Teletype 43 Installation And Servicing

e

the

~3

TEL

E T V P ET.M. Routine Servicing

teleprinter

Installation

&

Manual 391, Part 9

Also available as

Manual 373

Issue

2,

March 1978

...

f H

~

FOR

BASIC

RO

TERMINALS

©

1977

and

1978

by

Printed

Teletype

in U.S.A.

Corporation

THE

43

TELEPRINTER

Issue

MANUAL

2,

March

373

1978

PART PART

1 2

PART 3 --

INSTALLATION

INDEX

INTRODUCT

ION

INSTALLATION

A.

VARIABLE

B.

INTERFACES

C.

ASSEMBLY

1.

UNPACKING

2.

TELEPHONE

3.

ACCESSORIES

4.

STATION

ROUTINE A.

B.

SERVICING

TROUBLE

PERIODIC

CLEANING

1.

GENERAL

2.

VISUAL

3.

CLEk~ING

4.

LUBRICATION

5.

LUBRICATION

C.

COMPONENT

1.

OPERATOR CARD

2.

POWER

AND

BASIC

AND

ROUTINE

FEATURES

..

.....

. . . .

AND

LINE

TESTING

ISOLATIO~

CHECKS,

. . .

k~D

LUBRICATION

..

. . . • . . . . .

CHECKS

&~D

APPEARANCE PROCEDURES POINTS

ACCESS

..........

CONSOLE,

k~D

VARIABLE

SUPPLY

FUSES

LAMP,

.....

RO

SERVICING

. . . •

CONNECTION.

CORRECTION

..•

.•••..

. . . . .

CABLES, FEATURE

CABLES

.

MANUAL

.

AND

. .

.......

. . . . . .

DIRECTORY SWITCHES

PAGE

1-1

2-1 2-3

2-5 2-5 2-5

2-8 2-8

3-1

3-3

3-3 3-3

.

3-3

...

.

3-5

3-7 3-7 3-7

D.

ADJUSTMENTS

1.

2.

3.

RIGHT PLATEN

PAPER

ENDPLAY

POSITION

LEFT-HAND

. . . . . .

SPROCKET

AND

....

MARGIN

. . . . .

PRINTED

3-8 3-8

LINE

3-8 3-9

THE

INSTALLATION

43

TELEPRINTER

BASIC

AND

ROUTINE

RO

SERVICING

MANUAL

373,

1-1

This 43 nel, tures,

manual

Teleprinter

with

connect

inspect,

These accept

inch

43

serial

wide

optioned

modem

or

Terminals

with

for nished data

over

the

originating

to

and

switched

Information install

paper

terminal.

provides

Basic

a minimum

the

lubricate Teleprinter

asynchronous

friction

at

10

or

with

one

an

telephone

calls

operate

control

or

on

how

is

information RO

terminals.

of

training, proper and

clean

Basic

interface,

RO

data

feed

paper.

30

characters

of

two

types

internal

modem

switched-network

and

talking.

on EIA signals private

to

included

voltage

with

lines.

check

proper

in

PART 1 --

on

tools

the

terminal

terminals

using Serial per

of

digital

for

levels,

external

operation,

the

How

INTRODUCTION

the

installation

Instructions

and

spare

correct:

during

(sets)

l2-inch

data

second

input

on

communications

data

and

transmission,

with a modular

Terminals

or

on

modems

To

Operate

are parts,

minor

extended

are

wide

signaling

terminals

with

TTL

or

other

change

Manual 372

and

routine

provided

to

enable

troubles

and

service

receive-only sprocket

feed

speeds

equipped

interfaces.

interface

jack digital voltage

telephone interfaces* levels,

devices

the

ribbon

furnished

serv1c1ng

for

service

variable

periodically

intervals.

printers

paper

are

with

electrically

and

for

communication

cartridge

of

person-

fea-

that

or

8-1/2

installer

an

internal

(optional)

are

fur-

exchange

and

with

each

the

Note~

letters

Tools

In

this

Service

and

the

manual,

When

"TP"

event

Manual

Corporation),

ice

Center.

*Digital

Interfaces:

Terminals)

EIA

--

Electronics

(On-Off

ordering

(ie,

spare

that

refer

TP129534),

parts

DESCRIPTION

3/16" 1/4",

troubles

369

and

replace

Industries

Range)

replaceable

unless'

that

may

be

and

1/4"

6"

Blade,

1/16"

Allen

Wrench

1.0 A SLO-BLO

1.0 A Fuse Lubricants

occur

to

the

applicable

Circuit

the

Diagram

terminal,

(Teletype

Association

components,

spec.ified

required

are

Open-End Wrench

Screwdriver

Fuse

that

cannot

43

Teleprinter

Manual

or

contact

Corporation

(Spec

prefix

each

otherwise.

as

follows:

be

corrected

Manuals:

385,

the

(can

nearest

Reference

RS-232C) +25 V

part

TELETiPE

See

Page

with

be

purchased Teletype

for

43

number

CORP.

129534 100982 124682 143306 120139

3-4

the

information

Repair

Product

Teleprinter

dc

to

with

PART

Manual

from

Teletype

Basic

-25

V dc

the

NO.

in

391,

Serv-

RO

TTL

--

Transistor

Logic

0 V

dc

to

+5 V dc

(On-Off

Range)

373,

1-2

The

three

below:

types

of

interfaces

PART 1 --

and

six

INTRODUCTION

basic

CODE

,-

[.::::-::7..:..-

RO

sets

PLATE

~~~~4:

~

-_...

LOCATION

'DATA

T(",_ J

~:

.. ( 00

'~~J

·,.ac

L.!

SET

(Cant)

can

A

»r.ootl

L_

1

CODE

(Internal

be

identified

CD

4310AAA

4310AAE

Interface

(Sprocket

(Friction

Connector)

as

Feed)

shown

TDU

CONNECTORS

LOWER -TO

UPPER -TO

SET

(If

Present)

CODE

LINE

TELEPHONE

431 OAAB

431 OAAF

(Sprocket

(Friction

Feed)

SET

CODE

4310AAC

4310AAD

TAU

CONNECTOR

TO

EXTERNAL

DATA

(Sprocket

(Friction

SET

Feed)

RO

(Sprocket

Feed)

RO

(Friction

Feed)

MANUAL

373, 2-1

The

chart

numbers 431 vided

Feature

i

X~X

on

No

.

/

below

through

the

Feature

and

Conditions

~

b.

431.

Type

Font

a. Narrow numeric

Standard

b. Slash numeric

" prints as ,

c. Slash alpha ~ and

1\

prints

as , and -

432. Line Length 132

a. b. c.

Characters

72

Characters - Printed line

80

Characters

provides

437.

directory

Suffix

Arrangement

1\

and underline _ .

S

and

and _ prints

(Sprocket

0

and

wide

prints

card

wide alpha O.

numenc

PART 2 --

information

Record

Feature

any

(bottom

Definition S 't

/

I

alpha

O.

as

+-.

O.

as ~ .

Feed Only)

not

centered.

A.

VARIABLE

on nonstandard

side).

INSTALLATION

FEATURES

how

to

set

options

h N

WI

C / urn ers

1

-

1 2

-

1

-

b

L

2

- -

-

2 3

- -

-

the

feature

enabled

Location

Circuit Card (See Page 3-7)

3

4

-

3 4

-

4

-

- -

- 0

of

j

SP:

D4

SPD4

shown

in

Switch

5

0

5

-

- -

-

5 6

•

on

under

the

6

•

6

-

feature

space

7

- -

-

7 8

•

- 0 0

8

-

•

0

7

-

pro-

8

-

•

0

•

72

Characters - Printed line centered

d.

(Friction Feed Only)

433. EOT Response

or

turn

a. Disconnect

on

received EOT.

b.

434. Character Parity Bit a. Even Parity b.

435. End-of-Line a. b.

• Indicates toggle

o

- Position

•

t Not applicable.

not

Does Term Ready

8th

Auto

Bell & Print

Indica~s

Factory

disconnect

Bit

Mark

CR-LF performed

Inhibit

toggle

of

switch

furnished

off

on

received EOT.

on

Receive

or

slide position

or

slide position

does

state

§

Term Ready

or

tum

off

Sent

t

at

last char. position

to to

not

affect

of

feature.

ON. OFF.

feature.

-

:I:

§

-

1

-

2

-

- -

1 2

-

0

On

performed

-

1

•

is 432a LEFT

2

-

friction feed terminals, 432c

factory furnished.

(132

-HAND MARGIN

-

Characters) should (see Page 3-9).

-

3 4

0

•

3

0

-

•

3

-

SPD4

4 5

-

4

0

5

-

- -

SPD4

-

SP:

D4

5

- -

adjustment

•

6

-

6 7

-

- -

6 7

(80

not

be selected.

must

-

7 8

-

8

- -

-

8

-

Characters)

-

be

•

373,

2-2

436.

a. b.

437.

a.

b. Ignore parity.

•

Indicates

o

Indicates

- Position

*

Factory

Speed

30

Characters/Sec.

10

Characters/Sec.

Print

Pari

ty

Print -on

toggle toggle

of

furnished stat£'

Control

Substitute

Received.

odd

or

slide

or

slide

switch

does

PART 2 --

~.

character _ on

parity

received.

position position

not

affect

of

feature.

INSTALLATION

VARIABLE

odd

to

ON.

to

OFF.

feature.

FEATURES

1

-

1

0

•

(Cant)

2

0

•

2

-

SPB5

3

-

3 4

-

4

-

*

-

MANUAL

373,

2-3

The 43l0AAB

430750

two to cords.

(bottom)

Terminal

modular

the

telephone These

and

assignments

The 43l0AAC

vide a 25-pin

(modem) (See

are

or

Page

given

Connector

and

telephone

jacks

phone

are

and

male

distant

2-6

for

below:

AAF

sets

Data

equipment

are

(top)

as

shown:

AAD

sets connector terminal.

cables

Signal

Unit

jacks

labeled

PART

equipped

(TOU)

for

using

line

and

the

equipped

for

The

available

DATA

EIA

2

INSTALLATION

B.

INTERFACES

with

provide

connection

modular

with a 430751

connection

interface

from

Teletype

SET

INTERFACE

EIA

Circuit

Designation

to

meets

(Cont)

Terminal

an

external

the

requirements

Corporation.)

SIGNALS

Auxiliary

Unit

communications

of

The

Status

TIP®

RING

e

(TAU)

pro-

device

EIA - RS-232C.

assignments

1

2

Protective

Transmit

3 Rece

4

Request

ive

Data Data to

Ground

Send

AA

BA BB RS

Not

Always Mark

Active Always Always

5 6

8

7

Clear

Data

Signal

Received

to

Set

Ground

Send Ready

Line

Signal

CB CC AB CF

Active

Ac Active

Detector

10

11 12 13

14 15 16 17 18

9

TWX Data

TWX

Control

Speed

Indicator

SCF

Not Not Not Not Not Not Not Not Not Not

Recommended 19 20

Data

Terminal

Ready

CD

Not Wired

Ac t ive

21 Not

22 Not 23

Data

Speed

Select

CH

Always 24 Not 25

Analog

Loop

Test

Always

Wired

Off On

t i ve

Wired Wired Applicable Applicable Wired Wired Wired Wired Wired Applicable,

Wired

Off

wired

Off

in

TAU

(Issue

TAU

in

TAU

in

TAU

in

TAU

in

TAU TAU

in

TAU

in

Cable

TAU

in

TAU

in

TAU

in

TAU

in

or

Recommended

IB Logic,

2A

Logic

or

Recommended Rec

or

Recommended

or

Recommended

or

Recommended

Not

Wired

Recommended

or

Recommended Recorrmended

or

Recommended

or

Card)

ommended

i.n

Cable

Cable Cable

Cable

Cable Cable

Cable

373,

2-4

The 43l0AAA and nection

through a 20-pin

of a short

Electrical Electrical

trol

STATE

MARK

(OFF)

SPACE

(ON) (0)

(1)

and

to

the ribbon

Characteristics signals

data

AAE

sets

external

connector,

cable.

compatible

interchange

+2.4

<

o <

PART 2 --

B.

INTERFACES

are

furnished

conununications

Berg

65346-003

No

provision

of

Interface with

as

described

DRIVER VMARK < +5.25

VSPACE < +0.4

TTL

low-power

INSTALLATION

(Cant)

without device

is

made

Leads

below:

Volts

ASSIGNMENT

the

(provided

or

3M for

are:

TTL

(Cant)

interface

by

3421-300

adding

logic

+2.0

CHART

0

are

<

<-

signaling

the

customer)

or

equivalent

additional

utilized

TERMINATOR

VMARK ~ +5.25

VSPACE

cable

~

unit.

for

+0.7

'is

at

length.

both

Volts

Con-

made

the

end

con-

10 11

12

13 14

15 16 17 18

19

20

8

5

6

7

9

1

2 3

4

No.

Code DL

DSI

AL

DSS

TR RS

+5

GND

-12

+12 +12 DP

DR

TW2

RD

TWl SD

Digital Data Speed

to

Analog

Data from

Terminal Request

+5

Reserved

future

Circuit

Reserved future

-12 Reserved future

Duplex

from

Data

1WX

Receive

TWX

Transmit Reserved future

Function

Loop

Terminal

Loop

Speed

Terminal

to

Volts

for

Ground

for

Vol

ts

for

Volts

Indicator Terminal Ready

Indicator

Data

Control

Data for

Test

Indicator

Test

Select

Ready

Send

Active Not

Applicable,

Not

Applicable,

Not

Applicable,

Active Not

Connected,

Card)

Active

Not

Active

Not

Active

Not

Active Not

Active

Not Active Not Always Mark Not

--

Always

Applicable,

Applicable, Applicable,

Status

Not Wired

Is

Wired

Not Wired

Always

On

(Issue

Not Wired

Is

Wired

Not

Wired

Not

Wired

Not

Off

in

TTL

in

(Issue

2A

in

TTL

in

in in in

TTL

Cable

TTL

Logic

TTL

Cable

TTL

Tn. TTL

Cable

lB

Logic

Card)

Cable

Cable Cable

Cable

MANUAL

373,

2-5

The 43

the

CAUTION: BE

Teleprinter

signal

TO

ALLOWED

interfaces

TO

INTO A WARM

1.

UNPACKING

-a. b. c.

d.

Unpack Remove

Depress

the

cover.

(see

be

Verify 1 -

Set

1 -

Ribbon

1 -

Manual, Manual,

1 1 -

Paper

1

Paper

AVOID

ASSUME

HUMID

the

large

tape

the

ION)

that

--

43

Holder Supply

Basic

RO

described

CONDENSATION

ROOM

TEMPERATURE

ROOM

FROM

carton. securing cover

Remove

•

the

following

the

locking

the

Teleprinter

Installation

Attendant,

(Sprocket

Assembly

PART 2 --

Set

is

on Page

ON

OUTSIDE

Refer

cover

tabs

packing

items

Basic

and

372

Feed

(Friction

INSTALLATION

C.

ASSEMBLY

furnished

2-3,

THE

ELECTRICAL

BEFORE

SUBZERO

to

instructions

to

the

on

the

detail

are

included

RO

(43l0AAA,

Routine

Servicing,

only)

Feed

(Cont)

fully B.

assembled

INTERFACES

COMPONENTS,

UNPACKING,

FOR

TEMPERATURES.

on

housing

lower securing

(see

front

the

in

AAB,

of

the

AAC,

373

only)

and

..

EXAMPLE,

the

container.

below).

the

print

box:

AAD,

tested

THE

cabinet

head

with

TERMINAL

WHEN

and

AAE,

or

one

of

SHOULD

BROUGHT

lift

AAF)

NOT~:

diameter

obtained

and

modular

2-6).

2.

TELEPHONE

BOTICE:

with

430750

switched

TAPE

Fall-fold

rolls locally

telephone

In

the terminal

network

12

(friction

or

AND

LINE

U.S.A.,

subject

by

8-1/2

feed)

ordered

cords

CONNECTION

under

data

to

inch

and EIA

separately.

can

the

units

the

paper

be

ordered

FCC

registration

(TDU)

may

following

(sprocket

and

modular

Refer

from

be

connected

conditions:

COVER

TABS

COVER

feed),

to

HTO

Teletype

LOCKING

8-1/2

telephone

for

Corporation

program,

directly

cords

paper

the

'------

-----\-

PAPER

(Friction

inch

wide must

suppliers.

43

Teleprinters

to

the

"\)

SUPPLY ASSEMBLY

Feed)

PAPER

(Sprocket

by 5

HOLDER

Feed)

inch

be

EIA

(see

Page

telephone

a.

Connection

installed

b.

The

telephone,

registered

and be

must

by

the

or

reported

be

Telephone

if

any

grand

as

such

through a standard

Company.

is

to

be

connected

fathered

to

(B~ll

the

local

System

six-pin

to

the

500

Telephone

miniature

teleprinter,

or

2500

Company.

type

jack

or

(USOC

must

RJllC)

be

equivalent)

373,

2-6

2.

TELEPHONE

AND

Left

LINE

Rear

43

Teleprinter

PART 2 --

C.

CONNECTION

--

.--

Corner

of

INSTALLATION

ASSEMBLY

(Cont)

Registration

(Attached

slots

(Cont)

in

bustle.)

(Cant)

Tag on

to

TDU

Registered

and

readable

~3/8'~

~

USOC

RJIIC

Terminals

through

Jack

c.

Telephone

*First

eRefer

Before

(1) (2) (3)

may

connection

Company

Registered

(With

Registration

Ringer Telephone will

time

remain

to

Registration

Equivalence

be

connected.

connection connected

Manual 407

or

reconnect

must

Terminals

Number

number

for

be

advised

Only

Tag)

(from

where

must

and

additional

terminal

take

be

ion

to

the

of

the

tag)

place

reconnected

registration

switched

following:

Grandfathered

(1)

Teleprinter

(RO)

AAB

(friction in

(TDU).

(2)

Telephone will

(3)

Ringer

(4)

Ringer

(5)

Voice

Nonadjustable

(6)

Baud

before

for

network,

(No

Registration

or

4320

(sprocket

Western

be

connected. Equivalence: Type:

baud

Rate:

July

its

1,

life.

instructions.

Terminals

model

(KSR)

feed)

feed).

Electric

number

A

metallic

-9

300 max.

1979.

the

local

Tag)*

number

with

or

Includes

l53Al

where

signal

dbm

max.

The

Only

4310

~u[[ix

AAF

builtmodem

terminal

0.3

power:

teleprinter

MANUAL

373,

2-7

43l0AAB

Modular

a.

Remove

Connect accessible

b.

Connect marked

No

modular

Connect

block.

and

telephone

less

shown

rear bustle

AAF

Sets

the

modular

telephone

the

through

below.

the

PHONE

telephone

the

of

the

cover,

With

present

to

be

plug

additional

modular TDU,

to

and

the

present

accessible

connect

TDU

at

installation

cord

used

the

opening

modular

telephone

at

cord

remaining

plug

from

with

lower

installation

plug

through

location:

the

teleprinter

connector

in

the

cord

between

jack

to

the

end

of

modular

marked

left

as

shown

location:

lower

opening

modular

jack

(squeeze

LINE

rear

connector

the

below.

of

upper

in

cord

associated

tab

on

the

bustle

connector

marked

the

left

to

line

with

to

release).

rear

of

cover

on

LINE

on

rear

of

connecting

the

as

the

the the

key-

TDU

(Rear

View)

43l0AAC

a.

The

ished

cables

Line

(Set

and

AAD

connecting

by

are

Connection

With

the

TDU)

Sets

with cables

installer

available

SQUEEZE

TO

RELEASE

TAU

between

and

from

TAB

the

should

Teletype

terminal employ

Corporation:

shielded

"R

B'

• Y

~

and

the

MODULAR TYPE CORDS

7

foot

length

14

foot

25

foot

data

cable.

length length

set

The

430581

430582 430583

must

following

be

7

furn-

7

foot

12

foot

25

foot

50

foot

length length length length

408065 408066 408067 408068

373,

2-8

2.

b.

TEL

LINE

TELEPHONE

The

connection

following

TELEPHONE

(Optional)

PART 2 --

C.

AND

LINE CONNECTIONS, 4310AAC

to

the

data

set

the

instructions

for

INSTALLATION

ASSEMBLY

(Cont)

and

telephone

the

particular

117 V AC

(Cont)

AAD

Sets

(if

data

with

present)

set

TAU

(Cont)

should

involved.

be

(Rear

made

View)

4310AAA

and

Connection

paper

cover. This

holder

set

Refer

is connections communications cations device

3. a.

b.

device

involved.

ACCESSORIES

Install Install holder provide

c.

Record

directory

d.

Fill local form,

e.

Install Numbers"

AAE

Sets

to

the

or

paper

to

Page

not

equipped

cannot

device. should

the the

if

desired

to

attendant

any

nonstandard

card.

out

remaining procedures, etc).

the

side

Without

43

RO

supply

3-7,

be

made

be

ribbon friction

(Write

directory

up.

Interface

Teleprinter

assembly,

C.

COMPONENT

with

a

until

The

connections

performed

and

paper.

feed

by

the

customer.

for

possible

options

in

information

(ie,

provide

card

Refer

Signaling

interface

paper

ACCESS

communications

the

RO

set to

following

Refer

paper

supply

future

enabled

any

not

listed

on

the

attendant

in

the

holder

to

Page

3-7.

cable

deflector

is

the

to

Manual

assembly

If

the

in

directory

Unit

requires

for

removal

unit

and provided telephone,

instructions

372.

paper

use.

with

the on

Refer

space

card.)

HTO

provided

(if

present) instructions.

telephone

with

data

or

the

holder

to

provided

card

in

manual,

"Frequently

the

removal

and

an

appropriate

set

or

for

the

sprocket

is

not

Page

3-7. on

accordance

ribbon

and

bustle

line

communi-

particular

feed

installed,

the

ordering

Called

of

paper

with

the

4.

STATION TESTING

After

Manual

installation

372.

the

station

shall

perform

as

stated

in

the

How

To

Operate

MANUAL

373,

3-1

PART 3 --

A.

TROUBLE

QUESTIONS

1.

Is

the

TERM

READY

(Depress (Power

power

~------------------~---------~--------------

la.

Is

there

in

the

power lamp on

(See

- - - -

·lb.

Is lit?

---

red

RESET

available

on.)

an

indication

set?

is

Page

(Lamps

turned

power

3-6.)

----

lamp on power

lamp

key.)

and

on and

supply,

-------

set

flash

etc.)

supply

lit?

of

off,

power

when

ROUTINE

ISOLATION

Go

red

- - - -

Check

connector. (See

YES

to

---

Page

SERVICING

AND

CORRECTION

2.

lb.

-

opcon

3-7.)

--

cable

--~

Go

to

1a.

Check

(Fl)

Trouble

if

If

- - -

Check

supply.

for tween terminals

fuse.

and

if

fuse

not

fuse

foreign

circuit

NO

replace

blown.

is

in

blows

blo~Nn

---

If

and

go

--

(F2)

blown,

objects

set

terminal

again.

to

lb.

- - -

on

power check

lands replace

fuse

---

beor

~

-

2.

--

2a.

--

2b.

2c.

DOes message TEST

repeatedly restraints.)

--

Are

characters copy?

-

Are

set

Is

centered

of Sprocket

and

form Friction on

printer

key

(ie,

character

-----

any

----------

undesired as

is

turned

printed

paper?

not

line.

roll

print

while

is

of

the

depressed?

set

within

--

the

following

substituted

0 ¢

"1'

-~

line

follows

72 80

132

or Feed-parallel

printing

Feed-properly

paper.

on?

copy

aligned

when power

properly

on

test

PRINTER

printed

margin

- - - - -

in

----

lengths

with

fold

centered

edges

to

or

--roo

--

edge

Go

to

2a.

---

Check

A.

FEATURES,

-

Page

VARIABLE

-----

Check A. FEATURES,

~

--

Go

Page

VARIABLE

- - - - - - - - - - - - - - - - - -

to

2d.

--

2-1,

431.

---

2-1,

432.

Turn seconds

Replace

- - - - -

Go

- -

Go

Paper and ment. Fric Hand

Trouble

if

fuse

off

---

to

2b.

------

to

2c.

Sprocket

Printed

tion

Margin

(See

Page

is

in

terminal

blows

power

and terminal.

Feed -Check

(See

Feed - Check

agains

for

retry.

-

--

-

adjustment

Line

Page

adjustment.

3-9.)

several

-----

--

Right

adjust-

3-8.)

Left

373,

3-2

2d.

3.

QUESTIONS

Is

print

(including

Does

terminal

(Terminal

density

any

have a TDU·

Data

PART 3 --

A.

TROUBLE

acceptable

carbons)?

Unit)?

ROUTINE

ISOLATION

YES

Go

to

Go

to

SERVICING

AND

CQRRECTION

3.

4.

(Cont)

Replace Make

sure

locked.

Check

proper

multicopy

On-line

troubles

using

externally

nected

telephones

arrangements

insolated signals TTL

interface.

Page

2-3,

NO

ribbon.

print

head

density

paper.

communications

encountered

con-

data

sets

or

and

other

may be

by

observing

at

the

EIA

See

B.

INTERFACES.

is

or

1----

4.

Does phone

present) following the

5.

Are

received

tions

------

Sa.

Does

appear?

6.

Does matically beyond received station

is

and

a

Terminal

data

messages

in

operating

substitute

carriage

when

the

on-line

disconnect

received?

ring

the

only

DATA

received

Ready mode?

properly

DATA

mode?

at

---

-

character.

return

line

right

mgrgin and

once

key

call

same

--

auto-

lengths

does

w~en

(if light in

(sta-

speed).

- -

are EOT

Go

--

- - - - -

Check A. FEATURES,

If is printer.

Place

to

5.

to

6.

Page

VARIABLE

437.

ok,

trouble

in

tele-

in

service.

--

2-2,

Originating

send

originating

cy

tones,

mode.

If

ok,

trouble

teleprinter. Check Page

FEATURES,

Go

to

Sa.

- - - - - -

Go

to

6.

Check ABLE

If

Page

FEATURE

ok,

station.

station

ie,

2-2

436.

---

2·-1,

S,

trouble

go

is

A.

433

is

frequen-

to

--

must DATA

in

VARIABLE

---

VARIor

435.

in

MANUAL

373,

3-3

1.

GENERAL

This

part

provides

Station.

Routine least

Routine formed

Following

servicing

once a year.

servicing

at

routine

performed.

the

directory

2.

VISUAL

CHECKS

The follo·,oling

a.

Frayed b. c.

d.

Worn

All Print

or

cable

The

card

areas

belts

frayed

head

B.

PERIODIC

routine

should

consists intervals,

servicing,

routine

holder.

should

on

spacing

ribbon

connectors

cover

fully

PART 3 --

servicing

be

performed,

of

visual

the

a

local

servicing

be

checked

and

fully

seated.

ROUTINE

CHECKS,

procedures

checks,

possibility

and

date

line

seated

SERVICING

LUBRICATION

for

at

the

convenience

lubrication, of

later

on-line

should

for

feed

(Page

be

mechanical

motors

3-7).

(Cont)

AND

CLEANING

the

43

troubles

installation

filled

out

condition:

Teleprinter

of

the

customer,

and

cleaning.

will

checkout

on

the

Basic

be

reduced.

should

bottom

at

When

side

RO

per-

be

of

3.

CLEANING

Examine Check

bustle,

Exterior

exterior

proper

etc.

cleaning

with a mild

less

cloth

Interior paper a etc,

~ARNING:

(nonabrasive)

should

dust

cloth.

can

areas

be

SURFACES.

4.

LUBRICATION

The

printer

points

as

AND

fit

detergent.

be

used.

should

or

ribbon

Ink

stains

wiped

DO

NOT

PROCEDURES

can

be

indicated

APPEARANCE

areas of

should

for

cover.

sm~dges,

normally

However,

hand

cleaner

be

examined fragments or

deposits

with a cloth

ALLOW

MINERAL

lubricated

on

Page

Replace

in

or a lather

cleaned

on

dampened SPIRITS

by

opening

3-5

and

dust, extremely

be

limited

case

with

the

by

interior

OR

3-6.

etc.

damaged

to

of

ink from

cover

carefully

surfaces,

in

mineral

SOLVENTS

the

cabinet

wiping stained

abrasive

opened

brushing

spirits.

TO

or

discolored

with a soft

plastic

bar

and

accumulations

ribbon

CONTACT

cover.

cloth

surfaces,

soap

applied

loose

material

rollers,

EXTERIOR

Apply

lubricant

cover,

platen,

PLASTIC

housing,

moistened

a

water-

with

a

of

onto

to

On

small

lubricant

Excessive

parts,

remains

lubricant

a minimum amount

on

the

should

parts

and

be removed

of

lubricant

does

should

not

run

with a dry,

off.

lint-free

be

applied

cloth.

so

that

the

373,

3-4

The

following

ponents,

ing

exposed

The

to11owing

area:

The

of

Symbols

following

lubricant

a

Oil

G-A

Apply

G-B

Apply 430838

G-C

S

Fill Saturate

D Keep

Lubrication Lead

Screw Carriage Ribbon Ribbon Ribbon

Guide

Rollers

Tension Spacing Platen Finger

Bearing

Pivots Paper-Out Lead

Screw

Pressure

only).

Platen

Tray

friction

Pressure

bail

(2

areas

including

surfaces

symbols

list

to

88970

thin

brush).

with

dry,

Checklist:

--

Wicks

Rollers

Tension

Arm

Pulley

Roller

Shaft

feed

Roller

places

B. PERIODIC

must

terminals.

in

ribbon,

indicate

01,

02,

03,

of

symbols

be

used:

(1

qt),

film

of

film

of

Poly

Oil

felt

oilers,

no

lubricant

(See

Film

of

grease

--

Saturate

--

2

--

2

drops

Arm

Pivot

Arm

Pivot,

--

5

drops

--

2

drops

Pivot

Clip

Bail

--

2

--

Spring 2

drops

only).

Bail

-

--

friction

2

PART 3 --

CHECKS,

be

kept

All

the

etc,

applies

88971

(1 97116 Syn-Tech

grease

washers,

permitted.

Pages

over

with

drops

of

oil

and

Spring

Roller

of

oil

of

oil

drops

of Grease

--

2

of

drops

feed

only).

ROUTINE

LUBRICATION

dry,

free

parts

paper

handling

quantity

refer

to

gal),

(4

oz) grease

(use

430837 and

3-5

entire

oil

(4

of

oil

(2

places)

--

and

Spring

each

oil

side

on

between

drops

oil

each

of

oil

SERVICING

of

normally

1,

the

318775

or

88973

(use

wicks

and

3-6.)

threaded

places)

(2

places)

2

drops

(2

(2 both clip

of

oil

,~nd

each

AND

all

lubricant:

touched

areas,

of

lubricant

2,

3,

etc,

lubrication

(4

oz)

(1

430836

injector

with

portion

of

oil

--

2

drops

places)

pivot and

lead

each

at

the

end

at

(Cont)

CLEANING

by

and

all

to

drops

instructions

1b)

grease.

tube

with

oil.

of

each

of

points

screw

end

(2

side

pivot

plates

points

(Cont)

All

the

large

be

used

of

oil.

with

grease

grease).

lead

(4

places)

oil

each

(sprocket

shaft.

places

electrical

operator,

flat

in a specified

and

screw.

(4

places)

feed

-

friction

(2

places

on

each

includ-

areas.

the

only).

-

side

com-

type

feed

of

Carriage

a. b.

Print

a.

b.

and

Two

Nut

Keying

Head: Active well Print

Nut

Engaging

Drive

Arm

Armatures

as

the

Wire

Well

Arms

--

and

lower

Area

Surfaces:

--

Grease

Lubricate

Outer

locator

--

Completely

by

Pole

area

four

packing

Plate

(9

bearing

carriage

--

places).

fill

surfaces.

Grease

with

engaging

at

grease.

the

slot

upper

with

pivot

grease.

area

as

5.

LUBRICATION

02

Paper-Out

POINTS

Arm

Pivot

02

Platen

02

Finger

(Each

Pivots

Side)

Tray

End)

Shaft

MANUAL

02

Pressure

~_---"7(Each

Friction

373,

Roller

Bail Spring

End)

Feed

3-5

Only

02

Platen

(Each

Bearing

Side)

Carriage

Wicks (2)

Ribbon

Pivot

Tension

and

Spring

Arm

Carriage

Wicks

(2)

G~A

Lead

Carriage Engaging

and Nut

Surfaces

Spacing

Arm

and

Lead

Pulley

Pivot, Spring

Screw

Clip

Tension

Roller

373,

3-6

5.

LUBRICATION

B.

PERIODIC

POINTS

PART 3 --

CHECKS,

(Cont)

ROUTINE

SERVICING

LUBRICATION

AND

CLEANING

(Cont)

G-C

(Cont)

Print

Head Well Area

MANUAL

373,

3-7

1.

Operator

Loosen

(one

Console

V ARIABLE

(2)

each

PART 3 --

(Opcon),

FEATURE

SWITCH SPD4

screws

side).

ROUTINE

C.

COMPONENT

Cables,

PRINT

CABLE

Lift

opcon

rear

and

forward

mounting

Loosen clamp each

screws

side).

SERVICING