Novametrix 7000 User manual

Gals

Iban

Service

SaO2/ETCO2

Model

Part

This

manual

based

July

20,

Number

on

Version

Manual

Monitor

7000

1989

5007-90-P3

5.7

-

CPU

|

software.

Wallingford,

No

part

of

permission

Novametrix

Connecticut,

this

manual

of

Novametrix

Medical

may

Preliminary

Systems

U.S.A:

be

reproduced

Medical

Systems

Inc.,

06492.

Documentation

©1988.

All

rights

without

Inc.

Printed

reserved.

the

written

in

U.S.A.

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Service

Manual:

Model

7000

Guarantee

Equipment
is

fully

guaranteed,

from

year
products
right

tion,

Novametrix’
Novametrix’

except

occur

Claims
portation
both
equipment.

Improper
out
release

with

to

perform

the

at

or

fuses,

during

for

company.

the

model

use,

following

Novametrix

manufactured

covering

of

date

the

stated

customer’s

obligations
option,

batteries,

normal

damages

mishandling,

guarantees

guarantee

replacement

service.

during

All

correspondence

name

specific

and

from

and

Guarantee

or

distributed

materials

shipment,

service(s)

installation.

under

calibration

number,

tampering

operating

further

any

except

other

this

of

shipment

and

instructions

guarantee

by

Novametrix

and

workmanship,

certain

for

than

one

at

its

factory,

guarantee

defective

any

gasses,

must

be

concerning

the

serial

with,

or

operation

obligations.

year.

at

are

limited

parts

without

filed

promptly

the

number

will

void

Coz

Medical

disposable
Novametrix

an

charge,

equipment

of

colt.

for

a

authorized

to

our

of

if

with

as

it

appears

the

equipment

this

guarantee

Systems

period

products

repairs,

of

reserves

repair

equipment,

said

defects

the

must

specify

on

Inc.,

one
and

the

sta-

or

at

trans-

the

with-

and

'

For

Caution:

by

or

This

Novametrix
retrieval
means,

Systems

Federal

on

the

document

system,

without

Inc.

Novametrix’

In

Connecticut,

(U.S.A.)

order

of a physician.

contains

Medical

Systems

translated,

prior

Service

factory

1-800-243-3444

call

Telex

Facsimile

law

restricts

information

Inc.,

transcribed,

explicit

written

Department

repair

Collect

956-054

(203)

which

and

service,

(203)

284-0753

this

device

is

proprietary

may

not

be

or

transmitted,

permission

265-7701

to

from

call

toll

free

sale,

distribution,

and

the

reproduced,

in

any

form,

Novametrix

or

use

property

stored

or

by

in

any

Medical

of

a

Novametrix

5007-90-P3

20-Jul-89

Service

Manual:

Model

7000

Table

of

Contents:

10

2.0

3.0

4.0

4.0

5.0

6.0

7.0

80

Table

Theory

11

1.2

1.3

1.4

1.5

1.6

1.7

1.8

19
110

Maintenance

21

2.2

2.3

2.4

。

Operational

3.1

3.2

3.3

3.4

Calibration

4.1

4.2

4.3

44

Assembly

4.1

42

|

Specifications..

5.1

5.2

5.3

5.4
55

Connecting

6.1

6.2

Troubleshooting

7.1

Partslists...............

8.1

8.2

of

Operation

Introduction.............

Power

CPU

MainCPUBoard#2403....................

VideoController#2404............................

CO2
Saturation

Motherboard,

SaO2
CO2

Supply

Memory

Front

Front

Sensors

Senmsor

..

#

2401.

#

2402................

End + 2418

End $ 2267, # 2268

CRT

nee

иьненииииолиизлинильзмишиниитоталили

Schedule..........

General....................

Battery
Fuses
Cleaning

OvervieW

Equipment
Monitor

Safety

A

Calibration
Adjustment

Software

Disassembly

Assembly

General........................

The
Oxygen
The

Optonst..........................

RS-232outputs..................

AnalogIn/Out........

20007

ASSY:
ASSY:

Maintenance

and

Line

Cord

the

Model

TeSS

Required

Tests.......

Checks.....................

and

Adjustments

Procedure

Updates...

and

Disassembly

CapnostatTM

Saturation

Monitor...

External

Guide

746668865.0.000

5007-00
5007-01

инь

Procedure.

ue

Sensor

SaO2

Equipment.

06

MODEL

06

MAIN

of

Contents

..

eserse

(2409), # 2421

Assembly,

and

(2407)

..............

Front

Panel..

ити

000

rennes

7000...

оноюонеиньзиононоьовавонотвотиниивиоиоини

ee

лилии

ee

ee

шииты,

ee

излить

scan

τος

cod

…

…

…

…

…
…

„8

9

38
40

42
42

42
43

44

44

44
44

51

...52

52

dre.

Instructions.

AN

…

52

.

58

.

64

70

.

70

72

73

…

73

...........

Sensor...

iii

.............asesesesesemes

아

나

아

이

아

아

아

아

아

아

아

아

이

아

7000

-

SAO2

AND

ASSY,

METAL

BOX,

아

아

마

ETCO2

eric

라

라

여

라

MODEL

erezioni

ee

아

아

아

아

어

MONITOR

7000

마

아

아

마

아

.

...........................

마

이

…

…

…

…

ninni

아

아

이

아

이

...

73

.

73

.74

74

73

75
76

78

이

78

81

..

81
81

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

1

Table

of

Contents:

Service

Manual:

Model

7000

9.0

8.3
84

8.5

8.6

8.7

8.8

8.9

8.10

8.11

8.12

8.13

8.14

8.15

8.16

8.17

8.18

8.19

8.20

8.21

8.22

8.23

8.24

8.25

ASSY:
ASSY:

ASSY:

ASSY:
ASSY:

ASSY:

ASSY:
ASSY:

ASSY:

ASSY:
ASSY:
ASSY:
ASSY:
ASSY:
ASSY:

ASSY:

ASSY:
ASSY:
ASSY:

ASSY:

ASSY:
ASSY:

ASSY:

Schematics

4977-13
2400-01
2402-01

2403-01
2404-01
2405-01

2407-01

2409-01
2418-01
2421-01

5006-01

5055-01

2267-01
2267-17
2268-01
2268-17

5088-01

5062-01

5007-06
4998-01

5013-01
4959-01
5218-01

and

Assembly

02

TOP

06

MOTHER

04

CPU

04

MAIN

04

VIDEO

05

RAM

03

FRONT

02

PIGGYBACK

04

PIGGYBACK

01

FRONT

03

POWER

04

REAR

03

Sa02

00

FNT

03

FRONT

00

FNT

06

BEZEL

00

SAO2

XX

OPTION

02

CO2

02

REGULATOR

03

SENSOR

02

SENSOR

COVER

MEMORY

SIMM

FRONT

END

END

INPUT

SCREENED,

BOARD

CPU

BOARD

CONTROLLER

BOARD

END

BD

BD
BOARD

END

BOARD

HARNESS

PANEL

ASSY,

INPUT

DIGITAL

END

ANALOG

LIST,

HARNESS,

CAL
CAL

ASSY,

END

ANALOG

MODEL,

HARNESS,

HARNESS
RCPT

RECEPTACLE

ASSY,

BOARD

ASSY,

ASSY,

ASSEMBLY

ASSY

ASSEMBLY,

ASSY,

ASSY,

MODEL

BD

ASSY,

BD

BD

MODEL

ASSY,

MODEL

MODEL

ASSY,

MODEL

BD

ASSY,

(CTC),

MODEL

ASSY...........................

BD

ASSY,

ASSY

7000

MOD

7000

MODEL

ASSY,

7000..

7000...

MODEL

MODEL

MODEL

(CTC),

1260......

MODEL

7000

7000...

MODEL

MODEL

......

7000.

........

7000
MODEL

1260...
ASSY,

7000

7000...

7000..........

MODEL

MO!

7000

....

7000.

7

7000..

7000.

MODEL

7000..

Drawing6s...........cseccscssssecscecsssceeseceees

Page

2

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:Introduction

1.0

11

Theory

of

Introduction

The

Model

reliable
rate,

infra-red
A
requirements,
after

sent
the
five

along

panel

used

connections

ease

changing

backup

possible

continuous

expired

light

user

friendly

the

unit

is

There

monitor’s

The

are

Status

softkeys,

for

of

or

with

the

jacks

the

“SaO2

system,

are

disassembly.

unit

can

a

programming

will

supply

battery

Operation

7000

is a

non-invasive

measurement,

CO2,

and

respiratory

sources

once

turned

five

menu

operation.

power

Cal

damage.

and

menu

display

programmed

off.

“softkeys”

displayed,

The

switch

Cell

used

INPUT”

The

jacks

run

through

operate

from

key

approximately

monitoring,

rate.

computing

system

any

which

front

and

and

found

perform

this

panel

indicators,

in

calibrating

“CO2

are

different

the

system’s

any

voltage
in

1

hour

portable

This

the

assists

changes

eliminates

is

Sa02/ETCO2

is

results

different

a

membrane

the

the

INPUT”

to

avoid

Motherboard

and

the

power

of

operation

and

display

performed

to

acquire

in

programming

are

permanently

commands

large

are

confusing

switch

ALERT

Capnostat™

for

the

connection

frequency

entry

module

with

monitor

of
by
the

overlay

RESET

(202

designed

oxygen

analyzing

correct

the

stored

depending

keypanels

and

sensor.

connection

of

the

via

removable

found

protection

on

in
the

the

rear

to

saturation,

the

changes

parameter

unit

for

in

memory

upon

and

which

of

circuitry

contains

AUDIO

The

the

two

wrong

world

sensor.

connectors

panel.

produce

pulse

in

results.

individual

even

the

pre-

simplifies

the

buttons,

two

front

sensors

All

for

by

simply

A

battery

to

prevent

The

monitor

to

as

the

functions

nicates

lines
The

tions,
Manual.

with

are

CRT

Various

The

different

*

2401

*

2402

*

2403

*

2404

*

2421

*

2418

*

2267

+

2268

+

Motherboard

is

“host”.

through

external

run

through

displays

displays

assemblies
Power
CPU
Main
Video
Digital
Analog
Digital
Analog

controlled

Consider

communication

equipment

the

the

by

the

Motherboard

waveforms

are

found

Supply

Memory

CPU

Board
Board

Board

Controller

CO2

Front

CO2

Front

SaO2

Front

SaO2

Front

the

Motorola

host

as

the

with

each

through

where

as

selected

available,

in

the

Model

-

End

Board

End

Board

End

Board

End

Board

MC68000

“brains”

board,

the

each

runs

rear

panel

all

the

by

the

is

described

7000

are

(previously

(previously

Microprocessor

of

the

system,

the

system

connectors.

individual

user

along

thoroughly

listed

below:

2407)

2409)

it

controls

software,

All

circuit

boards

with

which

the

in

is

referred

all

internal

and

commu-

communication

are

housed.

softkey

the

Operating

func-

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

3

¿Theory

of

Operation:Power

+
*

Supply

CRT

Front

#

2401

Assembly

Panel

Membrane

Switch

Overlay

Service

Manual:

Model

7000

1.2

Power

1.2.1

There
supply.
they

are

the

monitor.

or

even

it

is

used

used

to

within

1.22

AC

acceptable

AC/DC

The

power

AC

Plugged

*

Supply # 2401

Output

Three

charge

1260/7000

operation

level.

Both

voltages

are

four

used

to

Even

device

to

power

line

the

low

of

these

power

small

failure.

the

the

battery.

limits

operation

monitor

or

in

DC

mode

into

a

line

cord and

level

DC

voltages

critical

deviations

The

CRT

so

fourth

picture

While

that

the

digital

can

mode

occurs

properly

with

when

fuses

voltages
(+5V,

and

from

voltage

tube

this

voltage

components

operate

wired

either

its

internal

the

monitor

AC

are

in

supplied

+15V,

analog

their

(V

BAT)

and

operate

in

battery.

line

good

condition,

as

-15V)
components

nominal

need

the

fan,

may

be

properly.

AC

mode

is:

with

outputs

need

to

values

not

and

under

less

regulated

by

an

acceptable

and

from

be

closely

which

may

lead

be

as

tightly

AC

an

external

the

1260/7000

regulated

make

up

to

erroneous

regulated

operation

it

must

connection

operating

power

the

heart

mode

still

be

voltage

since

of

data

since

is

kept

to

an

+

the

rear

DC

operating

*

unit

is

operating

*

Power

*

AC

line

*

the

rear

While

operating

charged.
ating
operating
introduced
information

panel

1.2.3

The

battery

the

mode

As

level,

mode

into

occurs

indicates

DC

power

power

from

panel

mode

unplugged

level.

cord

and/or

power

panel

monitor

are

soon

as

or

the

is

the

monitor,
when

that

AC

source

source

being

power

power

met,

the

unit

automatically

entry

occurs

from

fuse

is

lost,

or

entry

is

connected

the

AC

line

is

turned

AC

switch

when

the

are

bad.

switch

monitor

voltage

initiated.

operating

switching

power

for

ruined

is

present.

the

DC

by a deep

is

set

either:

AC

line

is

set

to

an

acceptable

operates

into

on

while

mode

between

mode

is

discharge

ON

or

the

to

OFF

in

the

not

When

is

AC

and

the

internal

(|).

AC

voltage

(0).

AC

source

AC

mode

monitor

falls

connected

an

acceptable

restored.

DC

modes.

lead

under

DC

is

below

and

the

and

the

below

to

an

AC

AC

No

loss

of

The

AC

acid

battery.

operation,

an

acceptable

conditions

internal

the

acceptable

line

source,

line

is

once

monitor

LED

the

function

on

To

prevent

power

for

AC

battery

oper-

DC

again

the

front

the

supply

is

or

Page

4

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

turns

warning

provide

up

volts

Model

7000

the

the

power,

when

monitor

is

provided

battery

a

constant

it

is

fully

of

when

to

alert

with

voltage

charged

battery

a

quick

down

voltage

the

user

charge

charging

to

before

while

method

the

turn

falls

to

a

the

turn

off

maintaining

is

used.

off

threshold

Theory

preset

of

threshold.

threshold

stand-by

The

battery

of

10.5

Operation:Power

A

“Low

is

actually

float

current

delivers

VDC.

between

Supply

#

2401

Battery”

reached.

for

To

back-

13.8

1.24

how

users.

changing

also

normal
erated

120

1.2.5

RAW
from
DC/BATTERY
SWITCH
MONITOR
whether
CONVERTER.
the

front

SIGNAL

ER,

and

DC
POWER

AC

AC

power

well

the

The

the

required

power

by

the

-

10%

Block

The

AC

DC

is

the

+BAT

is

the

processor

The

POWER

membrane

is

turning

to

the

supplies.

ON/OFF

power

1260/7000

source

input

power

voltage

when

line

system.

=

108

VAC

diagram

INPUT/RAW
fed

into

GENERATOR

SWITCH

sent

into

senses

RAW

The

as

well

ON/OFF

the

DC/BATTERY

RAW

keypanel

used

to

the

monitor

fan,.while

The

SIGNAL

depends

company

can

selector

going

conditions

For

and

operation

the

and

the

voltage

as

on

switch

from

example,

the

DC

block

+BAT

the

input

DC/BATTERY

controls

LATCH

and

control

+5V

on

the

DC-DC

output

for

the

the

and

not

only

can

regulate

its

primary

on

the

rear

100/120

in

excess

with

high-line

converts

GENERATOR

is

used

to

CRT/FAN

of

the

level

on

both

SWITCH

MONITOR.

the

AC

ON

is

activated

generates

outputs

off.

from

POWER

of

The

CONVERTER

the

ON

the

country

their

input

panel

VAC

to

of

10%

120

VAC

value

is

AC

and

charge

SWITCH.

DC-DC

the

should

LED

by

a

POWER

the

CRT/FAN

DC-DC

LED

on

in

which

power

given

between

power

200/240

of

the

nominal

nominal

120

+

10%

line

input

the

RAW

the

battery,

The

CONVERTER.

RAW

DC

send

RAW

also

sends

on

the

front

the

POWER

ON/OFF

CRT/FAN

SWITCH

SWITCH

provides

CONVERTER

the

front

the

monitor

the

varying

100,

entry

VAC.

DC/BATTERY

output

module.

Voltage

value

input,

=

132

VAC.

into

an

unregulated

and

is

of

The

and

BATTERY

DC

or

a

BATTERY

membrane

ON/OFF

RAW

SIGNAL.

and

provides

power

for

is

also

membrane

is

demands

120,

200,

A

fuse

fluctuations

are

expected

the

low

SWITCH.

also

sent

the

RAW

DC/BATTERY

lines

BATTERY

ON/OFF

keypanel.

SWITCH

The

POWER

the

DC-DC

power

the

to

+5V

used

to

keypanel.

used

but

of

240

VAC

change

due

and

line

voltage

DC

voltage.

The

output

to

the

DC/BATTERY

and

decides

to

the

DC-DC

signal

located

on

ON/OFF

CONVERT-

the

CRT

and

the

generate

also

their

by

is

to

tol-

is

RAW

LINE

to

the

tube

+15V

the

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

5

>

Theory

of

Operation:Power

Supply

#

2401

Service

Manual:

Mode!

7000

INPUT/RAW

POWER

ON/OFF.

FRONT

1.2.6

former,
integral
provides

the
ondary

D1

tors

following

DC

ACINPUT/RAW

The

AC

a

bridge

power

a

desired

during

to

produce

Cl,

C2,

equations,

varies

AC

D1,

ON

PANEL

INPUT/RAW

receptacle

voltage

and

according

DC

C1,

C2,

2400

C3

BOARD

———>

rectifier,

switch,

low-line

a

full
C3

+BAT

GENERÁTOR

REAR

PANEL

ON/OFF

>

07.

1024, IC2B,

DC

DC

and

voltage

for

the

selected

input

wave

rectified

on

the

Motherboard

an

AC

to

the

AC

RAW

MONITOR

ca,

RAWDC/BATTERY|__

02,

12V

BATTERY

POWER:

|

LATCH

+

IC1

block

block

several

selector

line

into

conditions.

line

line

capacitors.

cord.

the

output,

input

voltage

input

DC/BAT

G8,

СЧА

”|

VAL,

Y

SWITCH

2

08,

04

consists

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dual

primary

The

which

to

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of

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:

y]

of

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fuse

primary

induces

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120

monitor

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>|

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SWITCH

06,

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power

power

holder

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filtered

UNREGULATED

VAC

DC.DC

CONVERTER

PS1

O1

entry

entry

and

transformer,

at

least

AC

voltage
and

is

power

—*

module,

module

RFI/

15

smoothed

assumed.

requirements:

ACLED
BATTERYON

Lo
==»

pa

+5v
ONLED
+15V

-15V

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rectified

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a

incorporates

wound

across

out

DC.

value

power

as

the

by

by

For

of

trans-

an

well

as

so

that

sec-

bridge

capaci-

all

the

RAW

“Page

6

RAW

The

maximum
imum
rectifier)

12.7

the
device
its

DC

THE

To

generate

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is

input

current

and

Vripple

+BAT

and

located

the
put. A power
drop

in

voltage

DC

(VDC)

magnitude

draw

of

the

value

of

the

(VAC)

GENERATOR

the

voltage

the

fan,

an

adjustable

on

the

back

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diode,

D2,

across

protects

the

Preliminary

=

Secondary

=

15

VAC

=21

VDC

of

ripple

the

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filter

=
=4A/(0.03

=

required

(AC

capacitors:

Current / (Capacitance * Frequency)

1.11

to

linear

panel

RAW

the

of

DC

IC

diode, a constant

AC

(min)

fluctuation)

the

frequency

F *

VAC

charge

voltage

the

monitor

and

during

voltage

Documentation

20-Jul-89

voltage

(Vrms) / .707

/.707

on

120

Hz)

the

battery

regulator

which

of

RAW

the

during

it

DC

ripple

AC

integrated

uses

as a heatsink.

produces a regulated

battery

operation,

charge

of

and

13.8

(Rev.P3)

is

related

(120

Hz

operation

circuit

14.5

is

VDC

allowing

VDC

(2.3

to

the

max-

for

a

bridge

and

power

used.

It

takes

at

its

for a 0.7

volts per

5007-90-P3

This

as

out-

V

Service

Manual:

Modei

7000

Theory

of

Operation:Power

Supply

#

2401

battery

the

1.2.8

tion
volt
voltage
mary

switches

provided

also

from

lower
itor
that.

Taking

cell)

condition

AC/BATTERY

A

dual

of

both

reference.

divider

power

If

AC

sensed

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trip

is

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ints

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is

present

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under/over

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When

consisting

source

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power
over
it

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through

deeply

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diode

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under

battery

MONITOR

voltage

DC

and

adequate

for

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adequate

scaling

discharged,

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voltage

shut

across.

drop

across

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volts

AC

operation.

and

will

fluctuate

comparator

the

BATTERY

AC

power

of

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monitor.

The

= ( (R5+R6) / R6) * 1.3

=((27.5+
=

15.5

and

falls

below

mode.

charge.

resistors

As.with.the

both

at

which

off,

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the

D1

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the

battery

into

set

by:

=((R19+R8+(1/2VR1))/R19)+13V

= ( (200 + 1100 + (1/2)
=

10.075

Ultimately,

according

IC3

(ICL7665),

lines

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is

present,

above

scaling

301)

the

equation

/27.5)*

VDC

the

trip

voltage,

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battery

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lower

a

low

upper

-terminals

consideration,

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upper

battery

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point

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this

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voltage

to

the

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V

1.3

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desired

battery

condition.

represents

the

for

a

nominal

(500)

)/

of

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line

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monitor

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200) * 1.3

|

dependent

battery.

monitors

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power

of

the

prevent

points

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and

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upon

the

condi-

internal

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as

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pri-

MONITOR

source,

battery

the

battery

set.

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the

mon-

voltage

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upper

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1.3

is

on.

5007-90-P3

Low

Upper

Battery

Potentiometer

upper

vide

signal

1.2.9

and

ICID

and

the

logic

to

the

RAW

Under

the

monitor

turns

lower

DC

Battery

Trip

Оп

VR1

is

used

trip

voltages.

for

tuming

Microprocessor.

DC/BATTERY

operation,

is

run

transistor

Preliminary

on

the

SWITCH

the

completely

Q4

on,

=

10.075 + 0.7

=

10.775

=

(CR19

V

+R8 + R7 + (1/2

VR1)

= ( (200 + 1100 + 200 + (1/2)(500) ) /

=

11.375

=

11.375

=

12.075

to

compensate

The

output

AC

battery

bringing

Documentation

У

+07
У

state

LED

on

and

DC-DC

is

gated

off

the

the

20-Jul-89

for

component

of

the

the

front

CONVERTER

to

the

internal

base

battery.

of

(Rev.P3)

tolerances

dual

comparator

panel

input

transistor

via

of

A

the
logic

Q3

}/

R19) ) *

Q8,

and

DC-DC

high

low

200)

is

also

a

and

1.3V

*1.3V

when

setting

used

BATTERY

CONVERTER

at

the

output

turning

to

pro-

it

Page

the

ON

of

on.

7

Theory

of

Operation:CPU

Memory # 2402

Service

Manual:

Model

7000

Transistor

switch

power

transistor
VERTER.
convert a 9
efficiency
from
nal

1.2.10

the

associated

line.

in

sideration

directly

1.2.11

closure
whose
flip-flop

this
the

tion

ON/OFF

Capacitor

for

from

ICIC,

the

monitor

CRT/FAN

To

avoid

CRT

Because

the

switch

off

POWER

The

POWER

ofthe

width

(IC2A),

pulse

present

is

detected

switch

of

and

LATCH

power-up.

Q3

then

the

battery

leaking

Q2

The

DC-DC

to

24

volt

about

the

75%.

POWER

is

on

SWITCH

the

loss

the

fan

circuitry

given

of

the

FET

and

the

IC1B

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wasted

of

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ON/OFF

front

is

controlled

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causes

state

the

until

by

will

C2

and

resistor

turns

into

back

is

off

CONVERTER

input

The

ON / OFF

via

the

of
require
used

has

high

the

panel

output

the

the

be

power

into

efficiency

to

when

POWER

transistor

the

CONVERTER.

the

and

D3

into

tightly

outputs

ON LED

only loosely

supply

very

low

the

power

ON/OFF

LATCH

LATCH

POWER

by

capacitor

pulse

of

the

next

positive

RAW

DC/BATTERY

forced

R17

cause

Q2

fully

on,

Back

RAW

LATCH.

when

CRT

requirements

DC

line.

is

forward-biased,

is a 50

regulated

of

the

located

going

the

CRT

resistance

tube

Watt

converter

The

on

the

through

regulated

display

when

and

of the

When

switching

+5,

are

+5v

supply

front

input

and

fan

LATCH.

receives

key,

is

generated

second D flip-flop

to

the

its

‘which:

Cl

and

clock

OFF

the

LATCH

control

appears

resistor

at

the Q not

edge.

MONITOR,

state

In

by

to

and

it

acts

biased

sending

+15,

panel.

turned

are

from a pulse
at

(IC2B)
the

diode

adequate

RAW

and

-15

enabled

line

the

DC-DC

power,

the

fan

on,

on,

which

CRT.

‘the
R3,

The

‘colle¢tor

is

debounced

output.

to

event

the

power

directly

with

very

toggle

that.a

transistor

be

reset

in

as a low

D3

prevents

RAW

DC

onto

supply

VDC

FET

directly

output

Q5

outputs

by

R25

Converter

switch

from

little

is

an

switch

generated

of

The

positive

and

low

of

and

the

OFF’

impedance

DC

is

present,

the

which

with

an

ON

is

used

and

Ol

the

power

important

is

controlled

during

Q7.

This

by

the

edge

to

latch

battery

the

POWER

resistor

state

battery

CON-

can

an

signal

to

sig-

since

and

its
+BAT
is

lost

con-

the

pulse,

first

D

of

onto

condi-

R13.

during

13

Page

8

CPU

1.3.1

age,
information.
per

(128K X 8)

up

low

1.3.2

inputs
transition

Memory

Memory

Two

types

and

SRAM

The

byte

(128K X 8)

and

in a similar

and

high).

Analog

The

analog

at a time.

of the

#

2402

of

memory

(SIMM

SRAM

is

and

is

enabled

manner.

to

Digital

to

When

LBWE

U2

Converter

digital

converter IC35

the

line.

Preliminary

devices

are

boards)

contained

is

enabled

by

the

which

CS11

Data

consists

line

lines

Documentation

used,

EPROM

for

temporary

on

two

2405-01

by

the

UBRE

LBRE

line.

of

two

The

has a multiplexed

is

low

IC49

D@-D3

20-Jul-89

feed

(IC2,
storage

SIMM

line,

EPROM

chips

(low

will

IC49

(Rev.P3)

3,

the

other

and

input

be

enabled

which

4,

and

5)

of

variables

boards,

handles

devices

high),

which

on

transfers

for

program

and

one

handles

the

IC2-IC5

and

U3

reads

the

positive

the

trending

the
lower
are

broken

(two

chips,

one

of

data

to

5007-90-P3

stor-

up-

byte

four

going

the

Service

Manual:

Model

7000

Theory

of

Operation:Main

CPU

Board

#

2403

1.4

multiplexor

amplified

monitoring

IC35.

and

Main

1.4.1

The
MHz
program
peripheral

the

rest

packets

bits

16

Mbytes

protocol.

The

external

tions

by

CPU

The

heart

for

earlier

instruction

affected

of

the

that

of

the

MC68000

hardware

are

conducted

R/W

data

W=Write,

device.

1C34

is

(which

IC28A

handled

pin

by

1

IC28C

Board # 2403

Microprocessor

if

the

system

units).

system

are

either

word)

of

continuous

(Read/Write)

to

and

by

in

length

has

and

in

be

The

interpreting

the

via

one

various

the

a

smooth

sent

data

selects

and

instruction

a

word

memory

one

IC28B

pin

is

the

MC68000

16-bit

and

data

(the

a

24-bit

of

pin

8.

Motorola

oversees

it

to

of

full

space.

control

microprocessor

and

orderly

indicates

external

be

the

sent

from

from

to

four

7,

IC28D

IC41

deciding

its

task.

bus,

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16-bits)

address

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lines

to

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direction

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analog

develops

MC68000

Front

which

ensure

inputs).

pin

14

a

all

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what

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microprocessor

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bus

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End

provide

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device

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to

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spare

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volts

MPU

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of

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action

to

information
byte

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data

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data

transfer.

microprocessor.

the

to

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analog

input.

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the

communicate

the

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for

runs

at

from

and

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to

be

the

high

processor

and

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external

inputs

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voltage

use

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IC28

10

MHz

fetching

transferred

or

to

by

between

system

(8

the

with

in

low

8-

access

serial

the

func-

a

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placed

start

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LDS
length
ed

along

the

LBWE

DTACK

device
by

the

microprocessor

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on

the

address

transfer

are

Upper

of

the

packet

with

R/W

by

(Lower

LDS:

information,
UDS:

ignore

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information.

(Data

addressed

only

only

the

and

Byte

the

the

the

lower

LDS

Transfer

by

indicates

bus

by

the

cycle.

and

Lower

of

data

to

be

IC31,

Write

lower

upper

Enable),

byte

8-bits

upper

IC32B,

8-bits

8-bits.

together:

the

microprocessor

has

been

the

ACKnowledge),

received

that a valid

microprocessor

Data

Strobes,

transferred.

IC30C,

UBWE

of

the

data

should

contain

full

data

by

These

and

word

be

ignored.

valid

word

sent from

to

signal

the

device.

address

and

they

has

signals

indicate

signals

IC36F

contains

to

valid

information,

contains

the

that

the

data

been

the

the
are gat-
develop

valid

external

sent

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

9

Theory

of

Operation:Main

CPU

Board # 2403

Service

Manual:

Model

7000

VPA
an

address

CLK
fer
which

There
These
device
processor
reads
modified

A
gram

information

Read/Write
it

requires

ing

that

asserts

are

to

data

Read

step

the

the

the

are

the

the

to

from a device,

data

Bus

from

from a peripheral.

signal

by

data

data

handshaking

(Valid

interrupt

(system

cycles.

is

three

Read

microprocessor,

the

device,

to

the

Cycle

ROM,

asserting

on

the

requested

CLOCK

Peripheral

address

bus.

This

divided

basic

Bus

same

occurs

needs

high

and

the

data

is

lines,

CLocK),

signal

down

types

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and a Read-Modify-Write

modifies

address.

letting

appropriate

bus

available.

$0 | $1|

Address)

from a jump

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developed

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IC37B.

of

bus

cycles,

where

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Write

either

to

retrieve a stored

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and

asserting

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52 | S3|

data

Bus

it

according

when

cycle

the

device

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microprocessor

the

S4 | 55]

instructs

table

in

ROM,

the

basic

unit

from

classified

is

transferred

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to

the

the

microprocessor

variable

is

started-by

address

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its

DTACK

address

S6 | S7

the

of

Y1 a 16

by

which

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program

in

the

know

lines.

line,

gets

from

the

processor
rather

time

the

from

transfers

the

microprocessor

the

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letting

the

bus.

|

to

than

from

for

data

MHz

where

instruction and

is

oscillator

direction

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addressed

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length

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data

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of

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external

from

the

micro-

microprocessor

returns

for

the

next

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the

processor

to

access

bringing

data

packet

by

plac-

know

the

bus,

the

pro-

the

de-

DATA

S=60

nsec

1-Address

IN

Strobe

Delay = 60

nsec

Page

10

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Sarvice

Manual: Model

7000

Theory

of

Operation:Main

CPU

Board

#

2403

2-Decoder
3-UBRE/LBRE
4-DTACK
5-Data

6-Memory

A

Write
RAM
Address
on
into

asserting
address

or

the

the

Strobe

data

addressed

and

Setup

Bus

wants

bus

DTACK

data

Prop

Delay = 3

Prop

Setup = 20

Time = 15

Access

Cycle

to

send

is

asserted,

and

the

device.

and

from

their

CLOCK

AS

A1-A23

DECODER
OUTPUTS

decoder

Delay = Add

nsec

nsec

Time

=

S2+

occurs

data

the

when

to

a

the

Read/Write

appropriate

After

processor

busses.

So | $11

|

—

delays = 21
Strobe

53

+

54

the

microprocessor

peripheral.

Data

successfully

clears

52 | $3]

1

ke

È

a

line

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1

After

$4 | $5]

ns

Delay + Dec

+

55

+

56

the

is

brought

are

receiving

the

control

$6157

9

>

Prop

-

3

-

5

=

needs

address

asserted,

the

to

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low.

data,

signals,

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Delay = 67

218

ㅁ

560

store

a

variable

placed

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Г

on

data

the

device

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in

the

bus

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information

responds

removing

the

and

by

the

UDS/LDS

LBWE/UBWE

DATA

S=60

nsec

1-Address
2-Decoder
3-UDS/LDS
4-R/W
5-LBRE/UBRE
6-LBRE/UBRE

Strobe

Prop

from

S2 = 70

ΒΑΝ.

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OUT

Delay = 60

Delay = 21

from

S4 = 60

prop
pulse

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delay = 7

width = 115

ns

ns

~

5

7—>|

ei

nsec

ns

ns

6

—

5007-90-P3

7-DTACK

setup = 130

Preliminary

ns

Documentation

20-Jul-89

(Rev.P3)

Page

11

Theory

of

Operation:Main

CPU

Board

#

2403

Service

Manual:

Model

7000

8-Data

9-CE

A

Read-Modify-Write

a

single

manner

the

sor’s
the
the

DTACK,

including

1.4.2

device
accomplished

2

high,

C4)
ously

cause

143

coordinated

similar

read

and

internal

Write

original

RESET

Cycle.

the

Address

Reset

on

power

this

after

the

monitors

the

processor

Status

(system

will

Setup = 130

pulse

width = (S2 + S3.+3+5+6)-(1+2)=221

to

a

the

original

registers

The

address

processor

Strobe

up

by

IC39A

cause

power

the

processor

to

Lines

ns

Bus

cycle.

Read

In

Cycle,

address

and

logic

modified

with

the
removes
and

RESET)

or

if

something

,

when

pin

4

and

system

get

lost.

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the

first

except

remains

unit,

data

is

assertion

the

removes

causes

power

to

generate

clock

will

also

combines

part

Address

on

and

put

on

of

address

the

modified

initialization

causes

is

applied

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have

reset

the

of

the

cycle,

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the

bus.

the

Read/Write

the

bus

the

Data

from

data.

the

microprocessor

C4

100

msec

stabilized.

the

system

separate

data

is

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data

and

a

write

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the

bus,

of

the

will

charge

low

pulse

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if

a

ns

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is

read

not

de-asserted

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modified

line

is

operation

lines.

system

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releases

to

up

through

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bad

instruction

and

Write

from

the

by

brought

either

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low,

is

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the

by

R2

constant

circuitry

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device

at

the

end

the

proces-

initiating

performed

device

control

that

or

asserts

an

external

lost.

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bringing

of

R2

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bus

into

in

a

of

at

lines,

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pin

and

fault

FCO,

the

State
The

decoder)

1.4.4

IPLO,

the

assistance
and

When
current
decodes
address
sor
needed.

current

gram
new

tion
Finally,

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FC1,

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(some

signals

line.

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IPL1,

microprocessor

from

decodes

a

instruction

the

of

runs

the

If

interrupt

location

service

and

status

the

continues

FC2

State

of

the

are

gated

Interrupt

IPL2

the

the

output

request

for

then

IPL

lines

the

interrupt

interrupt

another

interrupt

service

and

status

routine

of

the

original

running

(Function

(all

more

together

Lines

(interrupt

know

Code

of

the

microprocessors

sensitive

by

Priority

that

the

aspects

device

microprocessor.

to

the

IPL

lines.

servicing

saves
to

servicing

service

routine

are

is

run

and

old

service’s

program’s

where

comes

it’s

find

which

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routine,

of

higher

is

placed

unless

place

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left

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routine

output)

of

IC40B

IC27

place

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in

device

for

performing

priority

at

on

the

a

higher

is

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status

off

before

indicates

resources

the

system

output

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initiated

has

the

the

interrupt

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program

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that

device

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comes

the

end

stack,

and

priority

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removed

are

returned

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the

internal

are

are

inaccessible

(pin

6)

by

the

information

interrupt

lines

the

on

the

requested

from

a

lookup

task

that

in

before

of

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comes

the

current

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interrupt

in,

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the

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state

of the

available),

and

is

the

INT

external

for

the

MPU

signal

from

processor

system

assistance

stack.

and

table.

the

interrupting

processor

instruction,

is

it

is

finished.

the

stack

and

the

stack

processor,

or

the

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protected).

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device

finishes

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or

the

device

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gets

proces-

to

needs

the

then

the

device

is

done,

serviced.

The

the

the

pro-

The

loca-

completed.

and

the

pro-

let

Page

12

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:Main

CPU

Board # 2403

1.4.5

Kilobytes

long-life
keep
providing

SRAM
monitor
this
viously

1.4.6

mation
volts.
nels
addressing

low

and

or

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Timekeeper

The

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of

lithium

any

information

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way,

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set

Digital

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from

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from

which

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respectively)

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(pins

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RAM

RAM

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power

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time

and

date

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used

to

turned

are

AD7226KN
a

IC26

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to

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digital

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digital

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processor

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2

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up,

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to

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the

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to

providing

bus.

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1C35.

the

appropriate

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device

provides

monitor

output

currently

settings

system

user

performs

an

analog

four

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Address

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crystal

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data,

in

and

parameters

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voltage

separate

processor

low.

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lines

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analog

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off.

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battery

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monitor

conversion

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causes

output

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and

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features

output
the
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with

clock,

power

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the

pre-

of

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DAC

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(pins

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to
to

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10

by
go

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(abbreviated
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mation
information

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IC19

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the

monitor.

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the

communication

microprocessor.

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face

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external
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microprocessor
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bus.

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the

logic

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guidance.

programmable

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bidirectional

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provides

bus

and

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inform

DACIAs

is

used

other

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of

bus

interface

timing

lower

devices.

require

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the

data

transfer

converting

the

it

and

the

the

processor

in

the

to

communicate

to

one

of

two

IC17

lines

required

between

is

generated

(MK68230Q-8D)

8-bits

of

This

peripheral

the

handling

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device

and

is

output

port

serial

it

two

computer

other

system

standard

is

used

to

the

front-end

by

Y2

MC68000

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also

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able

to

lines,

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input

in

the

opposite

into

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system

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for

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bit

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data

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front

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MHz

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bus

to

clean-up

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functions

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the

uses

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the

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two

separate

serial

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and

end

to

devices

boards.

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many

and

which

of

as

as

serial

on

the

and

details

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interface

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system

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and

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handles

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procedure

channels.

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rear

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the

a

general

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of

the

of

system

need

since

requires.

panel

mem-

IC17

the

and

of

to

main

inter-

the

more

it

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

13

Theory

of

Operation:Main

CPU

Board

#

2403

Service

Manual:

Model

7000

brane

generated
which
events

1.4.9

tem
configurations
ding
and
switches

1.4.10

ties

the

pin
sound.

4.15

goes.low

speaker.
GEN

line

keys,

that

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parameters.

on

the

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in

addition

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7

drives

volt

the

if

activity

the

microprocessor

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switches

four

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the

system

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are

then

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SN76476N

line

IC50A

threshold

(after

The

CS

line

for

the

processor.

controlled

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IC50B

READY

by

battery

is

switches

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and

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hardware

lines

are

present

programmable

to

the

video

is

low,

pin

prevents

on

time

constant

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IC40C,

state,

detected

uses

by

software:

(S1)

switches

the

program

which

low,

this

on

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IC46

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5,

which

audio

pin

3

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output

of

of

of

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then

and

the

on

the

as

a

on

the

allow

causes

to

sound
of

enabled

in

IC50A

R49

pin

inverted

I/O

lines.

time

base

CPU

the

if

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is

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IC33D

be

read

generator

the

CRT

and

turn

drives

until

the

(junction

and

C65)

4

drives

by

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lines

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generated

for

board

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receives

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processor

so

the

IC48

pin

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processor.

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display.

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junction

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IC43A

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the

marking

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to

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enabled

11

to

gives

When

input

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of

and

turned

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to

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low.

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pin

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on

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timer
occurrence

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different

actions

when

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system

8

of

IC26

data

lines

enabled

C65

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audio

gated

the

interrupts

output

of

set

certain

are

taken

IC26

pin

condition

audio

goes

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speaker

charges

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1

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are

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6

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the

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1.4.11

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to
When
goes
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then

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data

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LEDs

the

is

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in

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know
when
ensures
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this
to

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processor

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at
bus

peripherals

when

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only

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called

the

requirements

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limited

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latched

Generator

8

MHz,

cycle

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of

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microprocessor

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IC26

IC44.

by

the

to

collect,

the

the

The

IC44

until

MC68000

convert

MC68000

time

is

processor

information

MC68000

of

family

the

individual

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pin

9

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processor

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does

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to

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control

input

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writes

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the

processor.

do

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state

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transistor

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some

of

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the

requested

control

should

wait

synchronizes

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a

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a

device

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the

front

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for

the

device

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all

of

the

signal.
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and

own

panel

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LEDs

current

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lines

enough

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let

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the

proces-

to

pin

time

this

signal

and

peripherals

To

correct

can

be

varied

DTACK

line,

8

in

Page

14

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

then
the

Model

that

data

7000

supersedes

as

soon

as

the

it

is

available.

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S2|

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signal

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so

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#

2404

process

1.5

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timing

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designed

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parameters,

display

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between

and

is

generated

the

ACRTC,

Documentation

20-Jul-89

The

heart

detailed

modes

the

system

timing

by

the

to

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provide

of

the

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user

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fed

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long

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15

Theory

of

Operation:Video

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Page

16

The

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proper

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to

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68000.
talk

which

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Documentation

20-Jul-89

MC68000

with

appears

the

as

Host

one

of

(either

to

bus

and

specified

to

by

the

informs

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16-bit

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the

2

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microprocessor

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taken

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microprocessor

through

on

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bus

base

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that

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as

the

ACRTC

soon

which

16-bit

data

occupying

address

addresses

The

ACRTC

to

receive

read

or

which

can

initiate

that

a

prepro-

as

possible.

5007-90-P3

runs

bus

2

by

and

or

write

is

the

Service

Manual:

Model

7000

Theory

of

Operation:Video

Controller

#

2404

After
to

power
the
the
DACK
has

used
ate
the

ing

address

find

Also

proper
system

a

1.5.4

The

the

external

The

cycles.

receiving

16-bit

to

an

cause

the

out

on

the

microprocessor

is

first

applied,

initialization

gives

(Dma

The

CRT

assist

timing

Video

lines,

ACKnowledge)

data

bus

ACRTC-CRT

interface

the

and

hardware

Frame

Under

the

memory

MAD
Buffer

ding

on

Frame

address

IRQ

from

the

of

the

sequence

the

ACRTC

as

opposed

includes

ACRTC

control

provides

Buffer

its

control

and

MA

Address,

present

Buffer.

and

attribute

the

ACRTC

interrupt.

side

ACRTC

can

a

hardware

line

to

8-bit.

interface

the

in

controlling

signals

the

required

Memory

are

read

line

and

lines
Raster

state

Separate

provide

of the

status

of the

needs

take

reset.

which

needed

latches

is

signals

the

logic

is

managed

the

multiplexed

the

display

Address,

ACRTC

so

they

the

Host

ACRTC

to

be

placed

place.

When

tied

high

generated
CRT.

to

execute

between

either

or

in

the

remain

addresses

is

the

into

Pulling

The

by

drawing

Frame

Attribute

needed

hardware

the

to

tell

by

ACRTC

the

the

the

Drawing

address

valid

during

the

ACRTC

the

Host

line.

Buffer

for

the

ACRTC

reset

line

control

a

known,

RES

the

ACRTC

internal

system’s

ACRTC

and

information

manipulating

capture

the

predefined

line

is

reset

ACRTC

and

Processor

data

Data,

the

cycle.

Status

line.

low

on

power-up,

it

looks

that

the

and

the

hardware

processors

commands

the

CRT:

during

lines,

Frame

depen-

current

the

the

Register

When

state

so

at

the

system

gener-

while

draw-

raster

It

is
display
sors

and

The

grammed

MRD

between

cycles
displayed

of

DRAW

cycles,

play

the

cycles.

character/graphic

MAD
CUD

these
dow

generation

into

2CLK

All

(Memory

the

ACRTC

and

indicates

in

the

pipeline

video

the

works

and

with

with

periods.

responsibility

In

addition

signal.

and

MA

lines

1 & 2

signals

in

the

of

the

timing

is

timing

are the

to

superimposed

the

ACRTC

control

the

basic

events

ReaD)

superimposed

HSYNC

of the
to

the

line

and

the

whether

registers.

shift

MRD

to

Display

MAD

during

display

cursor

indicates

Frame

the

background

display

to

define

inhibit

Processor

and

MA

cycles.

generation

load

produce a blinking

mode.

timing

registers

ACRTC

can

be

signals

and

clock

traced

2CLK.

and

back

the

direction

Buffer

ACRTC

mode

pulse

to

lines

the

during

or

to

Frame

generation

manage

signals.

background

for

the

CRT

is

derived

to

this

clock

of

memory

window

enable

screens

load

Buffer

in

the

processor

The

area

also

system

under

depends

from

the

Dot

source.

data

flow

drawing

pulses

drawing

non-dis-

Frame

controls

uses

the

win-

on

the

Clock.

The

Dot

are

Buffer

the

values

during

cur-

pro-

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

-

Page

17

Theory

of

Operation:Video

Controller

#

2404

Service

Manual:

Model

7000

Clock

is

and

MCYC
this

AS

has
Buffer
pulse

HSYNC
display
video
DRAW
2CLK

CRT

VSYNC
flicker

runs

at

used

to

latch

enable

is

(Address

been

load

is

manufactured

used

to

placed

address

generation.

is

the

line

beam

to

inhibit

to

latch

scan

line.

is

the

free

display.

20

pulses.

control

Strobe)

and

horizontal

and

to

the

vertical

DISP 1 & 2 are

video

signal

during

MHz

the

on

the

that

start

load

the

video

the

retrace

and

the

video

memory

provide

active

attributes,

by

signifies

MAD

sync

horizontal

of

the

pulses

attributes

sync

pulse.

video

periods.

2CLK

the

chip

lines.

qualification

pulse

during

runs

control

ACRTC

selects

that a valid

retrace

next

signals.

and

AS

is

to

indicate

should

line.

HSYNC

non-display

at

the

This

is

They

at 5 MHz.

memory

at

1/2

2CLK

enable

Frame

used

to

to

chip

the

occur

beginning

set

to

57

are

It

is

2CLK

chip

(2.5

load

pulses.

Buffer

latch

selects

end

of a current

to

is

also

periods

of

Hz

to

used

to

selects

MHz),

address

the

Frame

and

bring

used

and

each

present

blank

that

load

the
with
with

new

a

the

1.5.5

and

a
then

proper

address
used

is

1.5.6

MAD
held

pulse

1.5.7

ADDRESS

To

make

data

Frame

puts

memory

is

to

control

placed

VIDEO

The

Video

lines

for

for

MEMORY

share

Buffer

out

on

the

latches

When a Frame

be

selected

one

chip

supplying

uses

higher

EPROM

IC11A

regions,

and

efficient

the

access,

the

location

valid,

the

hardware

the

lines.

ATTRIBUTE

Attributes

carry

entire

IC4

(chips

order

IC9B

LATCH

use

of

MAD

the

data.

The

for

ACRTC

Inverter

available

signal

lines

ACRTC

address

the

data

provides

latches

IC24C

and

puts

must
transfer.

IC2

and

is

IC

a

used

LATCH

are

the

Attributes

raster

CHIP

and

line.

ICS

SELECT

Buffer

are

accessed

the

lower
address
with

each

saved

IC11C

which

access

lines

memory

in a similar

during

and

capture

is

requested,

in

pairs

8-bits

and

to

partition

chip

provide a validation

pins

are

put

out

the

be

To

signal

IC3

to

change

the

last

IC25D

the

Attributes

to

provide

the

other
the
pair

signal

the

video

on

address

held

signify

called

to

capture

way
2CLK
combine

one

attributes,

these

for

and

saved

the

the

and

the

polarity

as

explained

period

HSYNC

when

memory

lines

16-bits

the

upper

available

given a unique

by

gating

MCYC,

at

different

the

first

at

this

point

Address

hold

of

of

HSYNC

and

they

become

chip

pair

of

data
8-bits).

memory

2CLK,

Frame

half

of

point

in

the

Strobe

the

address

AS

for

in

section

2CLK

out

for the

The

space

base

starting

Buffer

times.

the

to

cycle

(AS)

while

IC’s

2

1.4.5.

and

need

to

valid.

of

several

ACRTC,

decoder

into

RAM

and

AS

address,

During

cycle
select

when

which

and

the
the

is

data

and

3.

The

to

be

produce

must

with

IC8A

and

address.

(a

chip

a

Page

18

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Mode!

7000

Theory

of

Operation:Video

Controller

#

2404

select

valid

IC14B

the

fers
data

nals
for

1.5.8

is
removal).

EPROMS

tionally

fonts

64 K words

words

1.5.9

pulse

address

and

memory
The

RAMs

data

from

into

the

the

circuitry

memory

MEMORY

The

Frame

volatile

The

are

removed

and

other

of

addressable

CLOCK

can

only

has

IC11D

at

the

proper

need

the

memory

RAM

creates

writes.

Buffer

(it

can

RAM

not

so

from

static

of

RAM

GENERATION

be

generated

been

placed

serve

to

time.

to

know

to

from

the

a

data

contains

be

read

space

volatile.

ACRTC

is

the
information
and

64 K words

on

clock

circuit

validated

if

the

the

ACRTC,

Drawing

direction

two

and

written
used
Data

which

memory.

if

the

the

MAD

ACRTC

Processor.

signal

types

of

to

as

video

placed

to

in

be

reprogrammed.

needs

of

EPROM

ACRTC

lines.

chip

select

is

executing

or

a

memory

By

which

memory:

repeatedly

memory

them

will

to

be

located

has

asserted

Gates

combining

to

used

IC24D,

pulses

a

memory

write

is

high

RAM

but

hold

not

be

The

over and
in

from

and

looses

dynamic

the

AS),

the

read

cycle

the

MRD

for

memory

EPROM.

lost

unless

EPROMS

first

signifying

E,

F;

address

cycle

which

and

its

data

screen

the
are

over

again.

half

of

that

IC13A,

decoder

which

will

place

DRAW

reads

RAM

and low

memory

with

displays.
chip

is

used

to

There

the 2 Mega-

a

B,

C;

to

trans-

new

sig-

power

The

inten-

hold

are

The

entire

ing

pulse

by 4 through

1.5.10

Data

carefully
latch
of

information

ground
with
arrive
IC9B
controls
2CLK,
every

To
monitors
nals
superimpose
es

or

derived

IC10

LOAD

retrieved

coordinated

the

data

and

window

the

MCYC

at

the

video

uses

AS

timing

MCYC

eighth

dot

inhibit

both

are

active.

window

IC14C
superimposed
video

mode

attribute

to

the

Video

ACRTC

directly

to

PULSE

from

from

the

is

sent

periods

shift

and

MCYC

pulses
and
clock

load

DRAW

The

for

load

mode.

to

channel

Pipeline.

circuitry

from

produce

the 5 MHz

GENERATOR

the

Frame

manner.

video

to

the

screens,

of

registers

to

(generated

another

into

pulses

and

timing

gates

during

HSYNC,

last

are

produced

pulses

Gates

IC25C,

regular

runs

synchronously

the

Dot

Buffer

The

load

memory

display.

two

the

signify

To

sets

ACRTC.

at

the

that

by

IC15C)

pulse

IC14 A and

cycles

turning

signal,

MRD

by

which

IC16B

loads

Clock

at

of

oscillator.

2CLK

pulse

signal.

for

display

circuitry

the

precise

set

the

load

These

proper

a

valid

display

pulses

pulses

time

address

through

generated

C.

reserved

gates

IC14A

determines

selectively

trail

the

turning

regular

and C and

for

interleaved

off

the

2CLK

The

needs

generates

moment

up

must

need

and

in

has

gate

by

IC10

for

non-display

and C off

if

on

loads

IC6C

or

which

20

MHz

to

be

sent

the

so

that

for

superimposing

be

generated

to

be

the

correct

been

placed

IC6B.

Then

to

produce

offset

IC14A

by 8 dot

work

offset

with

loads

is

the

Dot

Clock

out

to

the

control

a

signals

continuous

which

channelled

sequence.

on

IC15C

one

periods,

when

load

for

those

pulses

regular

clocks

MODE_SELECT

for

superimposed

master

is

divided

CRT

which

stream

the

back-

tim-

coincide

so

they

Flip-flop

the

bus

combines

load

pulse

gates

IC6D

two

for

load

puls-

in

in

a

and

sig-

the

the

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

19

Theory

of

Operation:

Video

Controller

#

2404

Service

Manual:

Model

7000

1.5.11

convert

channels,

zontal
(Video

offset

buffer
lowing
first)
IC31

pair

1C27.are

HDS0-3
possible

multiplexers

shift
position
the
the

putted

position.

address, a new
ly

SCROLL

The

video

it

pixel

Pipeline)

load

The

scroll

data

dot

and

and

are

The

current

register

from
HDS
shift

to

across

into

one

scrolling

pulses

into

clock,
shifts
IC32.

full

and

filled

lines

16

will

IC33

display

lines

register

the

The

the

screen.

CHANNEL

shift

registers

a

serial

used

for

which

to

latch

channel

the

first

the
down
After

the

with

the

background

at

the

begin

and

video

above

video

9

and

indicated

output

mixers,

bits

below

starting

stream

the

(Scroll

does

the

uses

pair

frame

one

16

dot

first

next

start

of

that

IC34

fed

that

line

bit

&

PIPELINE

take

parallel

of

information

background

Channel)

not

support

video

data

regular

of

scroll

buffer

bit

at

a

clocks,

pair

are

Data

word.

screen’s

each

raster

current

to

will

into

for

and

bit

position

display

determine

be

taken

Video

the

display

that

on

10

are

frame

screens

and

off

load

pulses

channel

data

time

into

16

shifts

empty.

start

scan

from.

Mixer

bit

would

each

new

ignored

is

selected

CHANNEL

buffer

for

which

one

smooth

of

the

data

shift

leaves

the

have

A

new

dot

address

line

line.

which

New

IC17A

should

be

dot

and

and

display

the

CRT.

is

is

used

scrolling

bus.

which

registers

the

output

second

taken

load

to

determine

The

HDS

data

There

designated

for

but

it

uses

IC26

of

scroll

place,

pulse

is

is

placed

lines

corresponding

data

is

continually

via

the

multiplexers.

start

with

the

selected

clock

not

the

by

the

next

displayed.

display

off

of

are

two

to

allow

the

superimposed

can

use

to

parallel

and

IC27.

IC26

(least

channel

the

second

generated

on

the

which
control

output

10th

the

By

appears

one

line

shifted

bit

multiplexers

bit

would

updating

the

data

separate

smooth

either

shift

gates

of

regular

load

the

On

significant

register

shift

and

IC26

video

bit

out

IC25E,

of

the

into

For

example,

the

data

to

be

fed

the

to

move

bus

and

video

hori-

window

or

frame

each

fol-

bit

pair

register

and

attribute

of

the

and

second

this

bit

if

word,

be

out-

to

this

start

dot

smooth-

The

video

scrolling,

the

window

there

is

separate

or

window

1.5.12

active
data

sent
and

active

play

attribute.

VIDEO

The

video

streams

to

the

2

signals

video

format

pipeline

non-superimposed

during

control

or

both

can

its

cycle

in

screens.

CONTROL

video

output

period.

sending

CRT

depends

from

cycle.

or

inverse

sends

Video

the

the

ACRTC

Gates

IC16A

video

either

display

in

the

any

display

the

mixer

result

on

the

black

be

loaded

of

video

superimposed

mode

serialized

IC17A

into

gate

control

and

and

signal

inhibits

IC12C

on

white

with

data,

to

selectively

display

combines

IC7A.

from

the

video

select

is

regular

or

with

offset

display

the

mode.

information

video

Whether

IC12D

output

whether

chosen,

this

load

pulses
load

For

enable

to

pipeline

the

mixed

which

if

the

a

regular

is

to

provide

pulses

each

or

disable

the

and

for

video

background

CRT

scroll

video

monitors

system

white

controlled

the

is

on

by a video

non-

latching

channel

during

channel

signal

DISP

not

in

black

the

gets

1

the

dis-

Paga

20

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:Video

Controller

#

2404

1.5.13

Test

Monitor

SIGNAL

2CLK

MCYC

MCYC

HSYNC

HSYNC

VSYNC

DOTCLOCK

DISPI

DISP2

DISP1+2

AS

ASCINVERTED)

MRD

WE

DRAW

MAD

CS

LINES

LOAD
SCROLL
PIPELINE
PIPELINE
SCROLL
VIDEO

Points

the

NAME

(INVERTED)

(INVERTED)

0-17

LOAD

LOAD
VIDEO

VIDEO

OUTPUT

following

points

with

SIG.

DESCRIPTION

5

MHz

2.5

MHz

2.5

MHz

30.3

KHz

30.3

KHz

37Hz

20

MHz

BACKGROUND

WINDOW

DISPI

and

ADDRESS

2.5

MHz

2.5

MHz

VERIFY
APPEAR

VERIFY

VERIFY

VERIFY

CHIP

SELECTS

2.5

MHz

1.25

MHz

1.25

MHz

VERIFY

VERIFY

VERIFY

an

oscilloscope

SCREEN

SCREEN

DISP2

STROBE

TRANSITIONS

TRANSITIONS

TRANSITIONS

TRANSITIONS

TRANSITIONS

TRANSITIONS

TRANSITIONS

to

verify

proper

TEST

POINTS

Ul1-1;

Ul-53;

U11-9;

U15-10

U11-2;

U1-56;

U15-9

U244

U25-8;

U11-10

U6-12

U25-12

U31-8;

U32-8;
U26-7; U27-7;
U29-7; U30-7;

U12-2
TIME

30.3

U12-13
TIME

303

U7-9

30.3

KHz

U13-1; U13-9;
U13-3; U14-5;
U9-10;

U9-9

U2-11;

U3-11

U16-12;

U14-1

PIN

27

OF

(018-023)

U16-13

AND

U14-9

U27-15

U30-15

U17-2

ALL

U3

AND

PIN
PIN

RAMS

U6-13;

U2
INPUTS
OUTPUTS

U18-U23

U38-U39

U14-13;

U26-15;

U29-15;

U17-13

U17-1;

U7-8

operation:

KHz

KHz

20
20

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

21

Theory

of

Operation:CO2

Front

End # 2418, # 2421

Service

Manual:

Model

7000

1.6

CO:

Front

1.6.1

the

microcomputer.
end
ed
boards

serial

red

1.6.2

as

by

1

state of
bits

“Expanded

Introduction

The

interface

board

through

link

CO»

Mode 1 Operation

The

well

the

Hitachi

which

After

when

End # 2418

capnometer

between

and

connector

provide

as

well

sensor.

digital

as

the

functions

the

microcontroller

three

pins;

the

Non-multiplexed

interface

It

is

made

the

2418

P3

continuous

as

providing

DIGITAL

front

end
control
HD63701

reset

and

as

follows:

P20, P21,

goes

(2409), # 2421

system

the

infra-red

up

of

(previously 2409)

and

are

real

FRONT

board

timing

microcontroller.

is

reset,

and

high.

Mode”.

designed

COz

two

(2)

connected

time

CO2

all

the

necessary

END

provides

of

the

the

P22.

This

sets

(2407)

by

Cascadia

Sensor

boards;

analog

to

reading

BOARD

the

interface

analog

This

microcontroller

configuration

These

the

microcontroller

(Capnostat™

the

piggyback

external

to

control

#2421

interface

pins

are

Technologies

2421

(previously

board.

circuitry

the

host

signals

(previously

to

the

host

to

the

is

of

the

device

latched

to

Corporation

Sensor)

They

through

microcomputer

to

the

and

2407)
are

interconnect-

P208.

Capnostat™

2407)

microprocessor

CO2

Sensor.

set

up

is

into

the

Mode 1 which

It

to

operate

determined

program

the

digital

front

These

through

infra-

system

is

operated
in

Mode

by

control

is

called

is

host

two

a

the

In

Mode

P10-P17)

address
Finally,
port.
which

opens.
tions
transmit

1.6.3

by 4 to
by
down

(Auto
trol

1.6.4

ate

Motorola

lines

port 2 (P20-P24)

P22

monitors

Pin

to

the

data)

System

The

crystal

provide

512

to

further

Zero)

acquisition

Mode

In

order

in

mode 1 on

1,

port 3 (pins

functions

as

A8-A15.

is

configured

XDUCER

P20

is

configured

host

processor.

of

the

serial

clocks

frequency

the

system

establish

(on

and

the

piggyback

S/H

of

CO2

configuration

to

correctly

power

MC14053

analog

P30-P37)

address

Pin

SC1

is

configured

as a 4800

DISC, a signal

as

Pins

link.

input

clock

4800

(Sample

data.

support

write

up,

multiplexer/demultiplexer

lines

on

Hz

DTR

P23

to

the

output

Hz

clock

board

and

hardware

to

pins

and

functions

A0-A7,

port 3 is

unused

as a combination

clock

output,

which

which

is a handshaking

and

P24

are

HD63701

on

the

E pin

out

on

which

Hold)

P20-P22

then

will

signals

on

switch

as

the

data

and

port 4 (P40-P47)

and

pin

I/O

P21

is

configured

is

generated

the

RXD

is

2.4576

MHz,

of the

P22.

This

4800

be

explained

which

the

pins

are

the

HD63701

P20-P22

(IC1)

bus

bits

DO-D7,

SC2

acts

and

serial

as a TTL

when

line of the

and

TXD

this

frequency

HD63701

Hz

is

later)

two

so

is

main

it

is

to

I/O

used.

to

port 1 (pins

is

configured

as a R/W

communications

level

the

CO2

serial

and

configured

On

communica-

(receive

ultimately

generate

pulses

is

data

is

also

that

divided
divided
divided

the

to

function

system

lines,

reset

as

signal.

input

sensor

and

AZ

con-

oper-

a

an

Page

22

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:CO2

Front

End

#

2418,

#

2421

output

zero.

ly)

On
register
established,
pins

is

the

1.6.5

the E

is

low)

1.6.6

This
memory

from

This

internally

to

the

X,

the

rising

and

on

IC1

DTRI,

I/O

Additional

R/W.

XDUCER

lines).

RD

and

pin

on

The

signals.

Decoding

Decoding

is

done

map

octal

a

to

D-type

Y,

and Z pins

edge

establishes

write

a

high

WR

microprocessor

the

HD63701

74HC00

on

board

by

feeding

output

HEX

0000-1FFF

2000-3FFF

4000-5ΕΕΕ

6000-7FFF

8000-9FFF

flip

switches

of

the

the

to

octal

state.

DISC,

signals

(IC17)

is

a

A13-A15

is

as

follows:

ADDRESS

A000-BFFF

C000-DFFF

E000-FFFF

flop

the

of

IC1,

reset

pulse

processor

flip

flop

This

switches

and

4800

control

with

along

memory

H
H
Η

H

H

H

H

H

IC3

logic

which

SC2.

with

map

into

is

cleared

levels

the

[C3

Hz

signals

The E pin

IC4

on

are

connected

001

mode

is

done

pins

clock

RD

SC2

and E generate

which

(74HC138)

which

XO,

levels

(mode

by

X,

Y,

are

now

and

acts

consists

CHIP

Unused
Unused
Unused

IC3

chip

IC9

chip

ICS

chip

1C31
1C6

chip

forces

YO,

and

to

pins

are

loaded

1).

Once

software

and

Z

to

connected

WR

are

as

the

of

which

SELECT

select

select

select

chip

select

select

the

A,

ZO

P20-P22

into

which

X1,

further

system

the

RD

8

blocks

is

a

SIGNAL

(octal

(AGC

(quad

(RAM)

(EPROM)

B, C inputs

inputs

the

Y1,

to

3

(001

on

the

program

processor

sets

the

and

Z1

P20-P22

generated

clock

to

FF)

output

and

WR

of

8

8

line

latch)

Kilobytes

A/D)

(not

of

IC1

respective-

the

HD63701.

control

mode

A,

B,

and

on

ICI,

(they

by

gating

and

(both

」

decoder.

used)

to

is

C

that

act

as

SC2

active

each.

The

©

5007-90-Ρ3

1.6.7

HM6264

bytes
PROM

1.68

Memory

On

board

of

found

Octal

The

(8K X 8)

RAM

octal
mentioned
outputs

of

The

outputs

+

Output

microcontroller

memory

which

internal

flip

flip

the

CLR

IC3

to

of

O1

includes

(this

is a spare

is

internal

to

the

HD63701

flop

IC3

flop

IC3

(74HC273)

input

be

cleared

the

controls

flip

flop

(IC2)

pin

to 0 on

the

to

Preliminary

EPROM

to

IC6

allocation

the

HD63701

which

is

used

on

IC3

is

connected

each

reset

are

labelled

switching

mode 1 as

Q1-Q8

of

described

Documentation

20-Jul-89

which

is a HN27C64

on

the

board,

microcontroller.

are

not

used

when

to

generate a variety

to

the

of the

and

ICI

system.

function

which

earlier.

(Rev.P3)

reset

is

used

|

(8K X 8),

it

is

not

currently

There

in

Mode 1 operation.

system.

as

follows:

to

is 4 K

of

signals.

This

set

the

RAM

IC31

used),

bytes

As

already

causes

HD63701

Page

a

128

of

the

23

Theory

of

Operation:CO2

Front

+

Output
signal
the

receive

+

Output

End

#

2418,

Q2

is a signal

used

in

host

microprocessor

serially

Q3

is

presently

#

2421

called

the serial

transmitted

communication

that the

unused.

DSR1

data.

(Data

interface

Set

link

Ready

to

the

system

Service

1),

this

host

microprocessor.

microcontroller

Manual:

is a

handshaking

is

Model

It

tells

ready

7000

to

Output
for
only
software
trols
time

+

Output
sistor

boost

*

Output
tem
tional

*

Outputs

1.6.9

A/D
converter

results

microcontroller.

A/D

The

AD7582KN

converter.

are

Q4

controlling

if

jumper

can

the

maintenance

this

option

Q5

Q1

heater

Q6

is

running

after

Q7

converter

Each

with

a

read

is

the

HEATER

the

W1

override

is

not

is

called

which

power-up.

conversion

in

is

on

or

off.

is

connected

and

and

Q8

(ICS)

input

2

bytes,

CONTROL

maintenance

is

installed

the

servo-control

heaters

used.

HEATER

an

IRF523

to

LED

is

used

as a method

are

spare

outputs

is

a

four

input

channel

8

time

LSBs

has

of

1,

it

heaters

on

the

by

shutting

CONTROL

power

CR2,

channel

an

output

approximately

and

analog

thermistor

MOSFET.

which

and

are

4

MSBs.

in

of

range

is a software

the

CO2

piggyback

amplifier

down

2,

successive

transistor

this

output

This

flashes

determining

not

used.

of

0-5

100

usec

Either

byte

heater

sensor.

board.

directly

MOSFET

when

if

approximation

VDC.

per

can

control

It

is

With

circuit

Q2.

At

the

Cascadia

the

system

It

is

channel.

be

operational
this
which

the

controls

switches

a

read

option

option,

con-

present

tran-

sys-

is

func-

12

bit

medium

Conversion

first

the

CMOS

speed

by

the

Page

24

The

four

analog

TEMPCHI,

LF398

of

the

nance

heaters

represents

is

in

series

the

resistor,

1.6.10

AGC

The

74HC273

and

sample

and

thermistor

in

the

voltage

with

the

circuit

AGC

(Automatic

(C9)

plexers/demultiplexers.

ground.

During

which
nected
and

The

calibration

resistors

through

set

the

gains

resistors

channels

CURRENT.

hold

amplifier

the

CO2

drop

the

infra-red

current

is

an

to

octal

are

of

the

are

internally

to

lines

on

the

IC28

circuits

the

Gain

On

slightly

sensor

DGAIN

Preliminary

which

DATACH

circuit

sensor

across

source

source

flip

flop

each

are

on

the

which

as

a

resistor

in

can

Control)

and

of

the

different

(after

selected

and

RGAIN

OPAMP

circuits

Documentation

20-Jul-89

input

analog

mentioned

and

is

the

to

REFCH

piggyback

(R60)

the

CO2

be

monitored

circuit

IC13

16

is

and

outputs

in

value,
warm-up)
by

IC13

and

which

of

the

the

converter

are

board.

servo-controlling

earlier.

on

sensor.

made

IC14

on

the

By

to

protect

up

are

IC13

CURRENT

piggyback

ranging

the

octal

flip

IC14.

The

connect

DATA

and

are

the

direct

TEMPCHI

circuit

monitoring

against

of

IC9,

CD4067

and

IC14

from

flop

IC9

selected

over

to

REF

channels.

(Rev.P3)

DATACH,

outputs

for

is

an

board.

the

REFCH,

from

is

the

the

input

This

voltage

malfunctions.

IC13,

CMOS

1.96

and

analog

is

a

1%

Ka

is

used

resistors

the

piggyback

IC14.

resistor

to

12.1

to

are

5007-90-P3

the

output

mainte-

which

resistor

across

The

multi-

to

Ko.

control

con-

board

Service

Manual: Model

7000

Theory

of

Operation:CO2

Front

End

#

2418,

#

2421

1.6.11

the
On

and

CO?

1.6.12

heater

1,

for

gate

directly

PCHI
circuitry
TEMPCHI

Voltage

VREF

analog

the

digital

is

fed

sensor.

Main

The

MAIN

and

2,

and

safe

sensor

*

by

*

if

In

either

voltage

In

addition

to

to a 6.7

HEATER

reference

is a +5 V signal

piggyback

front

to

IC19,

Further

heater

board.

end

an

emitter

uses

on

control

HEATER

maintenance

3,

transistor

use.

unplugging

the

thermistor

case

the

to

Q19.

to

this,

IC30

pin

VDC

malfunction

to

exceed

CONTROL

Q19,

For

example,

the

XDUCER

This

2.

This

level

and

line

heaters

in

cuts

the

6.7

which

VREF

board

it

follower

the

analog

circuit

CONTROL

in

and

Q20.

the

sensor,

the

CO2

DISC

off

power

output

circuit

provided

cause

volts

by

shutting

is

used

throughout

is

generated

serves

(only

the

XDUCER

sensor

from

as

the

circuit

piggyback

on

line

CO2

Different

should

signal

to

the

to

2421

boards)

provides

sensor.

DISC

is

the

maintenance

thermistor

is a comparator

by

the

resistor

thermal

and

power

off

Q19.

runaway,

both

the

by a precision

reference

generate

board

the

It

safety

signal

open.

fed

directly

circuit

divider

the

is

again

voltage

VB, a bias

will

be

required

includes
features

can

to

heater

amplifier

which

of

overheating

disconnected

digital

explained

are

be

Q20

compares

R140

front

voltage

for the

power

the

circuitry

built

generated 2 ways:

control

circuit

reference

voltage

later.

for

into

which

output.

TEMPCHI

the

and

R141.

of

the

from

end

board

A/D

converter,

used

both

of

IC30

this

shuts

output

Should

sensor

the

and

(IC8).

in

the

the

boost

pins

circuitry

down

is

the

fed

TEM-

any
causes
MAIN

1.6.13

tion
and

give a brief

of
way
spectrum
absorption.
within
outside

level

compared

Introduction

The

analog

from

the

detectors

overall

As

the

CQ2

48

Hz.

The

and

then

of

Behind

the

CO2

the

CO2

To

acquire a precise

of

CO?

to a lookup

ANALOG

piggyback

CO2

sensor.

is

done

explanation

passes

infra-red

passes

CO2

absorption

each

absorption

absorption

is

determined

table

PIGGYBACK

board

All

through

through

energy

through

and one outside

light

filter

range

range

level

from

in

memory

provides

required

this

circuitry.

of

how

the

the

airway

from

the

two

light

is

is

for

is

for the

of

CO2,

the

ratio

to

BOARD

the

required

power

COz

and

Before

data

adaptor,

source

filters,

an

infra-red

the

data

reference

both

channels

of the

establish

#2418

biasing

going

is

acquired.

an

is

absorbed

one

filter

the

infra-red

detector.

channel

channel.

are

data

the

correct

(previously

interface

voltages

into

infra-red

partially
within

frequency

The

and

the

sampled

and

reference

value

2409)

circuitry

the

source

the

for

data

to

the

infra-red

circuitry,

is

pulsed

by

the

CO2

infra-red

spectrum
detector
detector

behind

behind

simultaneously

channels.

in

units

of

mmHg.

acquisi-

source

it

is

best

at a rate

in

the

frequency

of

CO

the

filter

the

filter

and

The

ratio

to

air-

the

is

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

25

Theory

of

Operation:CO2

Front

End

#

2418,

#2421

Service

Manual:

Model

7000

1.6.14

S/H.
48

clock
is
decade
nal
counter.
attained
necting
S/H
of
edge

AZ

The

Both

which

Hz

The

output

brought

counter.

is

then

these

and

40

Hz.

at

the

(Auto

combination

signals

method

This

on

AZ

The

end

Zero)

the

is

by

signal

across

This

run

into

counter

all

outputs

outputs

pulses

pulses
of

2msec

are

sampling

from

on

the

and

SH

of

IC10, IC11,

active

which

divides

the

are

AZ

these

the

connector

clock

is

set

QO

through

to

the

produced

occur

pulse.

(Sample/Hold)

and

low

pulses

system.

the

of

rate

pulses

HD63701

P3-14

the

signal

input

of

up

with

the

O4.

inputs

such

with

that

This

of

the

is

IC10

shown

IC12

of

about

are

on

the
and
by

10

IC11

Q4

These

the

required

S/H

pulses

provides

2

msec

generated

digital

is

run

directly

to

produce

which

output

which

on

tied

outputs

is

pulse

pulse

is

the

following

the

every

is

by

front

end

into

a

480

is

a

CD4018

to

the

all

have

a

74HC138

width

generated

timing

dividing

timing

pulses

20.8

msec.

board.

IC12

Hz

signal.

presettable

data

input

a

50%

3

to

of

2

immediately

diagram:

down

The

which

duty

8

line

msec

called

This

the

4800

is

The

480

divide

so

that

cycle.

decoder,

on

a
on

AZ

is

equal

4800

Hz

a

CD4017

Hz

48

By

time

the

and

to

Hz

signal

sig-

by

N

Hz

is

con-

the

base

rising

S/H

1.6.15

The
This

FETs
the

turns

ing

bination
at
by

Acquisition

The

waveforms
active
is

done

The

data

Q11

LF398

on

O11

a

true

The

AZ

with

the

gates

IC27.

(e_

of

described

high

AZ

as

follows:

acquisition

and

Q16.

Sample/Hold

and

O16

zero

discharged

pulse

is

diodes

of

FETs

Both

the

DATA

2msec

CO2

and

S/H

cycle

These

amplifiers

which

level

also

fed

CR8,

Q10

and

data

in

pulses

begins

FETs

short

on

through

CR9,

O15

and

—

1.6.14

are

are

with

are

connected

of

the

both

of

C53

and

CR10

which

REF

channel

20.8

inverted

the

the

the

Data

inputs

the

channels

which

provide

are

msec

by

two

pulses

AZ

pulse

to

the

and

Reference

of

the

Sample/Hold

before

is

a

lpF

a

differentiated

inputs

to

circuitry

AAA

IC20

to

produce

by

which

which

inputs

is

of

new

capacitor.

the

detector

that

set

|

active

CO2

data

connected

IC15

and

channels.

amps

data

is

acquired.

This

pulse

to

capacitor
from

biasing

the

bias

high

is

collected.

to

the

gate

IC16

which

The

AZ

ground

circuits

voltages

-4

provid-

in

V

pulses.

of

are

pulse

com-

to

0

V

driven

on

the

Page

26

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:CO2

Front

End

#

2418,

#

2421

detectors

cussed

During

point

for

channel)

rent

transistor
through

of

Q7

properly

should

Immediately

out
acguisition.

The S/H
cuit.
lockup

occur,

would

to

that

the

DATA

level

and

be

of

IC10.

This

with

IC29

be

are

avoid

the

Q10

have

of

circuitry

a

10

Q8.

set

zero

circuit

disabled

identical.

redundancy.

AZ

pulse,

and

Q15

and

REF

a

high

DATAOUT

of

KQ

resistor

VBDATA

should

It

signal

the

pin

be

volts.

following

is

connected

is

is

to

S/H

7

would

which

For

no

are

channels.

time

is

Q7,

Q8,

(R70)

in

the

the

routed

protect

pulse

go

in

turn

the

most

SOURCE

turned

constant

fed

through

and

Q9.

and

is

the

bias

-30

to

AZ

pulse

to

a

variety

to

IC29

the

actively

to

a

low

would

part,

only

pulse

on

and

zero

The

RC

combination

of

approximately

Q10

Transistor

along

pin

infra-red

driving

with

voltage

-40

VDC

is

the

of

circuits

2.

This

the

state

and

disable

the

is

driving

source

on

the

Q7

output

for

the

range.

S/H

pulse.

which

is

the

source

infra-red

the

the

source

DATA

the
bias

of

0.26

AZ

pulse

acts

as

of

IC27

DATA

It

is

This

control

input

from

overheating

source.

initial

drive

channel

infra-red

level

is

C50

and

seconds.

and

this

a

current

controls

channel

at

this

point

pulse

the

to

a

pulse

If

source

drive

circuitry.

circuitry

source.

set

on

the

R72

(on

The

zero

in

turn

source

the

biasing

detector

that

is

active

actual

this

CO2

width

watchdog

due

to

situation

switch

will

be

It

is

at

detectors

the

DATA

source

biases

from

+15

point

and

when

DATAOUT

low

coming

data

a

circuitry

were

output

dis-

this

cur-

the

V

level

cir-

to

Q6

The

S/H

Q6

on

and

off

pulse
pin

a
is

is
drop
inverting

inverting
R63.

The
passed
being
el.
seen
end

inverted
the

controller.

Finally,
and

is

first

7

is

a

are

tied

from

pulse

from

a

non-inverting

The

source

sent

directly

in

order

amplifier
summing

This

other

through

driven

When

on

IC26-7.

board

Besides

through

digital

the

IC16

to

signal

gives

input

the

and

being

front
This

active

control

pulse

is

to

provide

run

through

of

2.5

this

output

+0.57

V

amplifier

drive

off

board

to

measure

U26-1,2,

amplifier

a

total

of

the

one

through

source

This

is

fed

the

IC20

end

signals

high

the

differentiated

the

initial

the

emitter

V

with

an

to

-15

V.

to

-1.66

V

on

with

a

gain

signal

to

the

at

this

the

and

source

source

3

IC26

gain

of

10

the

summing

ohm

resistor

the

source

is

being

current

into

the

pulse
to

provide

board

the

S/H

sampling

(IC25-3

driven

output

A/D

converter

which

and

is

controller

pulse

of the

through

stage

follower

active

These
the

point

of

low

resistors

high

of

9,

is

run

on

P3-7.

C38

pulse

impedance

providing

current.

which

pins

(-0.5

amplifier

5,

x

R60.

=

has

6,

and

-20)
is

It

has

-15

(IC25-3=+5V),

goes

directly

ICS.

generates

an

active

connected

is

connected

to

high

to

start

DATAOUT

and

then

the

source

circuit

a

IC24

to

0

form

the

through

The

resistor

To

do

gain

of

7

with

through

connected

a

gain

V),

the

the

off

the

source

pulse.

the

NMI

the

CO2

to

pin 8 of

and

drives

drive

pins

V.

The

a

voltage

input

source

a

one

R60

this,

the

-0.5

a

gain

this

side

to

the

of

-10.

output

slight

board

current

This

pulse

input

data

acquisition

the

REFOUT

the

gate

timing

5,

two

of

drive

ohm

pulse

6,

and

resistors

divider

IC25.

of

resistor

The

-15

provides

output

V.

Output

of

of

-20
the

IC25-3

through

summing

source

When

U26-7

voltage

on

P3-9

there

has

drop
to

drive,

is

fed

pin

of

the

sample/hold

channels.

of

Q6.

This

circuitry.

7.

On

the

R54

which

circuit
V

to

+5

(R60)

a

small

is

U26-1

is

the

amplifier.

drive

a

zero

after

is

no

across

the

digital

the

S/H

through

HD63701

software

amplifier

turns

This.

output

and

R55

provides

of

IC25

V.

and

then

voltage

fed

into

fed

into

input

of

it

has

current

volt

lev-

R60

is

front

pulse

P3-18

is

to

micro-

routines.

IC15

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

27

Theory

of

Operation:CO2

Front

End

#

2418,

#

2421

Service

Manual:

Model

7000

1.6.16

reaches
This

IC25
drive

latch
vent

from
IC10

XDUCER
ducer

1.6.17

detectors.

and

switches

input

1N4938

fied

regulator
transformer

Additional

ICX1

Transistor

Transistor

The

Transistor

As

is a MAX8211

4.75

is

found

pin

4.

circuit

of the

any

harmful

combination

random

to

be

enabled

DISC

is

unplugged

-80

Volt

described

This

transformer

current

of

Tl

which

signal

section

VDC

only

Q18

The

will

Q5

2401

pulses

Q3

supply

-80

T1.

to

cause

rectifies

is

fed

T1.

Protection

undervoltage

or

less.

on

the

2418

is a

VP080M

circuit

shut

is a

board.

glitches

is a 2N5551

becomes

earlier,

to

back

which

is

set

down.

J270

This

from

of

C73

during

until

long

active.

from

the

-80

VDC

is

First,

IC23

transformer

the

polarity

the

through

controls

Circuitry

It

disables

boards.

FET

up

so

that

FET

whose

disables

damaging

and

power

after

NPN

unit

or

volts

generated

transformer

R46

the

R78

up.

the

+5 V Vcc

which

This

if

the

is

used

is a 100 K Hz

T1.

Capacitor

reversal.

to

the

turn

protection

the

output

which

if

the

gate

source

the

infra-red

provide a protection
The

time

shuts

eliminates

thermistor

in

by

the

On

output

the

two

on

circuit
of

the

switches

+15

V

or

is

connected

drive

immediately

source.

constant

line

has

become

down

the

combination

oscillator

C36

the

to

stages

of

the

the

high

fails

in

biasing

provides

output

only pass

of

Q4,

the

designed

initial

+15 V to

-15

of

the

of

of

which

IC22.

FET

to

trigger

source

V

supply

off

board

circuit

the

RC

stable.

-80 V regulator
bias

voltages

open

the

DATA

circuits

drives

the

of

T1

is

negative

These

which

drive

source

on

to

circuit

state.

drive

is

lost,

to

the

power

the

infra-red

when

and

IC22,

Q17,

does

differentiation

diode

polarity.

two

switches

when

switch

amplifier

the

source

power

“off”

to

source

not

allow

circuitry

REF

IC23

Q17

the

trans-

channel

-1,

in

when

on

CRS,

this

The

stages

power

are

Vcc

O6.

“on”

pre-

2,

3,

turn,

the

is

a

recti-

the

to

Page

28

1.6.18

ducer
is

age

nominally
become
to

1.6.19

patients

heaters

tion

non-inverting

XDUCER

As

mentioned

is

unplugged

the

LM393

divider

unplugged

OV

which

Temperature

In

order

breath, a constant

in

circuits

which

2.5

causes

to

the

of

DISC

earlier,

or

comparator

generates a 0.75 V level

V with

or

IC23

regulation

keep

XDUCER

if

the

circuit

the

sensor

the

thermistor

-7

(XDUCER

the

windows

thermistor

IC23

plugged

circuit

temperature

infra-red

IC21.

input

Preliminary

sensor.

The

circuit

varies

These

of

IC21

with

thermistor

Documentation

DISC

in

pins

into

in

the

DISC)

in

the

of.

heaters

-1,

20-Jul-89

is a signal

the

infra-red

5,

6,

and

at

the

infra-red

to

go high.

airway

43

degrees

are

2,

and 3 is a differential

resistance.

which

sensor

7.

Resistor

the

(+)

input

unit

and

warmed

sensor

from

fogging

centigrade

controlled

The

is

opens,

(Rev.P3)

generated

becomes

R30

and

pin

5.

up.

the

due

to

is

maintained

by

the

temperature

amplifier

thermistor

when

open.

the

The

trans-

circuit

R31 form a volt-

The

T2

input

Should

the

2.5 V level

moisture

is

sensor

drops

in

the

by

the

regula-

circuit

resistance

whose

in

5007-90-P3

the

Service

Manual: Model

7000

Theory

of

Operation:Saturation

Front

End

#

2267,

#

2268

1.7

sensor

This

a

CR12

these
act

en
heats
CR12

stages
current

varies

produces

The

slightly

are

diodes

like a comparator

to

the

up

are
IC21

to

Saturation

1.7.1

connecting

cuitry
SaO2

data

change
gram

the

©

in

Introduction

The

on

Front

is

data

status

status.

with
a

next

stage

different

both

clamp

positive

and

the

reverse

-5,

maintain

Front

SaO2

Front

into

these

End

sent

at

in

front

with

data

temperature

voltage

1N270

6,

of

-5.28

IC21

5,

6,

function

germanium

the

inverting

circuit,

rail

which

voltage

biased

and 7 acts

a

on

and

sensor

and

from

and

drives

IC21

no

as a differential

temperature

End # 2267, # 2268

end

is

currently a two

the

main

digital

boards

is

a

end

saturation

the

sent

50

status

data

is

isolated

serially

Hz

frequency

rate

the

data

data,

is

again

from

approximately

V

on

IC21

pin

7

works

a

straightforward

diodes,

input

since

-1

current

board

from

to

the

pulse

IC21

IC25

heater

becomes

of

through

the

main

(every

rate

is

rate

in

flows

43°

reduced

1

at

25

combination

differential

and

when

-6

to

-0.6

-5

is

held

control

greater

through

amplifier
C.

board

20

increased

data,

a

40

units

CPU

msec).

and

to

50

system

pin

main

of

Hz

10KQ
°C,

FET

at

and

with

the

system

V.

This

at

3.5 V the
Q2

than

them.

which

with

3.43

-0.6

connector.

power

the

Model

On

detection

to

100

Hz

front

end

until

the

25°C

CR11

drives

an

to

5.11KQ

V

at

43°C.

and

amplifier.

is

at

room

causes

to

supply.

IC21

output

fully

on.

V,

the

At

this

Q2

analog

The

majority

7000.

status

The

of

a

by

alternating

data.

next

valid

The

at

43“

CR12

Diode

diodes

point,

with

piggy-back

to

perform

CR11

temperature,

-5,

6,

and

IC21

-7

is

As

the

CR11

the

second

enough

only

of

the

data

from

plethysmogram

valid

beat

plethysmo-

After

beat

or

sending

C.

and

7

to

driv-

sensor

and

board

cir-

the

or

on

change

1.7.2

facing

KHz.
high

both
components

end

1.7.3

capacitors
at

LEDs.
leads
on
C12
tained

Nonisolated

The

non-isolated

with

Its

outputs

the

oscillations

Qi

and

and

the

Isolated

The

raw

C7,

100mA

maximum.

Because

this

line

IC6

constant.

and

R4,

at

approximately

the

rest

are

Q2

are

allowing

Model

7000

power

AC

isolated

C8. A VDDI

of the

requires

The

C13)

to

circuitry

circuitry

of

the

front

fed

into

appear

held

serial

at

low

transmission,

CPU.

supplies

voltage

line

IC6

produces a VLEDI

relatively

further
analog

suppress

+7.5

and

DIGITAL

consists

end.

IC2

the

(off).

of

IC1

along

gates

The

coming

is

produced

large

currents

filtering

lines

digital

-7.5

via

+VAI

and

volts

BOARD

a

DC-DC

is

an

with

of

Q1

opto-isolators
reception,

from

by

line

the

and

other types

#2267

converter

astable

the

FE

and

T1

ICS

which

turned

LC

network

-VAI

enable

O2,

and

is
which

on

are

of

respectively.

and

vibrator

which

line.

when

are

rectified

is

the

dual,

handshaking

by

is

capable

used

exclusively

and

off

in

an

attempt

passed

noise.

The

opto-isolators

is

oscillating

If

the

FE

FE

enable

low

current,
between

D1

and

of

supplying 5 volts

for

enable

line

high

the

smoothed

for the

(=60

mA)

at

the

to

keep

the

through

analog

RC

filters

lines

are

inter-

at

1.6

line

is

is

low

gain

front

by

sensor
sensor

drain

(R3,

main-

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

29

-

Theory

of

Operation:Saturation

Front

End

4

2267,

#

2268

Service

Manual:

Model

7000

1.7.4

Semiconductor

bus
address
is
System
which

plies

the
start

these

Microprocessor

The

microprocessor

is

multiplexed

bus

run

at

4

MHz

reset

produces

to

stabilize,

NSC800

address

lines

high

INTR-

BUSRQ-

WAIT-

PS-

All

the

interrupt

an

interrupt

1.7.5

The

up

to

device

8

K

device).

device
mum
A15

is

is

Memory

NSC800

32

K

(27C64)

(6116)

of

memory

low

and

Corporation.

with

being

demultiplexed

using

circuitry

a

slow

this

will

unlock

0000.

(via

The

The

RP3).

Bus

A

delay

The

power

lines

being

actively

and

memory

can

of

ROM

and

a

The

RAM

or

an

8

decoding

IO/M

and

associated

used

On

the

an

8

MHz

is

present

transition

is

then

from

following

lowest

priority

request

line

save

are

tied

requested

mapping

support

and

8

K

32

K

device

(C16)

K

device

the

is

low,

the

on

this

the

low

order

by

IC10

crystal

at

pin

from

inverted

its

reset

functions

interrupt

from

another

for

slower

line,

this

high

-

up

to

64

of

RAM.

(27C255)

is

also

(6264),

memory

RAM

circuitry

board

schematic

high

by

is

byte

of

enabling

(Y2)

33

on

to

low

IC18

condition

of

device

peripherals

is

not

used

enabling
by

the

interrupt

Kilobytes

The

via

selectable,

currently

mapping

is

enabled

the

the

the

and

the

(pin

the

here.

them

of

ROM

the

the

if

NSC800

NSC800

address

a

full

its

associated

NSC800,

which

2).

and

restart

NSC800

to

be

circuitry

memory.

(IC14)

link

LK2

2

K

is

kept

A15

is

is

bus.

16

bit

this

is

long

When

are

at

a

(see

This

is

LK1

allows

device

simple.

high

and

manufactured

identified

The

address

circuitry

consists

enough

the

RSTIN

normal

disabled

normally

section

CPU

selectable

(currently

support

is

used.

The

IO/M

as

lower

bus.

of

for

operation

by

high

1.7.7).

system

between

set

of

To

ROM

is

low.

by

IC9,

byte

The

R6,

R7

the

pin

the

to

either

allow

is

National

its

of

NSC800

C18,

C19.

and

power

goes

high

from

tying

state

unless

allows

an

support

a

a

mini-

enabled

data

the

C31
sup-

the

of

for

8

K

the

2

K

if

Page

30

1.7.6

a
sits

addresses

saturation

YO

decoding

The

VO

possible

at

eight

the

by

front

ADDRESS

0080-0087
0088-008F
0090-0097
0098-009F

00A0-00A7
00A8-00AF
00B0-00B7

00B8-00BF

address

space

peripherals

zero

page

the

IO/M

end

sit

Preliminary

for

devices

address

line

being

at

the

following

=

the

front

end

is

can

be

of

the

memory

high

for

I/O

addresses:

CIRCUIT

D4

pin

1

IC11

(2268

IC12

(2268

IC10

(2268

IC19

pin
IC 9 (2268
IC7

pin

=~

===

Documentation

20-Jul-89

decoded

enabled

map

decode.

REF.

board)
board)
board)

12

board)

11

by

IC11

from

this

and

is

distinguished

The

I/O

(Rev.P3)

a 3

to

8

device.

devices

1/0

DEVICE

NMI

watchdog

Gain

DAC

LED

drive

ADC

enable

RSTC
Offset

UART

Not

used

line

decoder,

The

I/O

from

used

enable

DAC

clear

line

DAC

enable

enable

decoding

memory

on

the

circuit

enable

|

5007-90-P3

thus

7000

Service

Manual:

Model

7000

Theory

of

Operation:Saturation

Front

End

#

2267,

#

2268

17.7

the

the

line

software
and

point

12)
a
an

0000

this

reads

rupt
changed.

Interrupts

NMI

The

NSC800

circuitry

(address

will

If

the

(R9,

which

high

enough

NMI.

H.

RSTA

The

RSTA

by

dividing

the

for

the

watchdog

watchdog

is

still

surrounding

0080

“crashes”

be

pulled

watchdog

C29)

will

will

turn
voltage,

The

NMI

circuitry

down

ADC

which

front

and

interrupt

circuitry

timer

in

control

H)

is

and

falls

low.

line

reach

the

FET

the

resets

is

the

also

end and

timing

is

an

of

the

device

pulled

into

does

not

a

high
(Q3)

schmitt

the

designed

strobe

clears

it

is'the

circuitry

essential

the

low

enough

off

system

line

only

front

Q3.

by

the

a

locked

get

pulled

enabling

trigger

to

interrupt

from

the

RSTA

time

part

of the

end

circuitry.

It

functions

software

loop

low

voltage

(C18

and

sets

the

line.

that

circuitry

The

by

at

least

the

watchdog

within
to

tum

capacitor

pin

10)

the

NSC800

the

NSC800

2268

analog

The

RSTA

the

front

indicating

watchdog

making

every

the

specified

the

schmitt

C30

to

will

every

board.

end

basically

timer

sure

that

10

seconds.

line

will

period

trigger

charge.

be

turned

to

interrupt

conditions

start

500

On

RSTA

When

is

can

the

not

get

low

off

(low)

again

msec.

the

are

examined

whether

be

seen

watchdog

Thus

accessed

then

the

(IC18

this

reaches

causing

at

address

It

achieves

the

NSC800

major

as

if

the

RC

pin

inter-

and

RSTB

The

RSTB

received

NSC800

UART

the

RSTC

The

RSTC

achieved

RSTC

RSTC

1.7.8

with
of
clock

the

is

used

Serial

The

serial

handshaking.

19,200

signal

line

byte

of

data

which

by

is

RSTB

line

circuitry

dividing

received

NSC800

in

the

communications

communications

The

baud.

for

IC8

the

UART

is

used

to

detect

is

available

as

a

cleared.

is

is

designed

the

system

writes

system

out

to

timing

between

communications

and

its

supporting

(IC7)

when

for

RSTB

clock

address

data

the

NSC800

interrupt.

to

interrupt

(4

MHz)

OOAO

applications

the

front

protocol
circuitry

to

transmit

and

is

being

to

read,

Once

the

by

1,000,000

H

which

and

averaging

end

is

8

Y1,

receive

sent

the

the

NSC800

then

and

the

bits,

no

R5,

C15,

at

this

from

the

UART

NSC800

to

sends

reads

every

produce

clears

routines.

7000

CPU

parity,

C16,

one
generate

speed.

7000

250

a

the

RSTC

are

stop

É

CPU.

a

the

msec.

4

signal

data

Hz

signal.

When

in

This

line.

asynchronous

bit

at

the

required

a

to

the

the

is

On

The

speed

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

31

Theory

of

Operation:Saturation

Front

End

#

2267,

#

2268

Service

Manual:

Model

7000

1.7.9

The

The

all

other

the

following

[1]

[2]

[3]

Analog

timing

1.)

2.)

3.)

4.)

5.)

timing

waveforms

All

timing
which

12)

The

and

the

to

This

timing

circuitry

The
The
The
The

The

page

output

is

clock

resembles

circuitry

red

channel

infra-red

red

channel

infra-red

strobe

waveforms

are

for

identification.

originates

fed

is

of

fed

to

input

on

the

signal

are

based

inverter

to

the

a

pulse

of

the

ANALOG

analog

LED

channel

sampling

channel

for

RSTA.

explained

upon.

from

inverter

width

(pin

IC17

output

of

BOARD

board

“on”

LED

sampling

the

IC14

IC14

provides

time

“on”

time

below

The

numbers

STAT

(pin

(pin

detector

8).

the

pulse

#2268

the

pulses.

time

pulses.

pulses.

time

pulses.

Starting

in

output

5).

6)

is

consisting

width

detector

following

with

[

]

correspond

of

the

eight

simply

of

an

R55,

IC14

signals:

the

STAT

channel

inverted

D10,

(pin

waveform

to

the

STAT

C58,

3).

waveforms

ADC

IC10

waveform

and

also

which

on

(pin

goes

[4]

[5]

[6]

[7]

[8]

[9]

The

output

its

output

age

of

will

allow

a

after

The

STAT

C55,

R54,

which

The

C56.
cides

The

output

The

is

output

It
with

waveform

output
above
edge

of

The

monostable

fed

to

IC15

of

the

pulse

pin

4

to

switch

approximately

a

72

11560

conversion

channel

a

is a

should

the

the

1

output

D11.

monostable

of

shown

The

the

monostable

positive

the

falling

appear

of

inverter

in

edge

[6]

as

threshold
pulse

which

output

(pin

10).

width

3

volts.

pulse

in

output

multivibrator.

going

is

fed

shown

IC14

voltage

is

IC13

detector

negative

The

to

reach

the

at

[1]

is

of

the

has

pulse

of

the

STAT

to a delay

IC14

(pin

of

approximately 3 volts.

then

inverted

(pin

ADC

also

a

of

10)

3)

is

fed

into

only

RC

when

time

this

1010.

fed

the

input

constant

threshold

to

a

differentiating

differentiating

pulse

(pin

width

63

usec

waveform

circuit

11).

will

only

by

IC14

is

inverted

which

+10

sec

[1].

consisting

trigger

(pin

by

inverter

exceeds

produced

voltage

circuit

triggers

is

determined

whose

of

R56,

when

This

8).
IC14

(pins 1 and

IC14

a

by

which

circuit

leading

D12,

the

input

delays

(pin

3)

causing

threshold

R55

and

is

generated

consisting

IC13

by

(pin

R53

edge

C59

(pin

the

leading

2).

volt-

C58

of

2)

and

coin-

whose

11)

This

is

is

Page

32

[10]

IC15

4)

whose

bit

shift

is

configured

waveform

register

clocked

Preliminary

as a latch,

is

shown

by

the

in

the

Documentation

20-Jul-89

other

[4].

inverted

input

The

STAT

to

this

output

of

line

(Rev.P3)

latch

the

latch

shown

comes

is

fed

in

[2].

from

to

The

IC14

IC17,

latch

5007-90-P3

(pin

an

8

out-

Service

Manual:

Model

[11]

[12]

[13]

[14]

7000

put
RSTA

The

The

The

The

also

produces

interrupt

ANDed

ANDed

ANDed

ANDed

the

every

output

output

output

output

of

of

of

of

STROBE

5

msec.

IC16

IC16

IC16

IC16

This

(pin

(pin

(pin

(pin

Theory

timing

waveform

8)

is

the

11)

is

6)

is

the

3)

is

the

of

Operation:Saturation

waveform

shown

red

LED

“on”

the

infra-red

red

LED

sample

infra-red

LED

which

is

the

time

LED

is

STROBE

(TP25).

“on"

time

sample

Front

End

used

to

time

(TP26).

(TP24).

time

#

2267,

generate

line.

(TP23).

#

.

2268

the

NOTE:

sample

the

sample

time.

For

gate.

data

both

This

is

the

short

taken.

red

and

delay

Both

the

infra-red

allows

the

LEDs

the

photodiode

and

channels

return

sample

the

LED

gates

path

are

is

turned

circuitry

turned

“off”

“on”

to

settle

at

before

before

the

same

the

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

33

Theory

of

Operation:Saturation

Front

End # 2267, # 2268

Service

Manual:

Model

7000

16112)

[1]

1014

DI

1С14

[3]

1014

[4]

1013(2)

[5]

IC13(3)

[6]

Timing

(6)

(3)

(4)

waveforms

トー

for

SaO2

board:

7

==

<

7
[8]

이
[10]
[11]
[12]
[13]

101411)

1014

(8)

IC14

(2)

1C15

(6)

IC16(8)

IC1611)

1016(6)

N

Ш

A]

-

x

二
一

一

x

X

X

>

S

N

X

S

xo

Page

[14]

34

IC16(3)

|

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:Saturation

Front

End

#

2267,

#

2268

1.7.10

the
then
through

1.7.11

(AD7581).

matically
channel

sion
channel
an

sion.

RAM

selected

ence

Vref

An

on

front

amplified

R1

The

The

analog

0,

are

is

8

[sec

During

locations.

from

input

circuitry

board

end.

A

by

and

R2.

A/D

to

It

is

clocked

cycles

then

repeating

stored

sampled
negative

the

5

the

and

the

voltage

constant

non

converter

digital

sequentially

in

msec

The

address

BOFS

reference

inverting

The

resulting

at

a

dual

every

pulse,

RSTA

ADC

pin

voltage

conversion

the

port

640

which

lines

amplifier

output

1

MHz

through

process

RAM.

usec.

interrupt

is

selected

A0,

is

used

is

generated

of

-1.23

is

is

from

each

again

The

At

the

is

extended

from

A1,

to

set

for

VDC

IC1

(output

Vref

which

performed

the

divided

analog

from

channel

device

end

of

to

72

all

the

used

the

I/O

A2.

The

the

device

use

by

is

generated

pin

is

-2.5

by

IC10,

down

channel

takes

each

converter

80

conversion

psec

channels

decoder

into

bipolar

the

A/D

from

1)

configured

VDC.

an

8

NSC800

from

7.

The

jisec

at

the

are
and

uses

operation.

and

D/A

IC18

channel

clock.

channel

results

per

conversion

the

end

of

read

from

the

appropriate

the

-2.5

converters

and

for

a

gain

8

bit

The

device

7

from

each

STAT

channel

line

their

V

as

DI,

this

of

2.02

converter

auto-

through

conver-

so

each

outputs

0

conver-

relevant

channel

its

refer-

on

is

to

1.7.12

LED)
red
dual
lows

LED

The

red

need

channel

DAC

the

resolution

This

output

11)

[ICS

After

[R48,

controls

lector

the

R50]

drive

is

drive

circuitry

and

infra-red

be

described

equivalents

(AD7528)

following

Vout = (n * (-

of

Vout

Vout

voltage

(pins

8,9]

switch

then

the

passes

transistor

connected

drive

(component

will

IC12

and

eguation:

n = digital

Vref = input

the

DAC

=(0+(-2.5))/0
=0V

=(255 * (
=2.5

is

switched

which

is

voltage

through

Q1

to

the

cathode

channels

be

listed

buffer

Vref) ) /

setting

=

8

bits

which

-2.5)

V

“on”

controlled

passes

[Q2],

through

buffer

which

of

work

identically,

references

in

[

1).

The

amplifier

reference

IC7

resolution

of

the

voltage ( -2.5

corresponds

or

)/255

and

“off”

by

the

timing

a

voltage

IC7

(pin

7)

is

configured

the

sensor

between

LED

(

pin

of

DAC

DAC

(0 - 255)

to

by

the

circuitry
divider

[IC7

(pin

as

LED

(the

therefore

the

two

drive

1)

current

[IC7

V)

255,

therefore

analog

described

consisting

8)]

.

an

emitter

anode

only

are

different,

(pin

14)].

the

switch

The

output

follower

of

the

one

channel

is

controlled

The

output

limits

IC8

(pins

in

section

of

R47

of

whose

sensor

the

are;

10

and

this

LEDs

(red

infra-

by

a

fol-

and

1.6.9.
R49

buffer

col-

are

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

35

Theory

of

Operation:Saturation

Front

End

#

2267,

#

2268

Service

Manual:

Model

7000

connected

resistance

rent

through

1.7.13

The

ue

0080
examined
which

1.7.14

The

differential
appears

amount
absorbed
pulse

put

changes.

The

of

ICS

interference.

rectifier.

5

V.

inverts

to

R51

the

Offset

offset

H

which

at

is

at

ground

Analog

input

amplifier

as

a

of

light

by

heights

output

(outputs

The

The

amplifier

the

signal

The

VLEDI).

[R52]

LED.

circuitry

circuitry

the

signal

from

double

the

will

of

output

control

The

is

the

count

potential.

input

the

configured

received

tissue

vary

the

differential

pins

7,8).

high

of

IC4

to

a

positive

The

voltage

the

amount

verifies

of

photodiode

train

in

with

pass

the

that the

halfway

0080

H

from

the

as

of

pulses

at

the

the

path

the

amount

amplifier

This

removes

filter

rectifier

(output

going

at

the

base

amount

of

point

and

photodiode

is

photodiode

of

of

current

connected

a

through

ADC

for

compared

current

representing

the

LEDs.

of

blood

is

the

introduces

has

a

zener

pin

1)

preceding

polarity.

of

current

reads

in

the

converter.

between

to

voltage

is

If

at

fed

into

DC

an

offset

clamp

the

transistor

through

the

LED

bipolar

to

channel

pin

converter.

the

red

dependent

placed

the

site

a

four

pole

and

unwanted

which

to

prevent

the

sample

along

the

transistor

determines

mode

The

12

over

which

voltage

6

input

and

and
upon

a

high

with

13

The

infra-red

the

well

changes

pass

50/60

is

corrected

the

signal

and

hold

with

hence

its

brightness.

0

V

sitting

at

the

of

IC10

on

ICS

output

signals.

amount

perfused

as

cardiac

filter

Hz

ambient

by

a

from

circuitry

the

emitter

the

cur-

at

val-

BOFS

(AD7581)

which

is a

from

this

The

of

light

site

the

out-

consisting

light

half

wave

exceeding

simply

is

.

1.7.15

infra-red

red

and

channel.

in
charges

capacitor
IC3
through

1.7.16

they
ADC
nent

Signal

The

pulses

signals.

channels

hold

for

The

the

sample

to

so

(the

high

them).

The

The

outputs

are

summed

which

of

the

splitting

from

This

pulse

the

is

red

value

and

hold

the

sample

it

retains

input

DC

path

from

with

follows

signals.

IC4

pin

is

done

present

channel

of

the

pulses

circuitry

voltage,

its

voltage.

impedance

the

sample

the

reference

this

circuitry.

1

are

and

only

when

fed

by

turning

keeping

sees

are

C35,

This

of

the

and

voltage

The

into

switches

the

red

it

off

red

LED

held

constant

C36.

When

the

switch

voltage

is

buffers

hold

buffers

Vref.

capacitors

on

IC8

LED

at

all

other

pulses.

closes

then

The

by

the

the

switch

there

reproduced

prevents

are

fed

This

is

done

C30

[C29]

which

demultiplex

channels

times.

same

occurs

low

leakage

is

turned

is

no

at

the

discharge

into

summing

to

achieve

are

to

reduce

switch

This

“on”

way

for

holding

“on”

discharge

the

output

of

the

amplifiers

full

any

the

red

when

the

sample

the

infra-red

capacitors

the

capacitor

path

for

of

buffers

capacitors

where

range

AC

of

compo-

and

the

the

the

Page

36

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:Motherboard,

CRT

Assembly,

and

Front

Panel

1.7.17

only

(only

IC11

software
its
signal
The

1.7.18

(channel

ming

sum
(channel
sent

1.7.19

no

The

The

output

the

time

5

for

which

limits.

is

output

Noise

The

ADC

the

of

the

to

see

Ear

The

detection

earprobe

earprobe

the

PBEDET

AC

varying

the

is

and

is

The

then

amplifies

of

the

checking

0)

examines

first

DC

7)

examines

if

the

probe

the

this

input

line.

path

from

the

sample

component

infra-red

configured

done

attenuator

low

has

stage

and

AC

detection

of

input

channel)

to

100

pass

circuitry

two

channels

the

output

the

the

component

an

ear

to

is

brought

and

as

an

achieve

output

filter

output

input

circuitry

the

times

with

pulse

probe

schmitt

is

is

available

height

to

is

low

hold

buffer

of

the

signal

by

IC3

(pin

attenuator.

the

best

size

buffered

by

IC2

before

then

sampled

for

of

the

first

Vref

and

reducing

are

the

sample

greater

is

than

determined

trigger

which

signals

is

also

to

pass.

8)

[IC3

The

amount

AC

signal

by

IC6

before

being

on

the

noise

stage

of

examined

and

hold

a

pre

determined

by

IC15

is

held

the

AC

coupled

This

signal

(pin

7)].

of

for

being

sent

through

channel

detection

the

front

the

AC

component

at

this

circuits

(input

high

by

R57,

UART

by

C34

is

then

This

is

fed

attenuation

the

ADC

AC

2

input

on

end.

stage.

when

setting.

pins

on

the

coupled

a

low

on

the

front

This

The

the

12,13)

with

digital

without

the

by

the

[C33]

amplified

into

is

pass

ADC.

is

C37.

second

pulse

and
presence

to

a

dual

controlled

exceeding

by

C47.

filter

end.

The

done

by

Thus

is

not

R57.

board

allow

by

20

DAC

by

The

IC6.

first

sum-

the

channel

pre-

With

of

an

through

]

1.8

Motherboard,

1.8.1

system.

(video

card

slots.

operation
is
voltage
unit,

with

.002
ble

1.8.2

TRON

Motherboard

The

Motherboard

All

controller,

slot

The

AC

then

rectified

from

it’s

VR1

V

with

while

operating

CRT

The

CRT

115DMX

communication

connectors

INPUT/RAW

is

situated

here

three

control

no

Assembly

assembly

CRT

front

and

terminals

load.

Assembly,

houses

end

are

on

this

filtered

is

regulated

plug

the

output

Diode

under

battery

which

with

a

7"

and

all

of

the

other

between

boards,

interchangeable,

DC

block
board.
by

bridge

by

into

voltage

D2

protects

power.

consists

display.

the

etc.)

as

The

rectifier

an

LM317K

J217

from

of

It

receives

is

described

output

on

the

Front

microprocessor

run

the

the

the

Panel

circuit

the

regulator

boards

through

same

of

D1

which

holds

in

the

the

transformer

and

is

Motherboard.

regulator.

from

CRT

and

its

power

the

that

constitute

and

the

Motherboard.

for

the

Power

Supply

is

capacitors

mounted

Cl

on

Resistors

This

output

reverse

the

from

CRT

the

polarity

board

the

Model

elements

The

front

end

Board

connected

and

C2.

the

rear

R1

and

should

be

which

is

the

RAW

DC

it

supports

three

digital

board

theory

to

J212,

The

panel

R2

+14.5

is

COMPU-

line

7000

card

of

it

output

of

the

along

V

+

possi-

of

the

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

37

Theory

of

Operation:SaO2

Sensors

Service

Manual:

Model

7000

power
board

assembly
and
adjustments

supply

and

an

eight

receives

by

CRT).

CONTRAST

which

four

wire

for

H

SIZE

V

SIZE

it

all

screws.

connector

the

CRT

|

shares

of

its

signals

There

which

aré

located

with

is a ground

(の

the

fan.

The

from

I213.

cable,

interconnects

on

the

CRT

CRT

BOARD

(TOP)

CRT

The

high

the

CRT

board

board

CRT

is

voltage

to

(the

focus

中

is

situated

fastened

line, a four

the

CRT

and

magnets

[一

WHoup

BRIGHT

on

to

the

wire

board.

the

Mother-

front

panel

connector,

Most

of

are

on

the
the

1.9

NOTE:

consult

1.8.3

operate
are

the
sociated

the

into

SaQ2

1.9.1

(identified

Re-Flex™.
sensors.

Front

The

Front

the

connected

front

panel

with

Motherboard

the

2268

Sensors

General

There

are

by a green

Refer

Current

compatible
probe

is

used.

Adjustment

Panel

Panel

monitor.

to

the

and

the

Cal

is

Sa02

Analog

three

to

production

with

earlier

Procedure

holds

All

Motherboard

is

Cell

for

types

the.

the

the

switches

used

in

are

plugged

the

Capnostat™

board.

of

SaO2

input

Operating

models

models.

for H HOLD

membrane

and

by

a

ribbon

calibrating

into

sensor

SaO2

sensors

connector).

Manual

incorporate

An

error

control.

switch
indicator

cable

the

Capnostat™

J215

on

jack,

available

The

for

details on

the

message

key

panel

LEDs

at

from

J214.

The

CO2

the

Motherboard.

the

SaO2

for

use

three

sensor

patient

SuperBright™

will

be

displayed

which

enables

the

membrane

Cal

Cell

sensor.

The

Connector

sensor

with

types

jack

earlier

are,

application

sensors

if

the

is

Attached

switches

plugs

Model

ear,

finger,

of

the

and

the

wrong

user

keypanel

J216

from

directly

7000

and

various

are

style

to

to

as-

not

Page

38

Preliminary

Documentation

11-Aug-89

(Rev.P4)

5007-90-P4

Service

Manual:

Model

7000

Theory

of

Operation:Sa02

Sensors

1.9.2

The

for

the
types
three

D1

LEDs

Sensor

connector,

of

sensors,

part

figure

sensors.

the

iY

V;

numbers

shows

the

The

mechanical

P402

1
A

E

and

the

sensor

connector

schematic

packaging

BLUE

GREEN

RED

schematic

cable

and

connector,

cable

is

a

representation

is

P402.

assemblies

the

only

difference.

P402

6 ) |

The

are

identical

of

the

INFRARED

COMMON

rear

view

for

circuitry

found

ANODE

shows

each

of

in

the

pinouts

the

different

each

of

the

PHOTO

N

DIODE

BLACK

WHITE

NOTE:
fitted
only.

2

KQ

Resistor

on

Ear

is

Sensor

(の

3

©

PDK

PDA

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

39

Theory

of

Operation:CO2

Sensor

Service

Manual:

Model

7000

110

CO2

Sensor

1.10.1

General

The

Novametrix
sophisticated
should

-

repair.

1.10.2

any

Contact

Sensor

The following

tat™

sensor:

LR.

DETECTORS

FLEX

Capnostat"“

circuitry

malfunction

Novametrix

part

numbers

figure

CIRCUIT

HEATER

which

or

Service

and

shows

Sensor

is

housed

damage

occur

Dept.

schematics

a

representation

which

inside

a

with

for

replacement

of

SAPPHIRE
WINDOWS

is

used

gas

a

sensor

the

to

monitor

tight

plastic

replace

or

problem

inside

CO2

levels

case.

For

it

and

do

sensors

configuration

LR.

of

SOURCE

THERMISTOR

contains

this

not

the

Capnos-

reason

attempt

CONNECTOR

HYBRID

Page

40

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Theory

of

Operation:

CO2

Sensor

PIN#

1

2
3

4

5

6
7

8

9

10
11
12
13
14
15
16

17

18

DESCRIPTION

Source

Spare

Vb

Ref

Spare

Data

Vb

Spare

Heater

Outside

Spare

-15 V (white,
Source

Vb
T2

+5V

Boost

-15V

(black,

ref

(blue)

out

(green)

out

(orange)

data

(clear)

(white,

shield

shield

(light

brown)

(violet)

(red)

(black,

(yellow)

thin)

thick)

thin)

thick)

The

following

19

20
is a list

of

PART#

4981

4989
8751

sensor

related

+15VB
Analog

parts

and

DESCRIPTION

Capnostat™

Airway
Sensor

(brown)
ground

part

Adaptor

Cable

(gray)

numbers.

Sensor

Holding

|

Clips

5007-90-P3

Preliminary

Documentation.

(Rev.P3)

Page

41

Maintenance

Schedule:General

Service

Manual:

Model

7000

2.0

2.1

2.2

Maintenance

General

All

Novametrix

from

Battery

be
recharge.

point

“AC”
hours

the

date
Novametrix
the

Model

At

under

800-243-3444

the

the

7000.

terms

Maintenance

The

monitor

tor

draws

operated

In

switch

some

the

case

where

on

the

LED

before

of

recommends

customers

(in

on

line

of

the

rear

on

switching

Schedule

Medical

shipment.

the

request,

of a Service

Connecticut

was

shipped

battery

prolonged

unit

the

power

power

will

panel
front

it

for

not

to

panel

on.

Systems

However,

following

Contract.

call

from

even

the

periods

the | position,

Inc.

to

maintenance

Novametrix

Contact

Collect

the

first

turn

is

203-265-7701)

factory

while

24

of

storage

on.

Should

illuminated),

equipment

hours

insure

turned

the

will

provide

the

with a fully

off,

to

allow

or

shipment

this

tum

the

and

is

warrantied

functional

schedules

repair

Novametrix

for

contract

charged

it

is

recommended

ample

the

occur,

allow

plug

monitor

the

for a period

integrity

be

adopted

and

calibration

Service

details.

battery.

time

for

battery

off

monitor

in

the

(ensure

may

of

of

the

with

regard

Department

Since

that the

the

line

to

the

battery

discharge

cord,

that

the

charge

one

year

monitor,

to

services

at

1-

moni-

monitor

to

fully

to

a

set

the

green

for

24

2.3

To

insure

in

the

battery

operated

line

cord

monitor

mately

may

24

Every

limited

frayed

ment
charge.

Fuses

to,

insulation.

for a battery

and

Should

250 V 2A

units.

The

maximum

mode

in

this

should

be

hours

six

are

months

swollen

Line

the

fuse(s)

slow-blow

fuse

is

(line

mode

then

operated

until

be

required

the

or

If

any

replacement.

Cord

need

for

accessed

battery

cord

life

and

disconnected)

the

‘Low

reconnected

normally

to

battery

misshapen

of

these

on

fully

recharge a discharged

should

sides,

conditions

Replacement

replacement

100V

and

120V

from

the

performance,

at

Battery”

and

the

battery

line

power

be

visually

leaking

exist,

be

sure

units;

power

entry

the

least

once

indicator

appears

given

while

the

battery.

inspected

battery

contact

batteries

to

replace

250 V 1A

module

Model

each

7000

month.

on

sufficient

battery

acid,

the

are

with

slow-blow

located

is

for

defects

exposed

Novametrix

subject

the

on

should

The

the

time

recharging.

be

unit

CRT

screen.

to

recharge.

operated

should

Approxi-

including

conductors

Service

to a replacement

same

type

and

for

220 V and

the

rear

panel,

be

The
The

but

not

or

Depart-

rating;

240

V

ensure

Page

42

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

the

driver

Model

mains

into

LINE

7000

switch

the

CORD

is

FUSE

RECEPTACLE

in

the

ACCESS

O

(off)

SLOT

position

and

pry

when

the

Maintenance

replacing

fuse

block

FUSE

Schedule:Cleaning

the

fuse.

Place

off

to

expose

ACCESS

SLOT

a

the

fuse(s).

the

Model

small

7000

screw-

O

MAINS

types

replacement.

-

circumstances

The

of

*POWER"

line

cords,

2.4 . Cleaning

To

clean

cloth

with

clean

cloth

SWITCH

cord

supplied

if

the

Ensure

should

the

Model

the

Model

isopropyl

or

a

paper

cord

is

the

unit

the

ground

7000

7000,

alcohol

towel.

is a tested

damaged

is

pin on

turn

and

VOLTAGE
(WHITE

or

plugged

the

off

system

wipe

the

“HOSPITAL

DISCONNECT

BEFORE

SETTING

PIN

frayed

into

a

plug

power

dirty

WA

INDICATES

be

areas

/

/

USE

ONLY

wrH | 10V

250V

FUSES

POWER

REPLACING

7

INDICATION

GRADE”

contact

grounded

bypassed.

and

of

120

V,O

„240 V ©

BUSES

VOLTAGE

Novametrix

hospital-grade

unplug

the

unit

SETTING)

type,

the

until

©

o

avoid

Service

outlet,

line

cord.

cleaned.

using

Dept.

under

Dampen

Dry

other

for

no

with

a

a

a

5007-90-P3

Caution:

The

same

tive that
be

free

from

sensor

dows

check

for

do

the

sapphire
any

the

dirt.

not

submerse

applies

for

windows

residue

ZERO

Preliminary

the

unit

the

Capnostat™

on

including

and

SPAN

Documentation

or

sensors

CO2

both

the

moisture,

cells

for

20-Jul-89

in

liquid

and

Capnostat™

for

contamination,

to

SaOz

proper

clean!

Saturation

sensor

operation.

(Rev.P3)

also

sensors.

and

the

Before

check

It

is

impera-

airway

calibrating

the

sensor’s

adaptor

the

win-

Page

43

Operational

Tests:Overview

Service

Manual:

Model

7000

3.0

3.1

3.2

3.3

Operational

Overview

Operational

is

placed

in

the

event a malfunction

tor

and

sensors

Calibration

tact

the

Novametrix

Equipment

*

Line

¢

Capnostat™

*

SaQ2

»

AC

*

Hipot

*

Calibrated

Monitor

testing

into the

and

clinical

(this

Adjustments

Required

cord

(supplied

Sensor

Current leakage

Tester"

Tests

Tests

for

the

Model

environment.

is

reported.

test

does

not

for

such

Service

Sensor

(SuperBright™)

and

Department.

with

with

tester*

N.B.S.

traceable

unit)

Airway

7000

The

This

verify

tests).

PN

600026

Adaptor

should

test

be

tests

may

verifies
performance
Should

performed

also

be

used

the

overall

accuracy

the

unit

fail

on

each

to

operation

of the

any

monitor

spot

of

these

before

check

the

of

the

monitor,

tests

it

unit

moni-

see

con-

NOTE:

sensors

ation.

procedure,

alternative

a
to

3.3.1

The

more

the

Operating

Inspect

inside.

and

in-depth

age,

The

following

will

describe

items

at

selections

set

in

times

explanation

Manual.

the

unit

Check

the

mains

steps

the

BOLD

optional

(but

that

will

for

the

FACE

any

switch

em

will

enable

various

options

indicate

buttons

remove

of

the

are

operation

damage,

rear

panel

to

the O position.

evene

TS

Ime,

vaN

the

listed

the

technician

shake

power

the

technician

and

menus

button

and

and

screen

it

and

entry

to

that

to

bé

explained

from

the

formats

verify

module

there

is

verify

are

part

pressed

in

parenthesis

flow

of

of

is

no

set

for

the

operation

of

the

that

the

procedure).

the

unit

loose

the

proper

system

flow

with

which

please

hardware

volt-

of

the

oper-

the

are

For

refer

Page

44

MAINS

POWER

SWITCH

Preliminary

LINE

CORD

PLUG

Documentation

20-Jul-89

VOLTAGE

(Hev.P3)

SETTING

5007-90-P3

Service

Manual:

Model

7000

Operational

Tests:Monitor

Tests

3.3.2

3.3.3.

3.3.4

Inspect

into

the

Verify

sor

into

MAINS
INDICATOR

Place

the

the

front

the

line

rear

panel

that the

the

appropriate

POWER

mains

panel

illuminates.

cord,

verify

power

Capnostat™

power

front

一

entry

switch

no

frayed

module.

and

panel

to

wires

SaQ2

sensors

connector.

the

|

position.

or

other

damage,

are

undamaged,

amm

—

=

2a02

Verify

el

ETCA2

the

plug

am

WenITAR

—

green

the

plug

each

7000 | |

“AC”

line

cord

sen-

FRONT
PANEL

SENSÖR

LED

on

3.3.5

3.3.6

3.3.7

3.3.8

3.3.9

3.3.10

Apply

ify
warm
is

coloration

Press

onds

Press

pears.

with

Place

in

Once

will
ZERO
Progress”

When

SPAN

verify

SPAN

CO2

power

the

green

up”

window

reached

of

and

hold

until

the

and

hold

Select

cell”.

cal

the

Capnostat™

Progress”

the

zero

be

displayed

cell

is

the

span

Complete

all
cell

(mmHg)”

to

the

unit

“ON”

and

the

yellow

Calibration

Press

is

displayed

LED

appears

the

temperature

vertical

the

AUDIO

“OFF”

the

Run/Freeze

Exit.

is

complete

on

and

place

displayed.

is

complete

Please

the

message

and

check

value

equal

by

pressing

on

and

bar

in

the

button

LED

Settings,

sensor

with

into

a

minute:second

“Sensor

the

screen.

it

in

the

remove

windows

the

the

front

then

disappears

stabilizes

window).

on

the

above

softkey

using

the

ZERO

Remove

the

SPAN

following

the

sensor

disappear.

that a waveform

to

the

Span

POWER

panel

(temperature

front

panel

the

button

until

“MONITOR

the

CAL

zero

cell

counter

Complete

the

cell.

message

from

Place

moves

Cell

value

button

illuminates.

when

illuminates.

and

on

the

is

for

approximately

PARAMETERS”

MODE

softkey

verify

that

counts

Place

the

sensor

Capnostat™

Verify

the

from

(this

will

cell”

the

right

that

be

remove

sensor

to

assumes

front

panel.

Verify

proper
indicated

the
temperature

by

」

menu

highlight

that

“Sensor

down.

in

SPAN

sensor

“Sensor

displayed;

the

sensor

back

left

with

that the

Ver-

“Sensor

black

five

sec-

ap-

“Cal

ZERO

cell”

from

the

SPAN

“Sensor

and

into

an

“INST

unit

in

the

is

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

45

Operational

Tests:Monitor

not

zero

Tests

set

menu.

up

for

digital

display).

Press

Cancel Airway

Zero

Service

to

remove

Manual:

the

Model

7000

airway

3.3.11

Place

the
Consult
that

after a few

both

“Pulse”

peak

MENU”).

“ALERT

in
The
the

(unless

step

screen

waveform

SaO2

the

instructions

and

If

any

RESET”

3.4.2).
should

appearances

=

e

sensor

seconds

“SaO2

the

Audio

of the

LED

resemble

“0

==

on

your

supplied

the

Plethysmogram

(%)”. A tone

Pulse

values

will

flash

the

should

JASTC02。

B

person

with

has

been

are

outside

(no

audio

diagram

be

similar.

5?"

in

accordance

the

sensor

waveform

will

sound

defeated

will

below,

С

hiye

to

the

for

proper

appears

with

each

from

of

the

current

sound

the

JUL

|

because

actual

ma)

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type

that

application.

with

values

pulse

the

limit

values

san

Ed

waveform

“AUDIO

setting

it

was

will

7000

wo

©

is

used.

Verify

for

PULSE

the

defeated

vary

but

才

3.3.12

3.3.13

3.3.14

Press

the

“WAVEFORMS

SaO2

the

and

Press

the

until

Press

Press
Select
The
desired

sensor

Plethysmogram

the

“Pulse”

the.

AUDIO

sound

the

yellow

the

Exit

Alert

CO2

limits

parameter

Set

the

CO2

Exit

softkey

stops

Limits,

Run/Freeze

FROZEN”

from

your

waveform

and

“SaO2"

button,

and

the

“OFF”

softkey,

check

Alert

Limits

can

be

changed

and

parameters

will

return

softkey,

appears

finger,

values

verify

"ALERT

LED

illuminates.

verify

that the

that

an

and

ALERT

verify

by

increase,

RR
RR

the

High

Low
CO2
CO2

to

user

Decrease

High
Low

the

to

verify

at

the

“Probe

window,

will

be

an

alert

RESET”

waveforms

MENU

the

using

Limit = 5

Limit

Limit = 5

Limit = 0

desired

the

real-time

that the

upper

Off

Patient”

the

0.

sounds.

LED

appears.

CO2

the

Move

to

vary

to

= 0

to

values

left

of

and

“ALERT

Press

goes

are

ALERT

off.

no

longer

ALERT

Selection

the

value
200
100

to

100

to

95

then

press

display).

waveform

the

screen.

“ALERT”

RESET"

RESET

Press

frozen.

LIMITS

Bar

of

the

Previous

freezes and

Remove

will

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LED

window

will

and

and

hold

to

highlight

flash,

verify

AUDIO

appears.

parameters:

Menu

the

in

the

(the

Page

46

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Modei

7000

Operational

Tests:Monitor

Tests

3.3.15

3.3.16

3.3.17

Select

pears.
and

Set
When

Select

appears

Audio

level
lighted
fault

the

At

PLAY”

pressing

AVERAGING”

pulse

time
switch
the

only.

then
Exit

9402

The

Decrease

the

SaO2

“ALERT

the

the

then

Pulse.

bar

will

even

mode

“SaO2

the

“SaO2

window

the

averaging

display

to

scrolling

To

exit

press

to

return

Alert

limits

System

or

MENU"

activate

Previous

can

softkeys:

parameters

MENU”

select

When

appear.

after

it

is

(or

MENU”

enables

associated

options

times

can

be

speed

this

to

viewing

Limits

and

be

changed

Pulse

Pulse

SaO2

SaO2

to

shown

is

Control

SaO2

power

deliberately

or

of

window

Menu

softkey.
Controls.

the

“AUDIO

The

status

is

removed,

Exit

to

return

select

the

following

softkey.

window

can

be

done

through

deactivate

the

waveform

press
once

real-time

verify

High

Low

High

Low

the

Configure

selected,

that

by

using

Limit

Limit

Limit

Limit

desired

press

Verify

Verify

PULSE

of

the

unless

changed.

to

the

By

pressing

will

appear

Exit).

this

function.

in

Previous

again

waveforms).

a

“SaO2

the

=

35

to

=

30

to

=

20

to

=

0

to

95

values

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that the

the

MENU”

monitor

the

Press

real-time

Display,
parameters

press

the

to

the

where

Previous

The

Update

The

Plethysmogram

Menu

get

to

ALERT

Move

Selection

250

245

100

then

select

“CONTROL

“SaO2

will

monitor

waveforms).

the

Averaging

to

the

MENU”

appears

be

that

is

Previous

“CONFIGURE

to

be

both

SaO2

Menu

Timer

Speed

return

to

“CONTROL

LIMITS”

Bar,

Previous

MENU”

appears,

the

AUDIO

of

the

powered

Menu

changed

a

“SaO2

averaging

(exiting

acts

softkey

waveform

the

“SaO2

MENU”

menu

Increase,

Menu.

window

select

PULSE

level

high-

up

in

to

retum

SaO2

simply

/

PULSE

to

as

a

toggle

will

control

window

MENU"

(press

ap-

de-

to

DIS-

by

and

real-

5007-90-P3

3.3.18

3.3.19

From

MENU”.
the

Compensation

“BAROMETRIC

changed

ment
760mmHg.

“COMPENSATION

Previous

it

The

MENU”.

This

(Instantaneous,

the

the

“CONTROL

From

“COMPENSATION”

by

pressing

or

decrement

(To

Menu

once

again

to

Configure

Here

enables

End

the

Tidal

this

along

PRESSURE”

softkey

return

Display

the

Breath

softkey.

Preliminary

MENU”

menu

window

with

the

Increase

the

leave

the

MENU”

to

to

the

softkey

Averaging

user

to

select

to

The

Documentation

select

the

user

for

the

Barometric

window.

value

user

or

in

Exit

return
“CO2

will

softkey

“End

Breath,

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20-Jui-89

CO2

can

select

corrections

The

or

Decrease

steps

can

select

to

view

to

the

MENU”.

bring

will

Tidal

2

Breath,

Rate

Averaging”

Controls

Compensate

of

Pressure

barometric

to

N20

softkey

softkeys,

of

10

within

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real-time

Menu

waveforms).

“COMPENSATION

up

the

“CONFIGURE

bring

Averaging”

up

4

Breath)

the

from

can

(Rev.P3)

bring

which

Compensation

which

pressure’s

these

the

up

will

brings

will

either

limits

to

return

MENU”

CO2

“AVERAGING”

one

of

four

by

repeatedly

be

set

to

one

the

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bring

and

up

setting

incre-

of

560

to

Press

then

press

DISPLAY

menu.

options

pressing

of

three

up

O2

the

is

-

the

the

Page

47

Operational

Tests:Monitor

Tasts

Service

Manual:

Model

7000

3.3.20

3.3.21

3.3.22

options (Breath

Previous

the

The

Scale

The

Speed
Capnogram
form

“CONTROL

Selection

can
dows

and
one
and

ous

The

to

choose

by
the
of

the

Menu

Display

“DISPLAY

screen

analog

play(digital),
Either

is

Press

of

turned

the

Menu

softkey

softkey

real-time

return

MENU”.

of

the

to

pressing

“AUDIO

three

levels

option

to

return

Controis

CONTROLS”

representation

amplitude

(NOTE:

the

three

off,

however

Previous

to

Breath,

softkey

will

will

to

“CO2

Setup

enter

of

the

the

FEATURES”

for

having

to

the

of

vs.

choices

Menu

2

Breath,

return

to

toggle

waveform

softkey

appropriate

softkey

the

select

MENU”,

“AUDIO

window

“Alert

the

“Keyclick”

“SETUP

one

will

Volume”

from

window.

the

real-time

time

(waveform),

the

“Run

the

to

/

will

remain

default

return

4

Breath)

“CONFIGURE

to

scale

from

of

three

(amplitude

press

FEATURES”

softkeys.

MENU”.

By

Previous

present

will

(by

on

the

“CONTROL

pressing

waveforms

a

Freeze”

is

to

the

is

in

memory

the

waveform

“SET

by

one

speeds

vs.

the

“SETUP

or

Press

appear

pressing

or

off

(toggle

the

triple

waveform,

not

an

UP”

menu.

pressing

DISPLAY”.

CO2

of

two

options

that

will

time).

Press

Menu

“INTERFACES”

the

with

again

MENU”,

Audio

the

the

Audio

function).

MENU”

Display

will

be

changed

or

option

and

option

in

be

stored

(amplitude

Resp

will

View

the

Rate.

(0-50,

affect

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to

here

option

Features

options

Features

Press

bring

softkey

to

a

bargraph

digital

even

Press

0-100).

only

Wave-

reveal

the

softkey

to

select

key),

Previ-

up

either

mode).

if

the

vs.

time).

the

the

user

win-

the

the

an

dis-

unit

3.3.23

Press

dow

the

Dinamap,

softkey

The

the

enables

monitor’s

(toggle

sampling

Sampling

“Pump

The

Inoperative”

Analog
pressed,
to

be

assigned

the

desired

nel

will:

+

turn

the

*

assign
nel

(only

first),

+

will

toggle

available,

*

will

not

ready

Interfaces

the

rear

or

HP

function).

system

System

Output

Pressing

parameters

highlighted

the

parameter a channel
three

assign

user

panel.

Think

softkey

will

Select

to

one

the

number

softkey

to

jet

option

be

softkey

of

consecutively

parameter

channels

any

channels

assigned.

to

reveal

control

Either

Printer,

is

displayed.

the

of

can

also

depressed

will

display

Channels

six

parameters.

off

are

of the

assigned

」

to

the

“INTERFACES”

status

the

or

Capno

of

two

RS232

to

be

activated

and

the

enables

with

if

if

it

available,

each

The

Move

each

it

is

assigned a channel,

was

off

it

channel

the

parameter

the

three

ports

can

Mac

by

pressing

here

the

option

“ANALOG

of

the

Selection

depression.

and

there

will

assign

if

more

if

all

window.

connectors

be

programmed

the

if

it

is

installed.

is

not

installed

OUTPUT”

three

three

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is

an

the

than

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output

will

Toggle

available
lowest

one

channels

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win-

located

appropriate

If

on

for

the

then

menu

when

channels

highlight

Chan-

~

chan-

number

channel

are

is

al-

Page

48

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

(The

Clear
rameter
saved
if

the

monitor

in

All

Channels

for

reassignment

memory

is

powered

and

will

of

will

up

turn

channel

remain

in

default

all

parameters

numbers.

in

memory

mode.)

off

even

All

the

unless

Operational

the

highlighted

options

deliberately

chosen

changed,

Tests:Monitor

pa-

will

be

or

Tasts

3.3.24

3.3.25

3.3.26

Press

nels
nel
a

on

gle
depression.
corresponding
Press

The

waveforms
Parameters
“SCALE”
the

Pressing

forms
been
change

Right
the
the
return

Previous

to

bring

numbers

“VALUE”

the

Scale

Trend

Exit

current screen
RS232

column.

parameter

and

The

Exit

to

return

Page

(Resp.

will

of

the

softkey

Trend

to

be

chosen

to

show

softkeys

output

to

the

four

Menu

up

and

the

voltage

to

Expansion

selected

it

can

will

to

the

“ANALOG

the

assigned

The

chosen

Scale

corresponding

to

the

softkey

Rate,

bring

trend

to

return

by

be

the

chosen
control

display

has

been

waveform

return

value

will

that

real-time

changes

up

be

to

pressing

expanded

to

CALIBRATION

parameters

column

and

the

change

pin

represents

Pulse,

a

changed

the

“Trend

will

enable

waveform

the

provided

programmed

display.

“ANALOG

will

“Scale”

from

on

the

display.

the

entire

End

Tidal,

window

by

Page”.

selection

Next

by

pressing

and a 12

cursor

the

OUTPUT”.

MENU”

will

be

show

setting

ZERO

rear

panel

either

Trend.

movement.

ZERO,

screen

Sa02).

that

enables

pressing

of

Once

Expand

minute

HP

Think

properly.

Select

window.

displayed,

one

of

(highlighted).

to

HALF

connector

HALF,

display

From

the

appropriate

one

the

Print

jet

printer

Press

there

three

to

to

this

the

“DURATION”

of

the

desired

Trend.

expansion.

Screen

the

Calibrate

The

actual
will

values

FULL

or

four

The

is

Previous

depending

Press

with

will

output

FULL

show

four

display

softkey

trend

waveform

display

The

will

reproduce

connected

Chan-

also

the

wave-

Left

Menu

chan-

be

Tog-

each

the

scale.

trend

Trend

and

press

has

will

and

and

to

5007-90-P3

3.3.27

3.3.28

3.3.29

The

Clear

cause

is

Trend

Press

key,

The

of

this

to

be

erased,

Information).

Exit

verify

Compare

waveform

softkey
“No

was

Compare

UnFreeze
waveform.

Trend

Waveform

softkey

a

prompt

Trend

the

waveforms

Waveform

with

the

pressed

Data

Press

Freeze

press

to

return

current

to

Saved”

softkey

window

No

Waveform

Preliminary

will

clear

all

trend

will

appear

to

to

return

the

to

real

time

freeze.

softkey

will

waveform,

save

an

earlier

will

appear

will

allow

to

toggle

in

Documentation

20-Jul-89

information

to

verify

the

“Trend

display.

enable

the

provided

waveform.

the

“Saved

real

time

back

to a frozen

(Rev.P3)

in

all

that

the

Page”

Press

user

that

If

the

to

the

no

data

Capnogram”

viewing

display.

four

windows,

trend

information

(Yes

will

Run/Freeze

compare a stored

Event/Save

was

saved

window.

of

the

Capnogram

erase

soft-

Marker

then

be-

all

The

Page

49

Operational

Tests:Monitor

Tests

Service

Manual:

Medel

7000

3.3.30

3.3.31

Press

be

The
The
selection

selection.

Once

Text:

Next

Print

connected.
Teach

Exit

frozen).

Exit

Teach

Select

has

the

selected

will

display a description

Waveform:

Screen:

Mode:

Compare

The

following

will

Waveform

been

waveform

will

will

print

will

display

Waveform

screen

Select a Waveform

Partial

Onstrucilon

Rebreathing

Curare

Clett

inadequate
Cordiogenic
Hypaventitation

Hyperventilatian

The

The
characteristics:

1.

Height ~ height

concentration,

2.

Baseline - teseline

‘and

3.

Frequency

determined

4.

Shape - the

and

bring

made,

toggle

Seal

Oscitiations

Waveform

produced

capnogrem

shauis

mechenicai

sad

dy

respiratory

cupnogram’s

pisteas,

the

will

Display

is

to

the

screen

the

ls

ventitation.
Rhythm = frequency

user

toggle

previous

to

exit,

will

appear:

|

ANS

EEN

by

exholed

be

dependent

should

displayed,

of

the

CUZ haz p uninua

analyzed

far

an

tha

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for

rate,

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back

between

Waveform

the

chosen

next

the

end

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display

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select

57

EZ

following

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beth-spontaneous

rhythm

descending

зо

1a | Teach

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shape, | Waveform

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Teach

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Select

Waveform

Display

the

previous
each

of

will

the

following

waveform.

provided

display.

Mode

display.

the

eight

display

options

the

HP

(waveforms

choices.

an

example

are

Think

must

Once

of

available;

jet

is

properly

a

the

3.3.32

3.3.33

3.3.34

3.3.35

Press

the

Exit

softkey

Press

Exit

again

The

Event/Save

waveforms
display
memory
The

waveform

mode.

Remove

adaptor

when

when

and

can

the

Capnostat™

to

the

pressed.

sensor.
duce a waveform
Check

Verify

Check

instead)
press
so

AUDIO

as

the

waveform

steady

the

response

“Resp(br/m)"

values

and

to

avoid

range.

to

return

to

return

Marker

pressed.

These

be

seen

will

also

Slowly

on

the

for

and a “Resp(br/m)”

to

see

if

verify

setting

an

to

to

real

time

softkey

The

pointer

pointers

on

the

trend

be

stored

sensor

breath

screen.

erratic

and

the

“ETCO2”

they

yellow

noise

are

alarm

the

“WAVEFORMS

display.

will

place

are

waveforms

for

from

through

and

(the

within

“OFF”

due

to

FROZEN”

a

pointer

arrow

will

stored

not

with

when

comparison

the

Span

the

in

Cell

airway

dropouts.

value

other

than

“INST”

the

LED

option

limits

presently

goes

out..

“Resp(br/m)”

arrow

be

visible

the

in

Trend

the

and

adaptor

zero.

may

If

or

“ETCO2”

display.

on

both

on

waveforms

Mode.

“Compare

attach

the

so

be

enabled

listed,

not,

edit

values

©

real-time

the

digital

in

trend

Waveform”

airway

as

to

pro-

here

if

they

are

the

limits

out

of

Page

50

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Mode!

7000

+

Press

LIMITS”

softkeys
time display
as

before

Alert

Limits,

window

to

edit

by

until a “Resp”

then

press

use

the

the

limits

pressing

value

Move

to

the

Exit.

Begin

is

present.

CO2

Alert

Selection

required

Limits.

Bar,

values.

breathing

At

the

Increase,

Return

into

the

Operational

“CO2

and

to

the

airway

ALERT

Decrease

Real

adaptor

Tests:Safety

Checks

34

3.3.36

3.3.37

3.3.38

3.3.39

3.3.40

3.3.41

Stop

Verify

tone

Verify

Check

minute:second

Verify

Press

Confirm
Verify

Press

Verify

Press

LED

Safety

3.4.1

Power

Place

the

breathing

that

sounds

the

the

the

the

that

the

the

and

illuminates

Checks

down

the

line

cord

into

after a while

from

the

“Resp(brim”

upper

“ALERT

AUDIO

that the

the 2 MIN

AUDIO

continuous

hold

mains

right

counter

button

continuous

button

the

and

the

monitor

power

from

the

the

airway

unit.

value

portion

which

RESET”

on

LED

again.

tone

AUDIO

the

wall

adaptor.

“ALERT”

is

zero.

of the

will

increment.

LED

on

the

front

tone

stops.

illuminates.

returns.

button

tone

by

switch

for

stops.

pressing

on

socket.

is

displayed

screen

the

front

panel.

five

the

the

rear

on

for

“No

panel

blinks.

seconds,

POWER

panel

the

screen

Respiration”

verify

to

that

button

the O position

on

and a continuous

followed

the

yellow

the

front

and

by

a

“OFF”

panel.

unplug

5007-90-P3

3.42

*

*

*

3.4.3.

3.4.4

3.4.5

age.

Place

the

mains

Measure

the

grounded,

line

cord:

the

ungrounded,

ungrounded

Verify

240

VAC).

Apply

gether)

Apply

connector

and

the

leakage

2.5

KV

and

chassis

1.5

KV

(shorted

Preliminary

switch

leakage

polarity

does

between

ground

between

together)

located

current

on

the

from

reversed.

not

exceed

the

Hot

and

for

no

less

the

chassis

for

no

Documentation

20-Jui-89

rear

panel

the

monitor’s

25

pA

Neutral

to

(50

sides

pA

than 1 minute.

ground

less

and

than 1 minute.

(Rev.P3)

the | position.

chassis

for

of

Verify

the

units

the

pins

Verify

with

the

operating

line

cord

no

arcs

on

the

no

unit

at

(shorted

or

leakage.

“SaO2

arcs

on

and

220

to-

INPUT”

or

leak-

Page

/

]

51

Calibration

and

Adjustments:Introduction

Service

Manual:

Model

7000

4.0
41

4.2

Calibration

Introduction

The

Model

internal

(except
Novametrix
ing
with
the

nel,

Dept.

guired.
along
the

electronics
battery

Calibration

the

unit.

problem.

or

returned

before

In

order

The

with

accuracy

Calibration

Before
stored
which
then

tings

parameters
it

was

the

parameters

perform

7000

and

trained

procedure

Should

The

adjustment

to

returning

to

correctly

TB500A

faulty

of

probe

the

Procedure

proceeding

received.

the

following;

and

Sa02

be

Adjustments

is a highly

of

the

unit

fuses),

technicians.

any

the

any

with

recorded

will

all

was

problems

tests

Novametrix

equipment

calibrate
simulates
conditions.

section

the

If

the

be

at

complex

require

required

In

order

included

occur

should

factory

to

the

the

Model

various

The

and

is

available

Calibration

so

that

monitor

the

has

default

microprocessor

no

regular

adjustments

to

verify

which

the

only

for

factory.

7000

saturation

TB500A

the

monitor

not

settings.

the

would

Adjustment

be

performed

repair.

SaO2

is

the

from

Procedure

been

controlled

scheduled

are

performed

accuracy

determine

procedure

Please

section

levels

only

Novametrix

can
used
To

at

acceptable

it

is

suggested

be

returned

(just

record

monitoring

maintenance

at

of

the

monitor

any

possible

will

by

qualified

contact

the

different

received

the

Novametrix

TB500A

method

Service

in

current

Department.

that

unit.

or

calibration

the

factory

the

malfunctions

aid

in

service

test

box

signal

of

verifying

the

the

manner

from

the

parameter

The

by

follow-

isolating

person-

Service

is

re-

strengths

currently

with

factory)

set-

ed

*

The

following

below.

Apply

power

key.

Press

PARAMETERS"

procedure

The

monitor

(see

and

Lua

steps

hold

window

can

4.2.2-4.2.4

the

Run/Freeze

appears.

assumes
easily

be

of

Record

the

unit

reset

(

)

Uè

DEL

L

E

this

section).

softkey

the

is

to

these

z

재대

rl

se

n

mass

Press

until

the

parameters.

set

to

its

settings

7000

зимы

©

©

6

the

default

Run

“MONITOR

settings,

by

simultaneously

soft-

these

pressing

are

list-

Page

52

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

the

7000

ALERT

RESET

—sereemappeárs.

and

|

ㆍ

POWER

to

buttons

一

一

;

eee

factory

default

located

С

Omit...

|

(OZO

С)

Calibration

on

the

sem

эн

cer]

and

Adjustments:Calibration

front

7000

06

panel

2007

until

一

一

~

2

Procedure

the

following

Note:

justed

of

the

tered

if

Alert
Audio

Audio

CO2

Compensation
Display
Display

Display

No-

Trend

The

span

to

the

particular

monitor,

the

Limits:

Features:
Pulse

Calibration:

Note:

be

cell

tant

Page:

before

unit

is

ETCO2

Beep

The

adjusted

or

on

that

the

(CO2
Screen:
Parameter

Averaging:

ion-

Duration-4

Sa02

cell

the

to

operate

90-10,

Alert

Volume-High,

(SaQ2

Cal

with

span

cell

to

the

the

rear

correct

portion)

Waveform

(CO2):

End

Rate-8

Timer:

hours,

50-100,

m

value

span

will

cell

monitor

correctly.

Resp

99-2,

portion):

cal

value

particular

of

value

ETCO2

Tidal

Pulse

cell

will

the

monitor,

be

entered

:

O2

view,

CO2

and

second

on

display

0-250)

High

(not

<

displayed

Resp.

default

value,

as

is

shipped.

Default

SaQ2

100-80,

Keyclick-On

with

gas),

default

span

60%,

scale

averaging.

scale-full

to

cell

value,

before

if

the

N2O0-No,

0-100

(not

Rate-4

5

to

57

listed

It

Settings

Pulse

span

cell

57

mmHg.

as

the

unit

is

to

Barometric

mmHg,

INST

Breath

(ETCO2

must

3282

22002

mmHg.

on

is

value

listed

monitor

operate

display

CO2)

Averaging,

0-100,

However,

the

front

important

150-40

set

However,

on

is

correctly.

Pressure-760

speed

Resp

O

01702

[一

of

the

that

the

to

57

mmHg

this

the

front

of

shipped.

Saturation

It

mmHg

12.5

0-150,

this

setting

span

cell

correct

setting

mm/sec

the

is

and

will

span

impor-

Pulse

will

or

on

value

be

the

be

ad-

rear

en-

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

53

Calibration

and

Adjustments:Calibration

Procedure

Service

Manual:

Model

7000

4.2.1

4.22

4.2.3

Equipment

*

AC

Power

+

CapnostatTM

*

TB500A

*

Hipot

*

Leakage

*

D.V.M.**

*

Oscilloscope**

+

Gas

Calibrator
*Available
**

Calibrated

Attach
position.

Plug

the

the

Plug

required

Cord

Sensor

Tester

Meter

the line

Verify

Capnostat™

TB5004

(supplied

Sensor

Simulator

**

**

with

from

and

cord

the

with

with 3 Airway

with

5% & 10%

Novametrix

N.B.S.

into

to

the

green

Sensor

the

traceable.

“AC”

“SaQ2

unit).

PN

Adaptors.

SuperBright™

CO2

*

Service

unit,

into

set

LED

the

INPUT”

Dept.

the

on

“CO2

600026

mains

the

front

INPUT”

on

jack

adaptor

switch

panel

jack

front

the

cable.*

on

the

rear

illuminates.

on

the

front

panel.

panel

panel.

to

the

|

4.2.4

Tum

the

monitor

the

green

up

check

windows.

and

hold

lect

highlighted.

“ON”

for

With

the

Callbration

Press

on

by

pressing

LED

on

the

“Capnogram”,

the

main

Run/Freeze

Settings,

Exit

softkey

to

return

the

POWER

front

panel

“Plethysmogram”,

menu

then

displayed

until

press

to

the

CAL

main

“MONITOR

button

illuminates.

and

press

on

When

“Sensor

the

Run

PARAMETERS”

MODE

until

menu.

the

front

the

warm

softkey,

“Cai

with

panel.

screen

up”

waveform

then

appears.

cal

cell”

Verify

comes

press

Se-

is

Page

54

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manuat:

Model

7000

Calibration

and

Adjustments:Calibration

Procedure

4.2.5

4.2.6

4.2.7

4.2.8

Once

ZERO

Place

remove

struction

Press

Verify
ue

with

Set

Press

pears

Press

message

(refer

to

the

cell

the

the

Cancel

a

is

equal

no

spikes

the

unit

*

From

the

“CO2

use

End

Exit.

and

(the

Display

to

“MONITOR

sensor

and

wait

sensor

sensor

windows

Airway

waveform

to

that

or

to

display

the

main

Menu”
Tidal

hold

Run/Freeze

CPU

software

Parameter,

should

Error

be

Messages

PARAMETERS”,

is

up

to

for

“Sensor

into

the

from

the

disappear

Zero.

moves

of

the

dropouts.

Instantaneous

menu

press

press

Configure

to

highlight

revision

the

displayed.

temperature,

SPAN

cell”

appears

place

the

from

right

SPAN

System

“Instantaneous

until

level

“SENSOR

Verify

section).

place

ZERO

cell,

sensor

to

left

Cell

CO2

as

Control,

Display,

the

“MONITOR

can

the

Press

the

Complete

when

remove

back

and

value.

STATUS”

Ensure

follows:

press

then

(INST

be

read

other

the

Previous

Capnostat™

Place

“Sensor

the

into

that

CO2

select

from

will

parameters

SPAN

sensor,

the

SPAN

the

“INST

the

Controls

Averaging,

CO2)”.

PARAMETERS”

here).

appear

Menu

Sensor

sensor

complete

as

soon

cell.

CO2(mmHg)”

waveform

at

Press

and

are

softkey

in

SPAN

window

a

set

into

Please

as

the

is

steady

“no

as

required

to

return

the

cell”.

in-

val-

ap-

error”

4.2.9

4.2.10

Press

TINGS”

Press
C02”
When

CAL

is

trois.

At

the

cell

and

not

be

Press
the

Zero,

airway

the

Calibration

window.

MODE

highlighted,

the

main

“CO2

attach

introduced

MENU”

it

wait

screen

to

for

adaptor

so

to

then

the

any

the

and

Settings

as

to

highlight
press
appears

select

airway

CO?

Zero

set

it

softkey

“Cal

Exit.

press

Calibration,

adaptor.

gas.

process

for

5%

to

COz.

to

bring

with

System

remove

Set

the

end,

Let

apo

p

up

gas”,

press

Control,

the

sensor

then

attach

the

gas

the

“CALIBRATION

CAL

then

select

sensor

in

a

place

the

flow

for

GAS

until

CO2

from

the

where

gas

calibrator

a

few

SET-

“5%

Con-

SPAN

it

will

to

minutes

]

5007-90-P3

Preliminary

Documentation

20-Jul-89

—

(Rev.P3)

Page

55

Calibration

and

Adjustments:Calibration

then

press

Procedure

Span.

`

Service

Manual:

Mode!

7000

4.2.11

4.2.12

PLACE
SENSOR
AIRWAY

When

a

Apply

gradually

Set

Switch
Verify

A

waveform

“Calibration

steady

waveform

10%

rises

the

TB500A

the
that

Plethysmogram

peak

CAPNOSTAT

ON

MIDDLE

ADAPTOR

CO2

to

a

SATURATION

TB500A

a

pulse

(provided

Complete

before

as

gas

through

value

of

power

value

waveform

Press

with

the

72-79

switch

of

60

should

the

SaO2

RUN

to

value

CO2

a

sensor/airway

(Resp

to

92,

should

and

ON.

+

1

and

an

be

present

audio

pulse

Continue”

between

adaptors,

remain

the

SIGNAL

SaOz

value

with

has

not

appears

36

40.

-

press

verify

at

0).

ATTENUATION

of

92

a

tone

been

defeated).

Run.

the

waveform

+

2

are

displayed.

sounding

Verify

to

for

each

3.

Page

56

4.2.13

4.2.14

Press

the

AUDIO

ton

illuminates

Vary

the

controls

responses

ATTENUATION

and

9
9
9
9

9

3
3
3
3
3

NOTE:
“SuperBright

for

Return

Press

SuperBright

non-SuperBright

the

ATTENUATION

ALERT

Preliminary

button

(to

avoid

on

tolerances

sensors

Sensors”

RESET

values

Model

to

and

hold

it

alarm

the

SATURATION

sounding

TB500A

100

92

82
72

62

100
92
82
72
62

will

read

for

SuperBright

7000.

to 3 and

cancel

the

alert

Documentation

20-Jul-89

until

the

yellow

as

listed

during

SaQ2

in

VAL!

the

the

next

table

98-100
88-96
78-86
68-76 74-80

not

specified

99-100
90-94
80-84
70-74

60-64

differently

the

with

the

Model

7000,

SATURATION

status.

(Rev.P3)

“OFF”

test).

and

SuperBright™

98-100
88-96
80-88

not

99-100
90-94

82-86
75-79

67-71

TBS00A

use

the

to

LED

above

verify

specified

“SaO2

test

92 on

the

box,
VALUE”

the

the

but-

monitor’s

Sensors

follow

values

TB500A.

5007-90-P3

the

Service

Manual:

Model

7000

Calibration

and

Adjustments:Calibration

Procedure

4.2.15

4.2.16

4.2.17

4.2.18

Press

bring
“INTERFACES”
Press

appears

and

Press

brate
Measure
ZERO

for

Verify

gle

System

the

“SETUP

the

verify

Resp.

Rate

Previous

Channels,

the

(Scale

CH1;

10

proper

Scale

to

below:

PIN

2(CH1)

10

(CH2)

9

(CH3)

Press

Channels.

Press

Move
assign

Use

assign

Press

Toggle

Previous

Clear

Selection

it

CHI.

the

Move

CH2.

Move

Channel.

Controls,

MENU”.

window.

Select

Channels

that

is

assigned

Menu

verify

outputs

is

changed

for

CH2;

HALF

switch

(Channel)

Menu

Al!

Channels,

Bar

Selection

Selection

when

Select

Capnogram

CH2

to

return

that

a

“ANALOG

on

J103

by

pressing

and

9

for

and

FULL

from

ZERO

PARAMETER

Capnogram

Resp.

End

.to

return

verify

to

highlight

Bar

Bar

to

the

“CONTROL

Interfaces

softkey,

is

(these

when

assigned

are

to

the

the

“INTERFACES”

CALIBRATION

(rear

panel

connector),

Toggle

CH3)

are

scale

to

HALF

all

zero

voltages

Rate

Tidal

to.

“ANALOG

that

all

the

Plethysmogram,

to

highlight

highlight Pulse

Saturation,

MENU”

then

select

“SELECT

Chl;

End

default

settings).

MENU”

Scale),

volts.

at

the

to

FULL.

HALE

1.96

volts/3.92

1.96

volts/3.92

0.98

volts/1.96

OUTPUT”,

parameters

then

Rate,

appears

Analog

ANALOG

Tidal

window.

appears.

with

verify

output

The

are

press

press

Assign

press

Output

is

assigned

the

“Scale”

the

outputs

by

values

VALUES

volts

volts

volts

then

o

“OFF”.

Toggle

Toggle

CH3

Setup

at

CHANNELS”

CH3;

Select

set

(pins

pressing

are

listed

select

Select

Use

Channel

Channel

by

pressing

to

the

Call-

to

2

Tog-

the

to

to

5007-90-P3

4.2.19

4.2.20

4.2.21

To

return

brate

Channels

er.

Confirm

Scale

softkey

Press

by

the

pressing

to

the

softkey,

the

proper

to

change

PIN

(Channel)

2

(CH1)

10

(CH2)

9

(CH3)

Exit

softkey

the

POWER

Preliminary

“INTERFACES”

verify

ZERO,

the

HALF,

Scale.

PARAMETER
Plethysmogram

Saturation
Pulse

to

return

button

Documentation

20-Jul-89

menu

the

parameters

Rate

to

the

on

the

press

and

FULL

real-time

front

panel.

Previous

are

assigned

voltages

HALE,

1.24

volts/2.49

0.98

volts/1.96

2.48

volts/4.96

display.

(Rev.P3)

Menu,

as

by

pressing

VALUES

Power

select

described

the

volts

volts
volts

down

the

earli-

Toggle

the

Cali-

unit

Page

57

Calibration

and

Adjustments:Adjustment

Procedure

Service

Manual:

Model

7000

4.3

Adjustment

The

following

malfunction
are

highly

adhered

ing

section
adjustments
Operation”
to

check

4.3.1

*

+
*

*
+

+

sensitive

to

at

section

on

suspect

Equipment

Line

cord

TB500A

2410-01

Oscilloscope**

D.VM**

CapnostatTM
*

Available

**

Calibrated

Procedure

procedure

or

breakdown

all

times

“Assembly

on

the

monitor.

holds

boards.

Required:

(supplied

Sensor

(digital

Sensor

from

and

should

occurs

to

static

when

handling

and

In

several

with

Simulator
bds.);

2411-01

Novametrix

N.B.S.

only

be

with

the

electricity

the

internal

Disassembly

addition

bits

unit)

with

to

of

necessary

PN600026

SuperBright™

(input

Service

traceable.

performed

unit.

and

Instructions”

the

bds.)

Dept.

by

The

electronics

proper

components.

steps

and

information

adaptor

extender

qualified

used

grounding

Please

when

tests

listed

cable.*

cards.*

personnel

in

the

techniques

consult

performing

here

the

and

possible

in

the

Model

should

the

repairs

“Theory

test

event

a

7000

be

follow-

or
of

points

432

4.3.3

4.3.4

Follow

cord
boards
Boards

*

Memory

+

CPU

*

Video

+

CO2

+

SaO2

Remove

cord
on

the

between
the

right

erboard

Install

Verify
verify

ble

with

the

power

the

disassembly

is

disconnected

from

the

to

be

removed

Front

End

Front

End

the

Power

to

the

rear

front

“GND”

of

the

if

necessary.

the

Power

the

“AC”

the

“ON”

no

video),

supply

card

(two

(two

panel

panel

and

CRT.

Supply

LED

LED

board,

instructions

and

no

power

cage

and

set

from

the

card

board

combo)

board

combo)

Supply

and

place

will

not

“REG

Verify

Set

the

board

light).

OUT”

+14.5

mains

board,

illuminates.

illuminates,

and

the

fan

use

the

GND

in

the

is

applied

aside

(ensure

cage:

and

disconnect

the

mains

Using

test

points

volts + .002

switch

set

Press

the

turns

on

the

mains

the

CRT

on.

point

Monitor

on

following

to

proper

the

switch

the

in

D.V.M.

on

volts,

the

rear

panel

switch

POWER

lights

the

up

the

board

section

the

static

battery.

(ensure

unit),

control

remove

Attach

the | position

measure

the

Motherboard

adjust

button
(retrace

VR1

to

O.

on

the

rear

on

the

lines

following

as

ground

reference.

the line

all

handling).

the line

(“AC”

the

LED

voltage

found

on

the

Moth-

panel

front

will

test

to

panel,

be

visi-

points

the

to

|.

on

Page

58

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Calibration

and

Adjustments:Adjustment

Procedure

4.3.5

4.3.6

NOTE:
points
quire

Press

place

their

Both

on

further

the

the

appropriate
appears.
in

working

If

the

screen

following

*

Power

+

Install

board

-15 У ТР.........

+15 У

VR1

the

(low

board

ТР........

are

adjusting.

POWER

CPU,

button

Memory,

card

The

screen

order,

is

will

therefore

not stable

manner:

down

the

monitor.

the

card

extender

to

the

card

extender.

BAT

turn

factory

on

the

CO2

slots.

appear
reconnect

then

in

nn

off

set

front

Front

Press

“wavy”

the

the

-14.5 V to

ωω

+14.5 V to

„+49Vto+51V

+18 V to
+13 V to

point)

to

and

special

panel,

End,

the

POWER

unless

the

battery.

CRT

requires

Video

Board’s

-15.5
+15.5

+25

V

+15V

the

“VOLTAGE

tolerances

verify

and

the

SaO2

button

the

battery

alignment,

slot

V

V

and

unit

Front

and

then

ADJUST”

should

powers

End

verify

is

connected

this

is

attach

not

re-

down.

boards

the

screen

done

the

Re-

into

and

in

the

Video

4.3.7

+

Install a SPDT

the

line

*

Toggle

er

to

the

*

Adjust

play

is

*

Toggle

locked

+

Seal

the

The

remaining

further
er
will
To

tuning

geometric

help

access

¢

Press

Run

e

Press

“MONITOR

+

Select
appears

either

the

in

SPDT

monitor.

the H HOLD

vertical

the

SPDT

on

screen.

adjustment

controls

(consult

alignment

in

adjusting

this

screén

from

the

and

hold

PARAMETERS”

Display

press

Parameters,

the

switch

or

out

switch

potentiometer

and

stationary

switch

on

on

“Theory

of the

the

perform

waveform

the

Run/Freeze

third

softkey

in

line

with

of

circuit).

so

the

or

so

the

the

CRT

the

CRT

of

CRT, a test

yoke’s

window

magnets

the

following:

screen.

will

when

from

pin

A21

line

is

out

of

on

the

slowly

line

rolling.

is

in

circuit

board.

are

factory

Operation"

grid

to

key

to

freeze

appear.

the

“SENSOR

the top

(it

on

connector

circuit

CRT

board

(closed),

adjusted

for

more

is

stored

acquire

the

waveforms,

STATUS”

will

not

P206

(open),

so

and

then

that

the

verify

the

should

information).

in

video

the

best

window

be

labelled),

memory

possible

a

(to

switch

apply

pow-

video

video

reguire

For

prop-

which

screen.

dis-

is

no

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

59

Calibration

and

Adjustments:Adjustment

the

following

To

exit

will

PARAMETERS”

plays).

Procedure

diagram

press

reappear.

any

Press

window

will

of

the

Previous

appear

softkeys

(or

press

on

and

Menu

Run

the

the

screen:

“SENSOR

to

retum

to

return

STATUS”

to

to

the

the

“MONITOR

waveform

Service

window

dis-

Manual:

Model

7000

4.3.8

4.3.9

4.3.10

Press

highlight
and

Power

Then
verify
or

the

Time

the

Decrease

down

power

that

flashes

parameter

keys.

the

the

it

blinks

at

a

microprocessor

Monitor

ground

front
mately

TP4

(TEMP)

reference.

panel.

volts,

+5

The

Date

softkey

to

Press

unit

and

unit

back

on

and

much

circuitry

faster

on

on

Plug

the

voltage

will

it

then

if

be

changed

Run

to

return

place

up.

Check

off

at

rate

board,

the

2418

Capnostat™

should

stabilize

requires

the

adjustment,

and

to

the

CO2

Front

the

LED

editing

waveform

approximately

there

is

most

try

turning

CO2

Front

sensor

start

at

=

-5

volts.

=3.5

the

End

on

power

End
into

volts

the

is

done

display.

boards

the

2421

1

Hz

(if

probably

off

board,

its

appropriate

and

Select

through

on

board

it

stays

a

problem

then

on

use

then

Parameter

the

Increase

a

card

extender.

(larger)

continually

with

again).

TP2

(GND)

jack

rise

to

approxi-

on

will

and

on

the

as

the

Page

60

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7009

Calibration

and

Adjustments:Adjustment

Procedure

4.3.11

4.3.12

4.3.13

Measure

End

boards)

P3-19

P2-22

P3-25

TP10

TP5

Monitor

Monitor

NOTE:

2.08

to

2.10msec

the

(HTR)

(-80

P3-14

+5

V>

ον

TP11

If

the

msec

following

with

the

D.V.M.

VOLTS)

with

the

(VS)

on

pulse

width

—>

|

<—

points

oscilloscope,

the

—

20.80

to21.00

board

is

out

msec

on

the

-15
+15

+5

3.5

-80

under

of

specification

msec

2418

volts

volts

volts

volts

volts

verify

test,

|

board

+

the

freq. = 4800

verify

(smaller

3

volts

following

the

check

of

(only

when

waveform:

Hz

following

tolerance

+5V

-15V

the

two

sensor

is

waveform:

of

C74.

CO2

Front

installed)

5007-90-P3

4.3.14

4.3.15

Measure

waveforms:

Measure

-20

to

TP3

TP8

-60

(A)

and

TP13

20.80

1021.00

(VBREF)

VDC.

and

Preliminary

(S/H)

msec

msec

TP6

with

(VBDATA).

the

Documentation

20-Jul-89

oscilloscope,

2.08

-2.10

Verify

DC

voltages

(Rev.P3)

verify

msec

the

following

between

Page

61

Calibration

and

Adjustments:Adjustment

Procedure

Service

Manual:

Model

7000

4.3.16

4.3.17

Monitor TP7

Check

would

between

Scope

for

indicate

the

pin

12

(D

CH)

and

|-=—

excessive

a

problem

Sensor

and

and

pin

5V

ov>

TP9

to

noise

the

11

of

(R

20.80

21.00

riding

with

unit.

J3,

|

20.80
+

CH),

msec

msec

on

the

verify

msec

.05

msec

verify

—

the

the

|

decay

Capnostat™

the

following

一

一

e

following

~€—

AMPLITUDE

VARY

ον

portion

Sensor

waveforms

一

waveforms:

MAY

of

the

waveform,

or

bad

(same

for

this

connections

each):

4.3.18

4.3.19

4.3.20

4.3.21

4.3.22

Monitor

volt

Remove

board

should

TPS

Plug

be
calibrate

appears

When

the

Remove

remove
Reinsert
from
value

Plug

sure

PIN

offset

the

should

appear

on

2418

the

sensor

reached

with

on

the

span

to

the

the

the
the
is

equal

the

TB500A

to

use

SATURATION:

9

of

J3.

from

the

zero

sensor

flash

at

in

the

(2409)

back

then

place

the

Cal

the

screen.

ZERO

is

complete.

sensor

sensor

from

sensor

screen,

to

that

verify

sensor

the

adaptor

92

Verify

baseline

from

the

half

the

Capnogram

is

-12

volts.

into

the

the

sensor

Cells).

complete

from

the

the

cell”

into

the

that

of

the

SPAN

simulator

cable,

a

2

Vp-p

jack

rate

waveform

front

into

Verify

place

SPAN

appears

SPAN

a

steady

cell

and

set

digital

on

the

as

before

panel

jack,

the

the

“Sensor

the

sensor

cell

when

on

the

cell

when

waveform

reference

into

the

as

follows:

waveform

front

panel,

(0.5

Hz)

window.

and

Check

」

wait

for

ZERO

cell

(assuming

ZERO

into

the

SPAN

“Sensor

screen.

all

the

appears

concentration.

“SaO2"

jack

with

no

the

LED

“Sensor

that

proper

in

Progress”

cell

SPAN

complete

messages

and

the

on

the

front

more

than

0.5

on

the

2409

Unplugged”

the

-80

volts

temperature

unit

is

set

to
to

message

and

wait

for

Please

are

cleared

“INST

CO2"

panel,

be

Page

62

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Calibration

and

Adjustments:Adjustment

Procedure

4.3.23

4.3.24

4.3.25

ATTENUATION:
POWER:

Verify

of

Check

60

a

Plethysmogram

+

1,

and

the

D.V.M.

Use

the

negative

Scope

the

pins

negative

TP23

ON

a

“Sa02”

following

lead

TPA3
TPAS
TPA7
TPA9

23

and

24

lead

of

C8

LO

…

3

waveform

value

test

points

of

C8

+4.9 - +5.2
+4.9 - +5.2
+7.0 - +8.0

-7.0 - -8.0

on

the

as

ground

660 2 100

(for

on

both

of

92

the

2268

appears

+2.

on

the

2267

2267

board

VDC
VDC
VDC

VDC

board

reference.

16660

waveforms)

(Referred

Verify

on

the

SaO2

as

ground.

T

>

screen

front

to

as

the

following

with

a

end

board

TP23

and

waveforms::

“Pulse”

using

TP24)

value

the

use

4.3.26

Scope

waveform

TP24

NOTE:

pins

parameters:

TP24

Г]

TP25

24

Ensure

and

TP24

25.(Referred

|

すさ

ーー

トー

[<

is

5V

650

(for

650+

(for

»|

out

+100

both

both

|

of

1

|

|.

10

(for

phase

with

to

as

TP24

—||-—

psec—>

waveforms)

>

ec

waveforms)

>

изес - 25

both

waveforms)

TP23.

and

60

sec

TP25).

10 — 25

pulse

+

pulse

IL

Verify

width

10

sec

width

изес

the

following

5007-90-P3

NOTE:

Ensure

Preliminary

that

the

falling

Documentation

20-Jul-89

edges

coincide

(Rev.P3)

Page

63

Calibration

and

Adjustments:Software

Updates

Service

Manual:

Model

7000

4.3.27

4.3.28

4.3.29

4.3.30

Scope

edge

of

Press

“ALERT”

Press

and

Place

and
Set
both

and

and

“ALERT”

the

“ALERT"

the

“Pulse”

pins

23

and

each

waveform

TP23

—|

TP26

NOTE:

Ensure

hold

appear

hold

appears

SATURATION

appears

SATURATION

and

26.

|

| 一 10 — 25

<———

that

the

RED

on

the

screen.

the

INFRARED

on

on

“Sa02”

(Referred

coincides.

puise

(for

the

falling

button

the

on

the

back

values

to

Verify

11600

width

650 + 100

both

edges

on

Release

button

screen.

‘the

screen.

to

92

reappear.

as

TP23

the

изв

waveforms)

coincide,

the

TBSO0A,

the

button.

on

the

Release

TBS00A

and

the

check

and

TP26).

following

|

60

^

verify

TB500A,

button.

to

0,

verify

that

the

Ensure

waveform

+10 psec

pulse

width

“Insufficient

verify

“Low

waveform

that

the

falling

parameters.

Light”

“Probe

Signal

reappears,

Error

Strength”

and

2”

and

44

4.3.31

Set
its

Verify
screen.
Test

return

on
SET

4.3.32

After

the

Tests.

Software

There

update
will

placed
that

is

describe

in

the

line

the

SATURATION

(try

both

that

the

alert

the

SATURATION

the

screen

button.

any

repairs

unit

is

Updates

are

eight

required

how

to

the

proper

cord

is

control

high

and

low).

an

“ALERT”

sound

is

Both

fully

EPROMs

either

change

place.

by

within
the

flashing

or

inspections

assembled.

associated

one

or

the

Before

disconnected

on

is

shown

pressing

to

a

value

limits

verify

and

The

all

eight

software

removing

from

the

TB500A

and

that the

the

AUDIO

within

the

“ALERT”

the

Safety

Safety

with

the

EPROMs

and

how

the

the

mains

so

limit

button.

the

tone

stops,

should

Checks

Checks

Model

may

to

ensure

top

cover

supply.

that

it

is

exceeded

Verify

limits,

when

then

press

disappear

should

are

found

7000

system

have

to

be

that

ensure

The

internal

out

of

is

flashed

a

tone

the

the

from

the

be

performed

under.

software.

changed,

the

each

that

the

the

SaQ2

is

“SaO2”

ALERT

lim-

on

the

emitted,

value

RE-

screen.

when

Operational

」

When

this

section

EPROM

unit

electronics

is

IC

off

of the

an

is

and

Page

64

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-03

Service

Manual:

Model

7000

:

Calibration

and

Adjustments:Software

Updates

monitor

dures

when

INPUT

and

the

handling

BOARD

EPROM

these

CARD

SLOTS

ICs

devices

are

static

to

avoid

CPU

¡MEMORY

sensitive

damage.

AND

devices,

VIDEO

BOARDS

BOARD

follow

proper

grounding

proce-

The

EPROM

ative

that

they

orientation.

show

the

proper

EPROM

5012-07-XX
5031-07-XX
5031-07-XX
5068-07-XX
5068-07-XX

5068-07-XX

5068-07-XX
5124-07-XX

NOTE:

“KX”

DESIGNATES

are

The

part

ICs

have

placed

following

number

Part

No.

THE

REVISION

labels

on

the

list

will

to

board

which

proper

describe

match.

2421
2404
2404

2402
2402

2402

2402

Sa02

LEVEL

indicate

board,

the

Circuit

(2407)
Video
Video

CPU
CPU

CPU

CPU

Controller

Controller
Memory
Memory

Memory

Memory

Front

OF

THE

where

in

Bd.

CO

End

EPROM.

the

part

FE.

Bd
Bd

Bd

Bd

Bd

there

are

proper

numbering

socket,

to

be

system

IC

placed.

with

Designation

used,

U6
U22
U23

U2-A
U2-B

It

is

proper

and

U3-A

U3-B

U14

imper-

pin

1

will

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

65

Calibration

and

Adjustments:Software

The

following

remove

protects

this

label

the

programmed

PART

No.

Updates

is

an

example

for

any

contents

(PARTICULAR

Ti

上

reason

TO

그

©

of

the

label

for

it

acts

from

erasure.

To

aan

Ndvametrix

that

not

Jos

may

only

appear

as

IC

DESIGNATION

on

identification

Service

the

EPROM

(IC

Manual:

of the

#)

Model

IC.

IC,

Do

but

7000

not

also

INDICATES

Keep

store

them
sonnel
sensitive

only,

27C64
where

handling

if

there

The

device.

“XX”

2421

in

mind

in

static

devices

are

Front

It

is

the

)

THAT

that

protective

them

are

handled.

any

question

End

is

designated

program

IT IS

SOFTWARE

these

is

properly

board

revision

5068-07-38

ICs

are

static

enclosures

grounded,

This

operation

contact

2421

CO2

contains

as

U6

level.

the

U2-A

sensitive,

only

(or

as

should

should

Novametrix

Front

on

ye

one

the

End

EPROM

board

REVISION

do

not

conductive

be

the

be

performed

Service

Board

and

Dept.

which

its

LEVEL

handle

foam).

part

OF

the

Ensure

case

whenever

by

is a factory

number

THE

IC

pins

at

that

qualified

programmed

is

5012-07-XX

any

time,

any

per-

any

static

personnel

Page

66

Preliminary

Y

00

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

,

Service

Manual:

es

revision

Model

The

that

7000

2404

are

factory

level

i

Video

of

the

Controller

programmed.

ICs.

The

component

2404

board

The

Video

contains.

Controller

two

part

numbers

designations

Calibration

EPROM

are

5031-07-XX

are

U22

and

Adjustments:Software

ICs,

these

are

where

and

U23.

27C512

“XX”

Updates

devic-

is

the

The

2402
which
to

damaging

are

consolidate

CPU

housed

space.

the

sockets.

Memory

in

a

When

board

carrier

changing

2402

CPU

contains

socket

2-8

1)

L2-A

GOTTO

that

these

SE

Naa

Memory

the

stacks

ICs

ci

日

出

Board

CPU

software,

the

two

ICs

follow

다

[그

D

Πη

the

UB

ВА

this

on

top

directions

(MP)

ВОО

EE

consists

of

each

carefully

]

of

other

four

in

order

to

avoid

ICs

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

67

Calibration and

Adjustments:Software

Updates

Service

Manual:

Model

7000

Remove

1..

Carefully

TABS
pull

2.

With
tom
sure
er

up.

the

the

the

old

ICs

pull

FROM

the

IC

straight

the

Locking

IC

so

that

to

observe

With

constant

pins

are

socket’s

contacts.

in

the

THE

LOCKING

NORMAL

the
pin

bent,

the

following

locking

SOCKETS!

out

with

TABS

POSITION

Tabs

still

pins

align

1’s

polarity

even

verify

that

manner;

tabs

upward.

Use

even

pressure.

CAREFULLY
LOCKING
DO

THE

IN

in

the

with

otherwise

pressure

all

the

DO

an

IC

TABS

NOT

REMOVE

SOCKETS!

UPWARD

upward
the

socket’s

insert

pins

NOT

Extractor

Repeat

LOCKING

the
the

for

PULL

UPWARD.

position,

bottom

IC

will

IC,

are

properly

REMOVE

to

remove

the

bottom

THE

FROM

し

ンプ

TABS

POSITION

check

IN

situate

fail

inserted

THE

LOCKING

the

IC.

LOCKING

the

bot-

contacts.

upon

pow-

that

none

into

Be

of

top

IC,

TABS

LOCKING

UPWARD

3.

Place
With
pin 1 orientation.

the

top

steady,

IC

even

TABS

as

IN

to

both

POSITION

so

pressure

When

U2-B
U3-B

U2-A

or

U3-A

align

the

insert

ICs

pins

the

are

IC,

in

LOCKING

NORMAL

with

be

sure

place

TABS

POSITION

the

top

to

and

IN

IC

observe

all

the

NOTE

HOW

PINS

ARE

SOCKET

contacts.

proper

pins

are

THE

Page

68

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Calibration

and

Adjustments:Software

Updates

The
device
“XX”

is

properly

their

to

SaO2
designated
the

seated

normal

Front

revision

in

the

positions.

End

Board

as

U14

level

of

socket,

contains

on

the

the

EPROMs

slowly

Front

Sa02

2267

program.

uk,

“Tio

—

press

End

one

factory

board.

\

E

the

locking

Board

programmed

The

part

tabs

number

back

in-

EPROM,

is

5124-07-XX

it

is

a

27064

where

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

69

Assembly

and

Disassembly

Instructions:Disassembly

Service

Manual:

Model

7000

4.0

4.1

Assembly

Disassembly

Before

mains

sors

are

components

The

ing

the

*

attempting

supply

unplugged

and

top

cover

cover

off

The

three

the

three 8 1/4"

the unit).
the

card

and

to

avoid

from

circuit

is

from

digital

These

slots.

Disassembly

to

disassemble

possible

the

boards

removed

the

rear

boards

card

boards

electrical

unit.

Follow

to

avoid

by

loosening

of

the

(Main

slots

loçated

are

unit.

removed

Instructions

the

Model

shock.

proper

damage

two

The

inside

7000

Ensure

grounding

to

static

screws

of

PULL & LIFT

CPU,

Memory,

to

the

by

right

carefully

disconnect

that

procedures

sensitive

on

either

the

unit

is

remove
each

of

Side

and

the

pulling

two

Video

CRT

the

all-

external

when

devices.

side

of

arranged

(2)

screws

@)

Controller)
(looking
the

boards

power

equipment

handling

the

monitor,

as

follows:

are

from

directly

cord

electronic

then

housed

the

front

out

from

and

in
of
of

the

sen-

slid-

*

The

two

Front

same

manner,

and

the

Saturation

piggyback

*

The

Power

unit

(looking

from

this

the

card

guides.

*

The

CRT

screws

to

pulled

side)
sembly

connector

*

The

loosening

*

The

board

1212,

*

There

(three

the

chassis.

forward

holding

by

J213.

battery

the

Motherboard

is

easily

1211, 1214,

are

J101, J102,
disconnected

End

Boards

simply

boards).

Supply

from

board

is

easily

on

Once

to

the

removing

is

held

four

lifted

four

screws

Front

board

the

to

the

removed

the

the

enable

CRT.

the

in

nuts

is

held

1215,

pull

the

End

is

front).

CO2

bottom

Front Panel

easy

The

four

place

and

sliding

in

from

the

1216).

which

J103, and a ground

through

connectors

are

located

boards

Boards

contained

To

remove

Front

End

simply

panel,

one

unscrew

is

removal

CRT

circuit

screws

which

by a black

it

off the

place

by

chassis

hold

the

lug

are

in

the

in

the 7"

directly

are

in

Board,

dual

its

own

this

out

board

then

the

on

either

loose

the

of

the

board

is

hold

anodized

battery.

eight

(8)

after

the

rear

panel

also

attached

system).

card

slots,

of

the

board

card

unplug

assemblies

guide

simply

front

side)

CRT/Front

four

screws

removed

it

in

place,

bracket.

screws.

removal

to

the

to

these

card

located

the

slide

panel

which

Panel

(two

from

then

This

Once

of

six

chassis.

the

rear

are

removed

guides.

connector

by

hold

Both

(they

to

the

the

board

loosening

the

assembly

located

the

Motherboard

slide

it

bracket

these

(6)

is

are

connectors

The

fan,

panel

(all

in

the

both

contain

left

of

which

out

the

Front

Panel

can

on either

off

the

removed

removed

(J211,

regulator,

are

easily

the

CO2

the

runs

from

five

be

as-

edge

by

the

Page

70

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Assembly

and

Disassembly

Instructions:Assembly

Diagram

2421-01

(2407-01)

2418-01(

2409-01)CO2

2267-01

2268-01

CO2

Sa02

FE

Sa02 F E

Assembly

2404-01

CONTROLLER

F E

F

E

Diagram

VIDEO

2403-01

4977-13

MAIN

BOARD

TOP

COVER

CPU

2405/61

SIMMS

BOARDS

-01

CPI

AS

BD.

4959.01

RECEPTACLE

2401-01

POWER

BOARD

o

SUPPLY

4998-01

SENSOR

CO2

Я

CAL

ASSY

INPUT

4999-01

る

[Of]

OT

HARNESS

MEMBRANE

© 위

LI]

KEYPANEL

ASSY

211628

6PIN

CONN:

210049

POWER

4985-10

TRANSFORMER

SUPPLY

5016-01

5021-01

5022-01

BATT

MODULE

X

5017-01

FAN

SPEAKER

BATT

CONN

CONN

アン

286210

HARNESS

ASSY

(+)

(-)

05

REGULATOR

215017

TOS

SELF

ASSY

5013-01

REGULATOR

IC

INSULATOR

TAP

SCREW

5055-01

REAR

HARNESS

Cla

5061-01

PANEL

ASSY.

5074-10

FAN

ASSY

RIBBON

CABLE

HARNESS

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

71

Assembly

and

Disassembly

Instructions:Assembly

Service

Manual:

Model

7000

4.2

Assembly

The

assembly

power

is

removed

*

Before
rear
Ensure

»

The
place.

*

The

of

the

from

reinstalling

panel,

battery can

following

one

the

Motherboard

-

Six

(6)
the

-

The

-

The

-

Aluminum
tied

-

The

-

The

into

Model

the

from

be

connections

(6)

pin

speaker

connector

connector

to

connector

connector from

7000

unit

before

the

Motherboard

the

is

replaced

pin

connector

receptacle

plugs

ribbon

one

of

J216.

is

simply

attempting

power
securely

are

from
from

the

by

to

into

screws

from

entry

simply

be

marked

the
J102-103

strap

the

the

the

check

module)

set

in

place

replacing

plugged

from

J212,

the

two

rear

panel

from

which

Cal

Cell

CO2

disassembly

to

assemble

that

the

are

by

eight

the

into

the

the

transformer/battery/fan

and

pin

housing

mounted

on

the

rear

the

front

hold

the

into

J215.

(black)

receptacle

in

it.

two

grounds

securely

(8)

screws.

bracket

Motherboard:

the

two

marked

regulator

panel

into

panel

Motherboard

reverse.

(one

screwed

which

pin

connector

as

J212.

into

J211.

assembly

down.

on

the

Ensure

from
in

place.

holds

into

the

J217.

should

front

that

the

it

in

six

from

be

panel

all

+

+

+

*

*

Whenever

ified

personnel

for

Safety

-

Re-install

front
screws

back
Slide

panel

that

in

place

the

the

Power

components

The

digital
only one
required

the

unit)

The
low
rightmost
ceptacle

The

screws

way
that the
because

CO2

Front

enough

slot.

is

plugged

cover

simply

on

either

the

monitor

to

Checks

instructions.

The

ribbon

CRT

board

assembly,

hold

the

at

this

time.

Supply

on

the

board

boards

into

Memory

of

End

can

each

the

Board

clearance

Verify

into

slides

side.

is

ensure

the

cable

from

the

and

screw

be

sure

to

CRT

in

place.

Board

be

of

clearance necessary

in

face

the

installed

the

connectors,

board

should

for

the

Saturation

that

the

connector

the

SaO2

on

from

disassembled

integrity

in

attach

The

place,

inside

at

be

placed

go

into

Front

the

rear

all

of the

front

panel

place.

the

Front

the

of

the

this

point.

however

in

for

the

Front

from

End

Board.

of

safety

unit.

assembly

Then

black

Panel

64

pin

unit.

The

the

leftmost

the

two

leftmost

End
the

the

unit

checks

Refer

into

re-attach

ground

assembly

connector

the

Board

green

and

should

to

wire

is

boards

order

slot

SIMMS

7"

card

to

SaO2

is

secured

be

the

Operational

J214.

the

CRT

to

one

may

be

polarized

can

be

plugged

is

irrelevant.

(from

the

boards.

slot,

this

be

placed

front

via

performed

to

the

of

the

screwed

so

the

It

front

will

in

the

panel

the

four

by

Tests

section

in

is

of

al-

re-

qual-

Page

72

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Specifications:General

5.0

5.1

5.2

.

.

Specifications

General

Below
vametrix
These
Purposes

change

The

*

Sensor

*

Principle

*

Measurement

*

Accuracy

*

Stability

*

Sensor

*

Weight

.

*

Airway

*

Sensor

are

the

SaO2/ETCO2

specifications

only.

The

without

specifications

notice.

Capnostat™

Type

"On-airway"

nt

of

NDIR,

moving

0-99

040

40-100

m

+2

mmHg

and
durable,

ultra-flexible

of

Sensor

less

less

Connector

Adapter

Disposable

Scc

meets

.

Size

13/4" x 1

cable

.

Operation

dual

wavelength

parts

Range

mmHe

mmHg,

mmHg,

(at

Adapter

glass

and

than

1

oz.

than

6

oz.

or

dead

space,

ANSI

Z-79

1/2" x 3/4";

specifications

Monitor

are

listed

Sensor

(mainstream)

CO2

+2

mmHg

15%

zero, 8 hour

Construction

filled

ABS,

cable

Adapter
without

with

cable

reusable,

for

ratioing,

of

reading

period)

cable

and

less

12

foot

for

the

Model

informational

are

system

than

No-

7000.

subject

no

to

5.3

Oxygen

*

Range

*

Accuracy

*

Resolution

*

Display

*

Audible

+

Alert

Limits

*

Pulse

Rate

*

Pulse

Rate

*

Pulse

Rate

*

Pulse

Rate

*

Pulse

Rate

displayed

*

Pulse

Rate

Saturation

0-100%

100-80%

85-50%

50-0%,

Averaging

Menu

Trend

Tone

displayed

High

Low

30-250

+

1

Menu

Tone

High
Low

+2%

13%

unspecified

°

selectable,

Feature

of

audible

9

ot

Ti

limit;

limit;

Range

beats

Accuracy

1%

of

full

Resolution

beat

per

minute

Display

selectable,

Audible

of

audible

SaO2

value,

Alert

Limits

limit,

limit,

SaO2

of

reading

of

reading

Time

2,

pulse

P

SaQ2

value.

5-100%

0-95%

per

minute

scale

Averaging

2,

Trend

Feature

pulse

35-250

beats

30-245

beats

4,

8,

varies

4,

8,

Sensor

16

Time

16

varies

per

per

seconds

with

seconds

with

minute

minute

5007-90-P3

©

Moisture

*

Shock

*

Step

+

Warm

Resistant

Sensor

Resistant

Sensor

tile

floor

Response

less

than

Up

Time

less

than

sealed

against

moisture

will

withstand

Time

100

milli-seconds

five

(5)

6-ft.

minutes

Preliminary

drop

to

Documentation

20-Jul-89

(Rev.P3)

Page

73

Specifications:

The

Monitor

Service

Manual:

Model

7000

5.4

The

Monitor

*

Display

-inch

0-100,

*

CO?

Display

0-50

0-100

*

Respiratory

+1

0-150

+

Respiratory

fixed

*

Calibration

Zero

or

N20/O2

No

operator

Barometric

No

operator

Alert

Limits

Operator

menu

End
Respiratory
Respiratory

30

Visible
Audible
after

* 2 Minute

When
deactivates
for
illuminated 2 MIN

diag.

CRT

0-50

menu

Resolution

scale,

0.25

scale,

0.50

Rate

Resolution

breath

per

minute

respiration/minute

Interval

external

user

at

5%

Detection

at

30

seconds

and

Span

sealed

selectable

or

10%

calibration

Compensation

more

than 2 mmHg

selectable

Pressure

more

Compensation

than 2 mmHg

selectable

selectable

selectable)

Tidal

CO2:

Rate:
Interval

seconds

alert

is

immediate

alarm

violation

occurs

of

Silence

AUDIO

key

audible

two

minutes.

selectable

mmHg

mmHg

Period

gas

cells

COz

flowing

error,

error,

(Automatic

low

and

high

low

and

Delay:

:

10

sec.

set

limit.

is

pressed,

alerts

Indicated

LED.

scale

with

high

by

gas

or

*

Analog

*

Trend

*

Operating

+

Monitor

+

Monitor

*

Power

+

Fuse

*

Battery

(Recorder)

Provides

strip
Respiratory
CO2

CO2
Pulse

Sa02

Plethysmogram

Data

analog

chart

applications

Rate

Value,

Waveform,

value,

value"

Output

output

for

Value,

waveform

Memory

Menu

selectable

times

of;

20

minutes, 1 hour, 4 hours, 8 hours.

trending

memory

Environment

10-40° C (50-104°

0-90%

relative

(non-condensing)

F)

humidity

Size

Height:

5.5
Width:
Depth:

in.(13.97

13.9

in.(35.24

13.4

in.(33.97

cm)

cm)

cm)

Weight

21

pounds

100/120/220/240

50/60

(must

(9.53

Hz

be

specified

kg)

vac

at

110%,

time

Rating

U.S.

Specification, 2 ampere

slow-blow
European
250V

Type,
Battery

Recharge

recharged

Specification, 1 ampere

(x2)

lead-acid

gel-cell

Life, 1 hour

time,

battery

fully

in 8 hours

max.

external

of

order)

Page

74

*

Audio

+

Digital

Off

Press

and

hold

seconds,

audible

will

alerts.

illuminated

Data

Output

Provides

compatible

RS232C

RS232

computer

AUDIO

key

for

deactivate

Indicated

OFF

with;

LED.

data

by

output

interface

Preliminary

3

5.5

Documentation

20-Jul-89

Options*

*

Sampling

Attachment

Allows
bated

*

Neonatal

Adapter

less

© * -

scheduled

1988

(Rev.P3)

gas

sampling

patient

than 1 cc

for

release

for

non-intu

applications

dead

space

in

the

summer

of

5007-90-P3

Service

Manual:

Model

7000

Connecting

External

Equipment:RS-232

outputs

6.0

6.1

Connecting

RS-232

The

tion
Main
MC68000

outputs

Model

between

CPU

itself

Board

microprocessor.

7000

External

has

two

and

an

and

transmit

The

JACK-PIN

J101-2
J101-3
J101-4
J101-5

J101-7

J101-24

1102-2
J102-3

Equipment

jacks

(J101,

external

serial

pinout

J102)

device.

is

These

communication

as

follows:

on

the

rear

are

connected

from

FUNCTION

DATA
XMITT
RTS
CTS

IN

3
3
3

GND
+5

VOLTS
DATA
XMITT

IN

4

panel

3

4

for

to

the

RS-232

IC18

and

external

communica-

IC19

device

on
to

the
the

το.

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TOR

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J102-5
J102-7

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collect

Cali

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5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

75

Connecting

External

Equipment:Analog

In

/

Out

Service

Manual:

Model

7000

6.2

Analog

6.2.1

future
panel
+10

6.2.2

er
located
lows:

Analog

The

software

of the

volts

Analog

The

can

assign

In / Out

In

Analog

monitor.

then

digitize

Output

Analog

to

on

J103

CHANNEL

Input

on

release

It

them

Output

one

of

on

the

CHI

CH2

CHB

GROUND

the

Model

the

inputs

will

to

of

the

six

parameters

rear

panel

7000

will

consist

be

processed

Model

and

be

of

three

7000

through

is

is

not

enabled

enabled

channels

by

the

consists

the

labeled

J103

through

and

utilized

that

MC68000

of

three

front

“ANALOG

PIN

2

10

9

3&11

the

current

through

can

take

microprocessor.

output

panel

softkeys.

IN/OUT”.

J103

an

analog

channels

The

#

software.

on

voltage

which

The

outputs

pinout

the

is

In

the

as

a

rear

of

us-
are

fol-

NOVAMETRIX

WALL

MEDICAL

INGFORO,

FOR

lean:

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SYETENS

CONNECTICUT

REPAIR

TERTIET

Par

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654

SYSTEMS

FORD

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USA

NOVAMETRIX

MEDICAL

IVETE

MALLINGPORD,

CT

INC.

06482]

[CAUTEON:

106

EQUIPMENT

GROUNDED

AT

DEVICE

BY

OR

S

ALL

ELECTRICAL

TO

SALE

ON

THE

DANGEROUS

CAUTIONIFEDERAL
THIS
USE

MUST

BE

TIMES

TO

AVOID

3HOCK

CUSA)

LAW

DISTRIBUTION,

ORDER

OF R PHYSICIAN.

U

HAZARD.

RESTRICTS

OR

/

Page

76

Preliminary

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3

Service

Manual:

Model

7000

Connecting

External

Equipment:Analog

In

/

Out

These

type

of

Analog

5

volts.

The

when

‘key

until

*

Press

*

Select

channels

output

will

Converter

The

scale

PARAMETER
Capnogram

End

Tidal

Resp.

Plethysmogram

Saturation

Pulse

voltages

in

the

“ANALOG

the

desired

System

Setup

Control

from

can

depend

(DAC)

for

Rate

Rate

at

scale

the

be

assigned

on

used

each

of

these

outputs

CALIBRATION

is

reached.

from

the

“CONTROL

the

specific

for

these

the

parameters

0-100

0-100

0-200

0-100

0-100

0-250

can

real-time

MENU”.

to

any

outputs

RANGE

mmHg

mmHg

br/min

be

MENU”

To

get

display

one

of

six

assignment

can

produce

is

broken

measured

to

the

by

simply

“ANALOG

down

(waveform

parameters

of

the

channel,

an

as

follows:

OUTPUT
0-3.92

0-1.96

0-3.92

0-2.49

0-1.96

0-4.96

at

volts

volts

volts

volts

volts

volts

ZERO, HALF,

pressing

CALIBRATION

or

digital).

in

the

analog

SCALE

(19.6

(19.6

(19.6

maximum

(19.6

(19.6

the

Model

the

voltage

mv/0.5

7000.

8-bit

mmHg)

Digital

from

mv/mmHg)

mv/br/min)

output

mv/%

)

mv/bts/min)

and

FULL

Toggle

Scale

MENU”

The

to

0

to

scale

soft-

*

Press
dow

ready

different

Interfaces,

appears

been

A

more
explained
the

backed

in

up

ered

press

assigned,

channels).

in

depth

in

the

Operators

up

memory

default

the

then

Analog

Calibrate

if

not

discussion

lose

mode.

Output

Channels

then

on

Manual.

power

or

softkeys.

press

Select

setting

The

unit

be

replaced,

(this

the

channels

will

When

assumes

Channels

up

select

the

same

the

that

to

for

the

“ANALOG

the

assign

the

different

default

will

occur

OUTPUT”

channels

parameters

parameters

assignments

if

the

have

to

unit

win-

al-

the

should

is

pow-

is

5007-90-P3

Preliminary

Documentation

20-Jul-89

(Rev.P3)

Page

77

Troubleshooting

Guide:Error

Messages

:

Service

Manual:

Modei

7000

7.0

7.1

Troubleshooting

Error

message

Sensor

Sensor

Sensor

Probe

Check

Messages

If a sensor

on

Not

Unplugged

Over-Temp..............

Faulty

Airway

related

the

display

Calibrated

.....................,..

eee

error

screen.

...............

Guide

condition

The

........

Sensor

Sensor

Sensor
Sensor

Sensor

Monitor

Note:

sensor

monitor

Sensor
Monitor

Sensor
Sensor
Optical
are
airway
Calibration
Calibration

Tf

doing

Sensor
Monitor

is

detected,

error

messages

has

not

has

been

not

connected

or

sensor

faulty—do

faulty—do

This

message

connected).

and

sensor

faulty—do

faulty—do

not

up

not

connected

path

blockage—check

not

contaminated,
adapter

error—tetry

cell

gas

calibration—CO2

faulty—do

faulty—do

the

Model

are

listed

been

calibrated—calibrate

disconnected

to

cable

faulty—replace

not

use,

not

may

The

message

warm

not

use,

not

to

temperature—wait

to

check

error—try

then

monitor—connect

replace

use,

contact

be

displayed

up

(approximately

replace

use,

contact

airway

sensor

calibration

gas

concentration

not

use,

replace

not

use,

contact

7000

will

display

below.

reconnected—recalibrate

sensor

sensor

sensor

qualified

at

should

sensor

qualified

until

adapter

that

airway

is

properly

calibration

sensor

qualified

personnel

power-up

disappear

30

seconds).

personnel

sensor

or

warms

cal

cells

adapter

seated

too

high

personnel

(with

as

windows

an

the

on

error

up

the

Page

78

Reference

Not

up

to

Zero

Cal

Error

Temp

Error

..................

Sensor
Optical
are

not

airway

not

path
contaminated,
adapter

Calibration

Calibration

If

doing

Sensor
Monitor

Sensor

Monitor

...................

Sensor

Sensor

Monitor

....................

Calibration

Optical

Preliminary

gas

faulty—do

faulty—do

faulty—do

faulty—do

not

faulty—do

faulty—do

contamination—clean

Documentation

20-Jul-89

up

to

temperature—wait

blockage—check

check

error—retry

cell

error—try

calibration

gas

calibration—CO2

not

use,

replace

not

use,

not

use,

replace

not

use,

up

to

temperature—wait

not

use,

replace

not

use,

error—retry

calibration

(Rev.P3)

until

sensor

that

airway

sensor

is

properly

calibration

concentration

sensor

contact

qualified

sensor

contact

qualified

until

sensor

sensor

contact

Zero

qualified

Cell

and

warms

adapter

seated

too

high

personnel

personnel

warms

personnel

sensor

up

windows

on

the

.

up

windows

5007-90-P3

Service

Manual:

Model.z000

Zero

Cell

failure—contact

If

gas

cal,

Zero

Cal

cal

contamination—clean
dows
Sensor

faulty

—replace

gualified

attempted

airway

sensor

Troubleshooting

personnel

while

COz

is

adapter

and

Guide:Error

(use

gas

present

or

sensor

Messages

cal)

opti-

win-

Calibration
Optical
Span

Span

If
cal
dows
Sensor

Data

Transfer

SyncError...........................

Probe

Probe

one
lem

Error

Error

The

following

might

diagnostic

*

Minor

*

Major

*

Incorrect

Error

2.......................

4.......................

encounter

listing

component

component

...........

section

when
but

setup,

i.e.

Monitor

Monitor

Red
obstructing

Sensor

Infra-red
light

Sensor

is

intended

operating

will

help

failure,

failure,

wrong

contamination—clean

cell

value

Cell

gas

cal,

contamination—clean

faulty—replace

faulty—do

faulty—do

LED

faulty

LED

obstruction.

faulty—replace

the

in

determining

i.e.

battery,

i.e.

internal

mains

error—retry

on
failure—contact
Zero

Cal

on

SaO2

path.

light

—replace

on

SaO2

to

help

Model

fuse.
electronics.

fuse

setting.

calibration

cell

matches

attempted

sensor

not

use,

not

use,

sensor

sensor.

sensor

sensor.

determine

7000.
whether

Span

Cell

and

value

set

in

qualified

while

airway

contact

contact

nonfunctional—

It

is
the

personnel

ČO2

is

adapter

nonfunctional—-check

the

possible

by

no

problem

and

qualified

qualified

check

means

is:

sensor

software?

present

personnel

personnel

cause

windows

(use

gas

or

sensor

for

object

of

a

complete

opti-

'

cal)

win-

for

problems

prob-

5007-90-P3

*

verify

rear

illuminated

*

check

*

check

*

power

shipping

*

wrong

*

Sensor

the

line

panel

the

is

fuse

battery

supply

damage).

mains

loading

(assuming

“connected.

Preliminary

cord

in

the

|

inside

the

voltage,

board

voltage

(or

setting,

down

is

attached

position

no

battery

power

other

and

and

backup).

entry

board)

check

the

power

supply,

Documentation

20-Jul-89

undamaged,

the

green

block

jarred

power

entry

try

“AC”

where

the

loose

from

module.

powering

me

(Rev.P3)

mains

LED

line

its

up

power

on

cord

card

with

switch

the

front

is

attached.

holder

the

sensors

on

the

panel

is

(possible

dis-

_

O

Page

79

„Troubleshooting

Guide:Error

Messages

Service

Manual:

Model

7000

NOTE:

time

contact

-Unit

-CRT

-Monitor

-Unit

If

the

Novametrix

intermittently

*

unit

is

running

tery

voltage

jitter,

unsteadiness,

+

battery

¢

CRT

¢

external

voltage

requires

electromagnetic

will

+

CPU

lockup,

will

not

+

unit

is

programmed

*

Zero

cell

switch

*。

Capnostat™

unit

continually

Service

turns

on

is

dropping

low

alignment.

not

respond

try

powering

calibrate

is

CO2

sensor

blows

Dept.

off

by

itself,

battery

power

below

or

battery

interference.

to

button

down

when

sensor

to

calibrate with

defective,

not

properly

fuses

when

for

assistance.

(or

AC

its

threshold

is

disconnected

or

softkey

then

powering

is

placed

gas.

fitted

powered

power

level,

(or

dead).

commands,

up

into

ZERO

into

ZERO

on

or

was

interrupted),

again.

cell,

cell

slot.

when

on

for a period

and

the

of

bat-

Page

80

Preliminary

.

Documentation

20-Jul-89

(Rev.P3)

5007-90-P3