Sharp MZ-80P5 Service Manual

SHARP

SERVICE

MANUAL

t_ - -

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------=:::::::---

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FEATURES

PDSM281

Dot Printer

MODEL .

MZ-80P5

11-HS

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•

Printing

•

Character

• Bit image

• Paging

Tabulation

•

Feed

•

Copies

• Alarm bell

• Bi-

•

Printing

paper

directional

ribbon

printing

Can use

Four

Printing

Number

Both vertical

Switch Control

Simultaneous

Alarm paper,

Along the

lt

is

character

etc.

with bi-

use

can used.

fanfold

is

possible

of

for

line by line

is

also possible

bell

sounds

of

logical seeking. (Only

be easily

paper

4-10

sizes are possible.

with

lines

printed

and

horizontal

paper

through

copies,

up

to

warn

directional

put

in

inches wide.

dot

units.

on

1 page can be

tabulation

feed

and

software.

io

3 pages in

the

user

printing, there

80

and

taken

determined.

control

paper

eluding

of

mechanical

characters/line,

out

feed

the

is

very

because

is

effective

a special

possible.

in page units.

original, are possible.

trouble,

lack

printing

40

characters/line)

cartridge

of

printing

thanks

to

ribbon

SHARP

CORPORATION

Contents

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Precautions before servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Explanation Troubleshooting Adjustment

1/0 card repair procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Power supply section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Functions Replacing Replacing Repair procedure Circuit diagram Disasse

Packing method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Replacement parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

of

MZ-80P5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

CPU

board & drive

of

head

driving coil energizing pulse

of

printer parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

of

main printer

ink

ribbon

for

and

·mbled views . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

parts.

from

cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

printer mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

printed wiring board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

PWB

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

width

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

41 44

71

SPECIFICATIONS

• General

Item

Printing method

Feed methos

Kinds

of

characters

Character make-up 8(H) x 9(W)

Line-to-line

No.

of

Page

Printing

space

digits

speed

Impact

Variable sprocket feed

230 kinds (95 ASCII characters +95 reverse characters ASCII character +40 other characters

size

1/6 gram

80 digits, digits or determined by software

66 lines/page (line or

80 (ordinary

Specification

dot

character)

inch or determined by pro-

40

determined by program .

cps

(characters per second)

size

matrix

of

the

dot

matrix

digits, 136 digits,

characters)

space

(normal

mode)

95

Item

Printing paper

Copies

Printing paper

thickness With in 0.3mm

Ink

ribbon

Head

life

Standard interface 8

68

Power supply

Power consumption 75W

Working temperature

Storage

temperatur~

Specifications

Fanfold paper

Max.

of

original)

Special cartridge ribbon

Approx. dot

character

bit

parallel interface (special Sharp personal computer MZ-808) AC

220V 240V

AC

5

to

35°C

-20

to

(4-10

inch wide)

3 copies (including

50

million

±1 ±1

50°C

printing)

0%

50Hz

0%

50Hz

characters (14

(for

for

UK)

Printing direction

•

CPU

Board Section

Item

CPU ROM Program

RAM

Si-direction for

normal

(80 characters/line) and its double

size

character printing (40 charac-

ters!l-ine). For

and other printing; u'ni-direction (left

to

Specifications

Z-80A.

Character TMM

314APL-1 (2114L-1)

1/0

Counter 8253AC

AC AC DC

DC DC

pes

Unit

220V 240V 26V

15V

5V

(21.5

Other IC's 22

• Power Supply

Item Specifications

Input

Output

(with

size

right).

TMM

2732 (4K Bytes)

TMM

2732

TMM

8255AC

±1

0%

50Hz

±1

0%

50Hz

to

26.5V)

logical seeking)

character

bit

image printing

(4K

Bytes)

(1K

(for

UK)

printing

Bytes)

External dimensions

Weight

• Driver

Item

Timer

Head driver

Step

Others

PWB

IC

TR

motor

T R 2$D986 X 8

NOTE Specifications

to provement. In such a tion the product.

Approx.

377(W) X

Approx.

6.4

Section

Specifications

NE555 2$D986 X 9

Diodes, transistors

and

change

without

here may

be a little

318(D) X 105(H)mm

kg

appearance

prior

notice

case,

different

are

subject

for

the explana-

from

im-

-1-

I PRECAUTIONS BEFORE SERVICING

•

The

printer damaged by vibration, taining

the

Fix

• Do

not operating. The

•

• Do

• When servicing

• There are

• There are screws

print

down

not

will damage

not

fuzz

to

page

proof replacing new parts. (Refer screws.)

mechanism

or

repairing

mechanism again with these screws when

apply

external force

head becomes very

sufficiently.

turn

the

paper feeding mechanism.

print

when

and

dust

from

two

types

39,

40

for

etc.

during

is

fixed

to

etc.

during

transport.

the

printer.

to

the

hot

paper

feeding

the

ink ribbon

checking a

th~

inside,

of

oil,

oi

I points.)

and

nuts which are fixed and

transport.

G2

knob

printer

and

Paint

to

page

is

oil

the

chassis with

print

so

do

(manual feed knob)

loose.

that

the

02.

the

screws

39,

two

screws

Remove these screws when using, main-

transporting

Remove

head, such

not

touch

has been used

mechanism. Use

the

proper

then

to

lock

40

for

the

it

points

the

fastening

as

by

with

your

when

for

a long time, remove dirt,

oil

for

locked with

them

to

keep

it

from being

printer.

screws

touching

the

each oil point. (Refer

after

be

it

when

hand

until

it

cools

power

is

on

or

paint

for

vibration-

disassembling and

painted

to

lock

it

you

the

is

-2-

MZ-80P5

NAMES OF

PARTS

AND

EXPLANATION OF . FUNCTI.ONS

• Names

of

parts

Power

switch

Control

panel

Appliance

Drive

PWB

inlet------'

unit---------.

Specification

Switch

panel

r-

PWB

-----

unit

L-------Signal

L...--------FG

---------

CPU

terminal

(Frame

board

(1/0

ground)

unit

POR1

term

inal

-3-

• Printer Control Flow

• Print Character Transfer

Flow

When

the the character code, the signal

printer to

a high level.

receives

it

raises

• Explanation

of

• Status Check

Signal

Flow

(Print

character

(Print

character transfer

transfer

routine)

RDA

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

RDP

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

STATUS

The printer outputs this signal under the

1)

When the power

2)

When the Outputs Data(RD1

from

,._,

the

. . . . . . . . . Responds in the

(Negative logic)

1)

PAPER EMPTY

2)

Printer machanical trouble

is

ON.

printer

is

READY.

controller

RD8)strobe

following

(1

BH + 03H)

following

to

the printer. (Positive logic)

conditions according

(1

BH +

04H)

-4-

conditions. (Negative logic)

to

STATUS

demands

from

the controller.

•

n

c

"

OJ

0

~

a.

C)

Circuit

Interface

;::'

OJ

0

n

RDP

RDA

STATUS

0

c.;·

ROB

RQ1,..._.

c.c

3

~

C)

and

Motor

Circuits

Drive

Head

Stopping

Indicator

Circuit

SW,

Buzzer

r_

,------->.

f---

and

Control

Terminal

Optionla

1\ 1\ 1\

I I Data

I I I

~

r--

PIO

8255AC

D

~>I

§

Chip

Circu1t

Select I

-1111

()

Bus

Control

f--

D Add,ess Bus

Latch

Circuit

>I

:2;,:e,

~

I >

~

~!l

!

B!us

Data

."1

V

Circuit

Memory

RAM)

(ROM,

BOA Z-

4MHz

·

Clock

~cuit

CPU

1

Reset

Circuit

r----

...._

IRT

I

0'1

• Driver

Board

Block Diagram

CPU board

* CR Step

>

motor=

Head circuit

Timer circuit

drive

I

Carriage

driving

*CR

motor

':::>

drive

FEED

'>

motor drive

step

motor = Timing

step

and

circuits

step and

circuits

belt

motor

Printer

.>

mechanism

'"""!\

!\

-6-

TROUBLESHOOTING CPU BOARD & DRIVE PWB

+

5V +15V +26V

(21.5

to

26.5V)

Check

power

circuit.

Check

printer

mechanism

FEED,

TOF

SW

Check

FEED

circuit

drive

circuit

Push

and

on again.

FEED

turn

SW

power

Check CR step circuit & printing

Check

printing

circuit & FEED

Check

printer

circuit

&

motor

drive

head drive circuit

head

drive

circuit

interface

1/0

card

*TOF:

Top

of

Form

-7-

FEED, DRIVE CIRCUIT

SW

FEED, TOF

CIRCUIT

for CPU board

for DRIVE

PWB

>-----

Connect

Check FEED,

...

and R 5, 6, 20, 19.

Check select

Check

switch

Check latch

023,

TOF

circuit

039,

PWB.

switches

(1)

022.

2SC

1815

2SB

743

S5277B

Check step

for

FEED.

YES

motor

-8-

Check connecting line & latch

circuit

Check

011,

Check

12, 13, 14.

IC2

2SD

7406

986

(for

DRIVE

PWB check)

':::>

Check

Check IC1 and circuit

Check

•I

circuit

Check circuit

TIMING

Check latch

020,

21

019

and adjacent 1

circuit

adj<;)cent

and adjacent I

555

25A

1015

25C1815

Check

printer

head

Check latch

Check

+26V

Check

circuit

power circuit.

01

to

8

0

8

1

to

010

to

17

RA

1

250986

51555

1 15953

-9-

2SC1815

2SB743

CIRCUIT CONNECTED WITH.

CR

STEP

MOTOR

DRIVE

Check latch circuit.

Check

+26V

power circuit.

for DRIVE

PWB

7406

2SD986

74LS14

8253

18

2SC1815 2SB743

S52778

2SD986 7406

2SC1815 74LS14

74LS04 74LS08

74LS10 74LS74

Check

025,

27,

041.

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

Check connecting line and latch

circuit

Check

015,

IC3

Check R17, C10.

16, 17,

IC4,

03

R10, 14, 15

IC15, 19,

5,

17,

for CPU

board

74LS125

Z-80A

Check

motor.

CR

step

-10

circuit

IC23

(1)

8253

Check select

Check

-

PRINTER

'

INTERFACE

CIRCUI"!J

(For

CPU

board check)

Connect

Check

CheckiC16

latch

cable.

IC1,

IC2

circuit.

3

74LS125

75189

I

7406

Check

IC11

Check

latch

circuit.

IC16

7406

-

11-

..._

(For

______

CPU

board

_,

check)

Check

chip

Check

select

IC

circuit.

26

Z-80A

CPU board check)

(For

Check IC13

Check IC12

11

C

I

Check

74LS02

74LS04

8255

Check

CS,

I

9,

10

Check IC11

Check reset

12-

-

circuit

8255

.

(For

CPW

board check)

Check I

C23

I

8253

Check

oscillator

Check

chip

select

Check

IC26

circuit.

2MHz

Z-80A

Check

EP-ROM,

circuits.

RAM

(For

CPU board check)

Check

oscillator

Check reset circuit.

Check

R30.

Check

each

BUS line

circuit.

-13-

CPU board Check)

(For

Check

IC26

IC16

IC27

IC26

IC24

IC17

Z-80A

7406

74LS32

Z-80A

74LS42

74LS08

CPU board Check)

(For

-14-

Check chip

Check reset

Check

select

circuit.

IC26

IC11

circuit

Z-80A

8255

(For

CPU

board

check)

Check

chip

Check

IC26

select

IC27

IC26

Z-80A

circuit.

74LS32

Z-80A

(IC22: ROM (IC25:

ROM

(For

CPU board Check)

1)

2)

Check

chip

Check

select

IC26

IC27

IC26

circuit.

Z-80A

74LS32

Z-

80A

-15-

(IC14

(IC18:

:

RAM

2)

1)

Check

IC26

Z-80A

ADJUSTMENT OF

This

concerns

the

energizing pulse contrary, wire clacking wire

is

This

adjustment

following

1) Remove

2) Take

head

3)

Turn insertion area.)

4) Draw

5)

Connect

24V

6) While pushing

units. (The

7)

Connect see if semi-variable resistor (The semi-variable resistor

Note: Before checking pulse

the

broken.

manner.

cabinet

out

cord

on

out

D.C.

the

printing energy force

width larger pulse out.

is

the

head

In

most

required

B.

(Do cord

width

PWB.

the

paper

end

the

power

supply

3 units

(current

the

pulse

of

D.C.

capacity:

the

line feed switch

head

is

shifted

synchroscope

width

on

at

HEAD

(time) is,

prolongs

cases,

the

to

give an

not

disconnect

PWB

connector

sensor.

socket

power

1.5A

right

to

the

synchroscope

the

drive

is

to

width,

DRIVING COIL ENERGIZING PULSE WIDTH

for

the

head

appropriate

(Put

(N0504) supply or

more), of

and

left.)

collector

PWB

be fixed

calibrate

head wire smaller the

printing

wire

the

connector

from

a piece

with

to

the

to

adjust

with

the

is

the

15V

set,

of is

lacquer synchroscope

to

print a dot

the

printing energy is,

time

of

caught

by

printing energy

of

feed switch circuit.)

the

connector

of

paper

in

5-pin lead

5-pin

connector

D.C.

and

turn

on

the

transistor

400±1 0

the

J.J.sec.

width.

after

and

thus

head wire,

the

ink

ribbon,

to

the

of

terminal

the

paper

from

the

CPU

(N0504)

SV D.C ..

power

switches

019

(2SC1815)

If

the

width

adjustment.)

to

eliminate

its length in

· weakening

thereby

and

time

feeding

what

printed

the

is

worse,

head wire. Make an

PWB.

Be

careful

sensor lever

located

board.

of

CPU

board

of

the

three

on

the

drive

is

out

of

standard

error

in

time

base.

as

well. The

letters.

head

adjustment

not

at

as

D.C.

PWB

value,

with

the

tip

to

damage

printing

shown

power

to

check

rotate

shorter

To

the

head

of

head

in

the

paper

below:

supply

to

the

Sy nch rose connected (Collector

ope

here of

to

019)

Head driving coil energizing pulse signal

For

pulse

width

adjustment

0

be

Drive

PWB

unit

0 0

CPU

0 0

Board Unit

©

Connecting diagram

for

power

-16-

supply

and

synchroscope

1/0

•

Procedural

CARD

steps

MZ-808 MZ-80P5

(

REPAIR PROCEDURE

START

Mechanical

trouble

Family

(

Empty

Check IC2,

3,

8,9

•

Checking method

1)

Press insulated part

•

if

it

is

•

if

there

J

check

of

paper

(

of

printer interface circuit

of

IC

abnormally

is

an

heated

unappropriate change

STATUS

information

YES

END

with finger

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

)

to

check

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

Check IC1, 2

3, 4,

7,

8, 9

IC

.

between circuits faulty

.

Check IC1,

5, 7

Check IC1,

4, 6, 7, 8, 9

improper,

too

large load

soldering, improper printed

in

4,

IC,

touching

wiring

2)

Use

•

if if

Note)

a synchroscope

input

and

output

TTL-IC

voltages·

TTLievel:

to

check

logics

are

High:

Low:

of

within

TTL-IC

the

2.4Vormore

0.5V

TTL

or

do

level

less

not

match

-

17-

Defective

I

C gate

POWER

SUPPLY

SECTION

AC 2 AC24

(

•

20V

o--

ov

for

Block

UK)

Diagram

Filter section

of

Power

Power transformer

Supply Circuit

~

1--

~

....

Rectifier section

Smoothing section

-

--

Regulator section

Regulator

section

Regulator section

0

(21

<>

-

+26V

""26.5V)

.5

+5V

+15V

-18-

• Troubleshooting

':>

NO

Check

I

transformer

..,

circuit.

power

and

input

YES

NO

80103,

Check C103, C104.

CheckR101, ZD102,

Q101,

Check

connector

output

80102,

Check F104,C105

Check output connector

Q102.

02,

IC1

F1

03,

-19-

NO

80101,

Check

C106.

F105,

Check IC101 output connector

FUNCTIONS OF PRINTER

I

Parts

Exterior

•

Mechanism and Names

of

Paper sensor

PARTS

driving

Ribbon

Sensing Mechanisms

•

Sensing Home Position The carriage speed.

mechanisms

sensor

PTS

of

The

gear

consist

carriage

the

generates

sensor

PE

of

the

sensor, PTS sensor

HP

generates

and

signal

timing

detects

the

head

Print

Timing

and

reference signal

the

determine

to

used

presence or absence

motor

belt

PE sensor.

for

printing position.

paper.

of

The

printing.

Sprocket

sensor

HP

lt

unit

attached

is

detects

Paper feeding

determine

to

signal

this

motor

and

the

adjusts

1.

Sensor (Home Position

HP

HP sensor consists

The

High

is

signal

The

output)

when

of

the

Sensor)

home

the

sensor

position

board

sensor

interrupts

-20-

assembly

light

the

sensor board

and

of

shaft

the

photo

the

on

coupler

lower

.lt

.

part

an

is

of

open

carriage.

the

collector

2. PTS The The

Sensor PTS

sensor

signal

(Print

is

Timing Signal Sensor)

consists

Low

when

of

the

slit

PTS

of

the

sensor

board assembly

board

appears.

and

(lt

is

the

an

sensor open

board

collector

on

the

output.)

timing

belt

motor

shaft.

3. Paper

4.

The

paper

to

the

no

paper.

Sensor

sensor consists

paper

sensor

Circuit

lever.

~

• Printing Mechanism

The main platen.

carriage guide. pulley.

Printing coil.

The

performs

The

elements

print

The

current

of

head

timing

when

flows

of

the

reed

switch

The

permanent

the

printing mechanism are

unit

on

the

carriage

belt

is

driven by

the

dot

wire springs

when

the

PTS signal

attached

magnet

To+5V

HP signal

PTS

ToGND

is

moved

the

timing

out

toward

is

generated by

to

paper

approaches

signal

print

head

to

the

right

belt

the

sensor

board

and

the

permanent

the

reed switch

Paper sensor

and

the

signal passes

Reed

switch

o------o~

~Permanent

unit,

carriage, timing belt, timing

and

left

by

the

motor

platen

belt

through

due

motor

the

to

the

rotation.

timing belt

belt

flow

on

driving pulley

of

c1,.1rrent

magnet

when

magnet

belt

attached

there

motor

shafts A and B of

and

belt

driving

in

the

head driving

is

and

the

Carriage

HP signal

PTS

H

ea

Dot

1. Principle The carriage

the

carriage.

signal

dd.f-

wire

of

drive

nve

coi I signal

tip

Carriage

is

moved

signal

~--------------2~.5~4~m-m~(-1/-10_"_)--------------~$f

~--------------------~$

~

C 0.4ms

---=-----

--~~-

Movement

to

the

right

and

left

by

the

drive

of

the

timing

belt

motor

with

the

timing

belt

inserted in

Carriage

Junction

Right

Timing

-21-

belt

for

Drive

Sequence

the

of

timing

belt

the

belt

motor

drive

basically

is

move

to

2-2 phase

carriage

the

excitation.

follows.

as

is

Printing function

2.

explanation

This

function

The

1) toward

forced

The

2) when

function

The

3) longer

dot

The

striking

From

the

strikes

it

passes

wire,

force

Carriage

left

right

the Print

of

for

is

plate

platen

wire springs

dot

the

plate

through

after

and

right

to

the

pulled

is

since

platen.

is

the

it

wire

the

left

Head

wire

is

it

reset

driving

strikes

return

Step

1 2

3

4

1

2

3

4

movement

the

to

in

connected

it

till

out

former

its

to

coil.

platen,

the

spring

one

of

core

with

strikes

position

returnes

and

phase

A

ON

OFF

ON

OFF

dot

current

when

function

the

platen

the

to

maintains

when

the

by

its

B phase

OFF

ON ON

ON

OFF

ON

character

one

in

flows

plate.

dot

one

and

of

force

position,

a

in

itself

is

driving

the

printed

is

the

which waiting

C phase

OFF

ON

OFF

ON

OFF

ON

formed.

coil and

on

function

connected

is

condition.

the

plate

thus

paper

spring

with

D phase

ON

OFF

ON

OFF

ON

OFF

dot

the

through

when

function

wire springs

ribbon

the

current

plate,

no

by its

Function

plate

Function

Dot

plate

wire

spring

-22-

Ribbon

mask

Platen

•

Paper

The transmission

up

with

the The because

Feeding Mechanism

paper

the

carriage

printing

of

feeding

from

the

gear

driven by

sprocket

right

position

resolution

mechanism

pins.

to

left.

on

the

precision

the

The

paper

has

ordinary

paper

feeding

drive

method

can

be

of

the

..::.....::-------Paper

feed,

adjusted

pulse

fast

motor

for

motor

the

feed.

Paper

and

the

sprocket

paper

feeding

with a knob,

.

is

fed

by

driving gear. Paper

motor

is

but

the

adjustable

the

sprocket

same

as

minimum

shaft

is

the

fed

using

by pulling

carriage

width

is

about

the

sprocket

the

motor

paper

rnoves

0.5mm

• Ribbon Feeding Mechanism

The

ribbon chanism the

following

L__

is

1

2.

__

attached

mechanism

to

arrangement

Carriage

Left (In

direction

Right

direction

(In

consists

the

of

--*

Right

--*

Left

belt

wheels.

movement

of

the

tension

arrow-+)

arrow

cartridge

plate

The

~)

assembly.

ribbon

and

Movement

driving gear

• Belt Planetary

• Belt driven Planetary

Ribbon

Sprocket

ribbon

normally

Arrangement

driven

pinion

driving gear

drive gear

Sprocket

feeding

of

the

turns

pulley

(3)--*

transmission gear

Paper feeding

mechanism.

timing

belt

to

counterclockwise.

of

wheels

--*

Planetary

(2)

--*

Ribbon

--*

Planetary

motor

The

ribbon

the

right

pinion

( 1)

driving gear

pinion

(1) (4)--*

and

--*

feeding

left

is

through

me-

The

ink

ribbon

and

ribbon

Furthermore,

loose as

it

is

stored

endlessly in

pressure roller,

there

is

is a ribbon

wound. A ribbon

wound

braking

mask

the

UJ3

by

spring

is

attached

cartridge

the

ribbon

at

the

to

case. This

feeding

outlet

of

prevent

the

-23-

ink

knob

the

paper

ribbon,

set

on

cartridge

from

pinched

the

ribbon

case

to.

becoming

between

driving gear.

prevent

dirty.

the

ribbon

feeding

from

knob

becoming

Ribbon

feeding

knob

pressure

Ribbon

planetary

Ribbon

planetary

Ribbon

Connector Diagram

•

Connection solenoid

Print

11

solenoid

Print Common

Ribbon

11

line(+)

11

roller

gear (

gear (2)

driving

1)

gear

planetary

2

3

4

5

6

7

8

9 9

Ribbon

gear (4) gear (3)

Connector

2

3

4

10

11

terminal

5

6

7

8

planetary

No.

Connector

Ribbon

terminal

No.

15

~16

17

0

L18

19

20

21

22

23

24

25

braking

Connection

T sensor

R,

Paper

Timing

Reset

motor

CR

motor

PF

spring

sensor

signal

"

..

(GND)

A phase

"

B

"

c

"

D

A phase

(+5V)

VLED

common

motor

CR

+)

line(

PF

motor

common

line

Note: Print solenoids are

12

13

14

counted

1,

2

.....

from

9

-24-

the

upper

side

of

26

27

28

characters.

the

B "

"

c "

"

D"

"

REPLACING OF MAIN PRINTER

I

1. Sprocket Unit

Disassembly

. 1-1

(1) Remove

Remove

(2} (3) Remove

Pull

1)

Lift

2)

fastener

sprocket

the

sprocket

the

sprocket

the

sprocket

for

bearing

unit

shaft

unit

guide shaft. (4N x 2,4W x 2)

the

of

the

arrow

frame LA side

from

disassemble.

and

the

in

and

up

direction

out.

sprocket

and

PARTS

(E ring)

shaft.

remove

the

sprocket

bearing

from

RA

Frame

94V F 303003000

frame

-+

RA.

Sprocket

94VF303013010

Sprocket

94VF303010010

guide

Sprocket

94VF30301301

shaft

0

-25-

(4) Disassemble

out

Pull

1)

out

Pull

2)

out

Pull

3)

Disassembly

4)

sprocket

the

sprocket

paper

the sprocket

sprocket

unit

assembly

LA

guide roller.

RA assembly.

and

LA

assemblies (Remove

RA

holding cover spring, G pin and paper holding cover.)

out

Pull

5)

lever

Sprocket

94VF303011050

lc;>ck

the

sprocket

gear (Spring

pin)

sprocket

the

lock lever,

sprocket

wheel, paper

1-2

Assembly

Assemble

(1)

Note

•

the

sprocket

direction

Sprocket

94VF303011

frame

01

~

1

Sprocketwh~

94VF303011020

disassembly.

for

used

order

reverse

the

in

unit

(leaf spring).

for

inserting

LS

14)

SP(<P2X

94VB130103216

Sprocket

303013020

94 V F

SP(if>2X

?VB130103216

gear

14)

Sprocket

94VC601302050

bearing

-26-

Sprocket

94VF303013020

gear

Attach

• relation Note

•

the

to

the

sprocket

the

direction

wheels

for

to

shaft.

inserting

Sprocket

have

the

paper

lock

sprocket

guide roller

lever

Sprocket

numbers

be

Assembly

LA

in

the

same

direction

and

same

angle

in

Parts used

• paper

and

Head

Print

2.

2-1 Disassembly

Pull

1)

(

·When

sprocket

for

holding

Unit

the

head

cover

head cable

inserting

horizontally

cable

numbe,

side

the

roller

0020

direction

place

Paper guide

94VF30301

,-[h

Tee~cket

inserting

and

from

or

for

sprocket

the

pulling

in

RA

head out the

the

direction

Direction

LA

different.

is

Sp,ocket

RA

paper guide

the

are

connector.

head

wheel

assembly

roller

but

same

hold

cable,

arrow(~),

the

of

marked

while

attaching

with

pushing

sprocket

the

arrows ( 9

head

the

Print

94VF4011

Sprocket

lever

)

connector.

head

gear

and

unit

00000

move

the

connector

Head

Turn

(2) (3) Remove

2-2 Assembly

Set

(1)

Insert

(2)

Head cable

0

iJ

head lock lever clockwise.

the

head unit.

print

the

unit

head

print

the

into

cable

head

the

on

the

•

carriage.

head

•

94VA260112001

connector.

-27-

3. Paper Sensor

Disassembly

3-1

(1) Remove

Stretch

(2) (3) Remove (4) Remove (5) Remove

the

the the

the

soldered

in

bend

paper paper soldering

lead wire

outer

the sensor sensor

of

Sensor

V F

94

from

paper

lever spring.

assembly.

board

reed switch.

the

assembly

board

303009000

the

guide

terminal

the

[In

..

board

direction

arrow.]

the

of

Paper

94VF303007020

guide

paper

Outer

.

94VF303007010

lever spring

sensor

3-2 Assembly

(1) Assemble in

Sensor

PTS

4.

Disassembly

4-1

(1) Remove (2) Remove

the the

the

sold_

PTS

reverse

order

lead wire

ered

sensor board assembly

used for disassembly.

sensor

PTS

the

from

(2.5mm

screw x 1

board.

).

-28-

4-2

Assembly

(1)

Temporarily

(2)

Solder

(3)

Adjust

1)

Check T

•

and

the

Check Check

Adjustment

fasten

the

lead

wire.

period

of

period

while

the

wave

form

that

the

print

PTS

the

PTS signal. printing.

head

board

with

a

has been

assembly.

synchroscope.

fitted.

~

•

5.

2)

3)

HP

Sensor

5-1

Disassembly (

1)

(2) Remove

Adjust return

After

Remove

•

Do

not

the

PTS

sensor

T periods are

adjusting, fix

the

soldered

touch

the

HP

sensor

T

board

almost

the

screw

lead

timing

board

]-J

in

the

equal.

lock

and

wire

of

the

belt

the

soldering iron.

assembly

direction

paint

HP

sensor

(2.

5mm

shown

by

the

screw

board

screw. E ring).

the

to

lock

from

arrow

it.

the

in

the

terminal

figure

board

so

that

the

going

and

.

t

~

~~----~

~~

-

29-

-----

HP

sensor board

94VF303030000

assembly

Assembly and Adjustment

5-2

HP

the

Attach

(1)

the

in

Put

• lead

the

Solder

(2)

relation

the

Check

(3)

the

Check

•

that

Check

• phase

After

the

adjusting,

(4) When

(5)

sensor

screws

wire

wave

print

the

is fix

assembly

board

temporarily.

terminal

the

to

with

the

a

between

form

head has been set.

adjust

right,

not

screw

the

board.

PTS signal

synchroscope.

moving

by

it

paint

and

lock

and

the

HP

the

screw

signal.

HP

to

HP

PTS

sensor

lock

Signal

board

it.

I

in

the

direction

of

the

arrow.

0.9 - 1.

2ms

Motor

6.

1 Disassembly

&

(1) (2) (3) Remove (4)

Green Green Red

belt

of

sensor

band.

Black

the the

Yellow

off

(Timing

wires

lead

wires

lead

PTS

the

wire

the

White

Assembly

Remove Remove

Take

0 0 0 0 0 0

motor

timing paper

lead

feeding

wires

motor

For

assembly,

motor

belt

motor

the

from

assembly

belt

timing

paper feeding

assembly

terminal

Wire band

assembly

motor

from

board.

motor

terminal

the

Timing

assembly,

board.

terminal

motor

belt

board.

assembly

belt

lead cable

driving

pulley)

30-

-

(5) Remove the

·When

removing it,

HP sensor

(6) Remove

the

paper

board

timing

feeding

only

assembly

belt

motor

-......

motor

take

come

assembly.

out

the

out

together.

assembly.

two

(2.5mm

screws

screw x 2)

screw x

shown

in

2)

the

figure

so

that

the

motor

heat

sinker

and

(7) Remove

(8) Remove (9) Remove

• When removing

(1

0) Remove

the

timing belt

the

PTS sensor

the

belt

the

ball bearing

Belt

motor

heat

94VF303026010

motor board

sink

assembly

assembly.

driving pulley ( E ring).

the

belt

driviog pulley; frrst loosen

from

the

belt

from

the

timing

driving pulley.

~

belt

motor

the

timing belt. (Refer

Paper feeding

94VF303031000

·

~

'-....._

~

heat

sink.

to

page

34)

motor

assembly

PTS sensor board

94

V F303029000

t

Timing

94

Belt

motor

94VF303026010

heat sink

belt

motor

assembly

VF303027000

-

31-

6-2 Assembly

(1)

Attach

(2)

Attach (3) Place (4)

Put

Attach

(5)

·Check

Attach

(6)

·Check

and

Adjustment

the

timing

belt

the

PTS sensors board.

the

ball bearing

in

the

belt

driving pulley.

the

timing

belt

the gear backlash. (C

the

paper

feeding

the

gear backlash. (C

motor

assembly

in

the

belt driving pulley.

motor

assembly

should

motor

assembly

should

to

the

timing belt

and

timing

be minimum.)

to

the

frame.

be minimum.)

belt

motor

heat

sink.

sink

to

the

frame.

~~~

7. Timing Belt

7-1 Disassembly

(1) Remove

Do

not (2) Pull (3) Loosen

i

~

@)

'

I I . o J I

the

\,_>

·

"0r \ ./

~

(Timing

the

timing

mix

up

the

timing

belt

the

lock

'":~

___v

--

belt

motor

belt

motor

screws. (Refer

from carriage assembly

screw

on

the

\I

/

I

r~

'~c-~

backlash) (Paper feed

assembly

belttension

and

to * mark

plate

motor

in

A.

the

and

heat

sinker.

figure.)

remove

(2.5mm

the

timing belt. (2.5mm screw)

motor

backlash)

screw x 2)

''Gl

Belt

tension

plate

94VF303019000

Timing

belt

94VF303014010

-32-

Motor

heat sinker

94

V F30302601 0

Timing

belt

motor

94VF303027000

assembly

7-2 Assembly and Adjustment

(1) Hang (2)

Insert

the

timing

belt

on

into

the

belt

driving pulley

the

carriage.

and

belt

driven pulley.

Temporarily

(3)

(4)

Adjust

• Using

(5)

Tighten

the

tension

the

hole

[Standard

the

lock

fasten

in

value]

screw

of the

the

belt

tension

the

timing

belt

tension

1300gr

±50gr

after

the

adjustment

Belt

tension

plate

94VF303019000

plate

belt.

plate, adjust

while gently

it

to

and

paint

2.5mm

stretching

its rating

the

screw

on

the

to

timing

spring scale.

lock

it.

belt.

(2.5mm

screw

x 2)

-

33-

8.

Tension Plate Assembly {Including ribbon driving

Belt

Disassembly

8·1

frame

carriage

on

frame

to

A.

LA.

shaft

LA

side

A.

and

(4N

(1) Remove carriage guide side

nuts

the

carriage

on

1) Remove E ring

2) Remove

3) Move

Frame

V

94

the

LA

F303002000

pull

x.

carriage

Frame

94

gear)

2) shaft

RA

V F303003000

A

out

to

the

right

(2) Move

the

(3) Remove

·There

(4) Remove

out

Pull

(5)

carriage

home

the

no

is

lock

the

belt

the

need

the

to

position

remove

to

screw

tension

between

center

assembiy.

sensor

soldered lead

the

tension

belt

the

for

plate assembly

frame

assembly

and

LA

(2.5mm

wire.

ribbon

RA

and

screw, E ring)

remove

and

driving gear.

the

timing

belt.

(2.5mm

screw)

-34-

Disassemble

(6)

1)

2) Pull

3)

4)

Remove

out out

Pull

Remove

the

the the the

the

tension

belt

driven

belt

driven

belt planetary

planetary

assembly.

plate

flange.

pulley

pulley.

lever assembly.

ring

pinion.

(E

ring)

3)

x

Planetary

94VF303020000

lever

assembly

~

®

p--

~

1

,..

"""-

e.

pulley

driven

~~lt

F30301802t·

all

94VB210151490

Belt

94VF303018010

8020

bearing

driven

<!?

V

~~

flange

pulley

.07-6)

LS(3-0

94VB101252190

8-2 Assembly

Assemble

( 1)

Put

1)

• Put

2) Put

3) Put

4)

Put

(2)

with

Attach

(3)

Assemble

(4)

Adjust

(5)

Check

(6)

and

in

Do

in in in

the

in

2.5mm the

the

Adjustment

belt

the

planetary

the

make

not

planetary

the

belt

the

belt

the

ribbon

screw.)

home

carriage

tension

belt

signal

HP

pinion.

mistake

lever

pulley. pulley

sensor in

A

properly.

PTS signal.

and

plate

tension

a

driven driven

driving gear

position

shaft

assembly.

ring

(E

the

about

assembly.

flange.

ribbon

and

assembly.

reverse

the

(Refer

3)

x

direction

order

to

(Refer

and

tension

ring)

E

(

used

section

to

position

and

plate

disassembly.

for

on

7.2

4.2

LS (leaf

of

~LS(3-0

_rr_

attach

33.)

page

29

page

on

the

and

spring).

Planetary

timing

section

07-6)

.

pinion

(Temporarily

belt

on

5.2

page

Planetary

F303020020

V

94

fasten

30.

pinion

Platen (Including

9.

Disassembly

9-1

Remove

(1)

Remove

(2)

·There Remove

(3)

Remove

(4)

sprocket transmission gear)

(Refer

A.

feeding

to

(3mm

unit.

motor.

remove

the

transmission

screw

soldered

x

the the

no

is

the platen

sprocket

paper

need

sprocket

section

to

(Refer

gear.

4)

to

lead

(E

1-1

section

wire.

ring)

-35-

on

page

6-1

on

25.) page

30.)

Platen A

F303004000

V

94

9-2

Assembly

Temporarily

(1)

Determine

(2)

·Determine between

Attach

(3)

Attach

(4)

Attach

(5)

and Adjustment

platen

fasten

position

the

position

the

platen

the

sprocket

the

feeding

paper

the

sprocket

the

assembly

to

A

and

A

platen

of

platen

the

of

positioning

and

transmission gear.

motor.

assembly.

(Refer

pins

(E

to

LA

paint

then

and

ring)

section

to

section

and

the

push in

then

1·2

(3mm

RA.

screws

tighten

6-2

on

screw

lock

to

direction

the

page

on

page 26.)

them

lock

32.)

4)

x

after

of

screws.

Sprocket

fastening

arrow

the

transmission gear

Paper feeding motor

F303031

V

94

them.

no

is

there

so

assembly

000

space

Positioning

-36-

10. Adjusting Lever

10-1 Disassembly

(

1)

Move

the (2) Remove (3) Insert

the

(4) Remove

the

a screwdriver

nuts

holding the

(Including

adjusting

lever

print

head

or

it

(4 N).

ribbon

mask

Adjusting

94VF303001030

@

,

~

adjustment

to

the

middle unit. (Refer similar tool

and

head sitting

lever

of

basic

step

to

section

into

the

Screwdriver

in

the

hole

plate.

space

hole

2-1

on

in carriage

(2.5mm

between

in

frame

page 27.)

shaft

screw x 2)

platen

LA

..

B

to

and

print

stop

it

from

Ribbon

94VF303001092

Head

94VF303001100

head)

turning

mask

sitting

plate

and

remove

10-2 Assembly

(1)

Temporarily

·Set

(2)

Attach

·There

(3)

Turn

•

lt

is

and Adjustment

fasten

the

it in

the

middle

the

print

head

is

no

need

to

carriage

eccentric

shaft

so

B

pay

adjusting

step

of

unit

to

insert

the

so

the

attention

lever.

the

adjusting hole.

the

carriage.

head

hole

is

up.

to

the

(4N)

cable

top

into

and

the

head

bottom

connector.

of

the

eccentric

Carriage

:::!If!~!

I

part.

shaft

B

"vff-k

I

Up

\..

\.

;1

I ,;

11

~

-

Screwddver

-

fa

//

a > b

b

-37-

(4) Move

Insert

(5)

tween

[Standard

• Position

•

gauge.

(6) Fix

the

·Tighten

(7) Remove

Temporarily

(8)

Attach

(9)

Insert

• Fasten

(10)

Adjust

1)

·Adjust Adjust

2)

and

·Check

carriage

the

narrow

a

dot

the

adjusting

it

the

print

the

print

to

screwdriver

tip

head

clearance]

carriage

lever

clearance

the

so

head

print

the

fasten

head

cable

head

mask

ribbon

adjusting

all-the

it

relative

tip

head

the

that

1 side

the

and

0.65mm

shaft

unit. head

unit.

into

and

lever

way

position

shown

as

ribbon

platen

where

does

sitting

the

to

mask

or

head

the

on

similar

by moving

the

not

plate

connector.

sitting

uppermost

its

to

side

the

of

the

in

at

is

scale

tool

platen

change.

and

plate.

marked

platen,

figure.

right

a

graduation.

the

into

forward

it

platen

and

mask.

ribbon

step.

(-).

mask

ribbon

angle.

carriage

back.

and

head

(2.5mm

shaft

tip

B hole

lightly

screw

and

touch

x 2)

adjust

both

the

sides

about

clearance

thickness

a

of

65nm

0.

be-

3)

Put with

the

sitting

head

bearing.

a-+-*i-b

In

Print

approximately

plate

addition,

a> b

head

position

unit

it

parallel

it

so

Ribbon

to

satisfies

Within

of

mask

side

the

conditions

the

±0.3mm

(standard)

C

surface

of

in (2)

the

and

carriage

fasten

and

with

it

contact

in

screws.

(11) Do

lever

not

to

touch

uppermost

the

home

and

position

lowermost

f

9

sensor assembly

steps.

0

>

0

>

-38-

carriage sensor

and

Sensor pi

Home

ate

plate

position

setting

when

sensor assembly

the

adjusting

3

A

Points for

•

c

I

B

Oiling

/ .-·

'"-

I I I

and

--......

Painting (To

lock

screws)

~

"~l!L

~

""

~l

@

(LS)

~

,...

...

~

.

;JP

''01

01!~

'

I

~t~

·

i

'

!'ili

'

' .

"-

,

..

:

........

·,

~

~·

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

..

~t

" ·

t

~~

'Jr~

,

~

~"'

~

."'-.

~

""

~(LSI

·~

G2

-39-

-40-

REPLACING INK RIBBON

1.

Remove

the

cartridge ribbon from

the

printer.

FROM

CARTRIDGE

2. Remove the cartridge case

Note:

There

are

bent

and

catches

remove

( - )

the

lid

from

the

in

6

places.

cartridge case

Cartridge case

cartridge case frame.

When removing

lid.

frame

Fig. 2

the

lid,

push

the

catches

to

the

outside

so

they

aren't

-41-

3. Remove the

used

ink ribbon

Note:

Fig. 3

relative

illustration

an

is

positions

are

Cartridge

and

shown

as

case

there

in

frame

no

is the

need

figure.

Fig. 3

to

remove

everything

tridge case

Car

shown.

as

lid

Used

If

you

ibbon

r

do

remove

everything,

the

4. Remove the new ribbon with the ribbon

Cellophane

the cartridge.

ribbon

ink

top

the

~nto

ribbon

the

of

top

the

in

through

package

the

package

the

with

package.

and

path

(Note:

Put the new ribbon

5.

the

Hold

arrow

Remove

the

(Fig. 5).

(1) Leave (2) Pass (3)

(4)

package

case

it

put

shown

as

hand

your

The

from

Fig. 4

into

ink

cellophane

its

cartridge

the

in Fig. 6.

pull

and

ribbon

case.

ribbon

New

94VER-04-1/

shown

as

bottom

the

out

removed

not

is

//

Ribbon

in

package

Fig.

the

of

from

5.

package

cartridge.)

the

in

the

direction

of

the

-42-

Cartridge

case

frame

Fig. 5

Cartridge

case

lid

Bottom

of

package

Ribbon

package

Fig, 6

6. Put in the cartridge

case.

7. Turn the ribbon feeding rooler between the ribbon

Note:

After

replacing

cartridge

Ribbon

case.

feeding

the

ribbon

has been replaced.

ink

rollwer

ribbon,

in

the direction marked on the cartridge and check that the ribbon

Fig. 7

make a check

After 5 checks,

Example

on

the

cartridge

use a riew

PLATEN

PRINT

INKED

HEAD

label

cartridge

RIBBON

that

indicats

ribbon.

number

of

times

is

not pinched

the

-43-

REPAIR

• Flow Chart to

PROCEDURE

Check

Phenomenon 1. Mechanism

connected

it

Is

the system?

to

Cause

does

Defective

of

not function

NO

FOR PRINTER MECHANISM

Does

mechanism

the

function?

YES

Is

printing

check

To

control

and

Phenomenon

connected

it

Is

the

to

the

Does

revolve?

motor

carriage

the

Does when belt

by

you

move

hand?

there

paper?

YES

power

of

circuits.

2.

system?

YES

timing

YES

the

Carriage

belt

move

timing

does

NO

not move.

Only Timing

the

Is motor

timing

belt

timing

wired?

belt

also

belt

moves.

doesn't

NO

~----t-..4

move.

carriage move?

check

To connected supply.

Does the

NO

parts

power

with

YES

timing

the

Is

driving

motor normal?

it

Does removing

ribbon?

move

the

belt

signal

YES

when cartridge

NO

1----+--_..,""'

NO

check

To related

Only Timing

with

timing

belt

things

of

control.

belt

also

moves.

doesn't

move.

Timing

Belt

driving

driven

belt

pulley.

motor.

Note:

Active the paper

to

print

even

if

there

while checking.

print

to

need

no

is

-44-

Phenomenon 3.

Does not print at all.

Is

it

connected

to

the

system?

YES

Is

printing

_

t?

there

Is

printing

copy

command

YES

printing

YES

normally?

YES

head

unit

connected?

YES

it

make

noise?

YES

done

paper?

YES

any

outpu

Is paper?

Does paper sensor function

Does carriage move?

Is

print

connector

Does function

on

*

NO

Connect

To

connected control.

the

connector.

check

parts

with

.

~

To

Phenomenon

To

Phenomenon

Connect

connector.

Is to

Move

adjusting

lowest

+26V

print

r

the

lever

step.

7.

2.

the

YES

supplied

head?

to

the

-

driving

normal?

YES

To

connected control.

NO

n

sect1on

check

OK

of

with

2-2.

things

Does

it

print?

NO

J

~epla~eas

'

YES

Is

print

head

waveform

NO

To

check

the

parts

power

supply.

~

@

Does

it

print

by

adjusting

adjusting lever?

YES

the

J

merely

~

Repai,as

section

10-2.

Is

the

put

*Remove

cartridge

in

correctly?

~-

the

paper

ribbon

and

check

NO

if

there

is

a

"clicking"

Put

cartridge

correctly.

the

ribbon

sound

-45-

in

when

the

sensor lever

approaches

the

reed switch.

Phenomenon 4.

Ribbon

does

not feed.

Does carriage move?

YES

cartridge

Is

correctly?

in

YES

Does cartridge

hand?

by

turn

YES

when

fed

ribbon

Is turns?

YES

turn

knob

Does

moves.

ribbon

YES

put

knob

when

NO

-

Phenomenon

To

Put

in

Remove

knob

Does

the

only

YES

ribbon

Does

when

turn

removed?

YES

cartridge

correctly.

cartridge.

move

cartridge?

J

driving

cartridge is

I

2.

with

gear

NO

fed?

ribbon

Is

NO

l

~

I

YES

To

OK

Repair

3

knob

Does

cartridge moves

when

left

from

knob

Does

cartridge moves

when

right

from

to

NO

turn

right?

turn

to

only

left?

YES

-46-

Phenomenon 5.

Paper

does

not

feed.

Is

it

connected

the

system?

YES

Are

paper holes

of

sprocket

pins?

NO

Has paper

'

run

NO

Is paper sensor functioning

Is

after

paper

printing?

properly?

YES

fed

NO

to

out

out?

*2

NO

YES

1---

NO

Connect

the

connector.

.

<§>-

To

-

Phenomenon

Check

with

control.

parts

7.

Alright paper

Is

there load at in

inlet?

Lighten

NO

paper

feed?

for a time

feed ends soon?

j

an

abnormal

the

paper

but

YES

feed-

YES

load.

*1

NO

YES

NO

To

-

Repair

4.

""'

..,

Is

paper sprocket tu

med

Does motor turn

at

Is

the

motor

Is

+26V

paper feeding

Is paper driving

* 1

Check

the

shaft

the

signal

fed

gear is

by

hand?

YES

paper

gear also

same

YES

paper

wired?

YES

su

pp

YES

feeding

YES

if

there

when

feeding

time?

feeding

I ied

to

motor?

motor

normal?

is a load

NO

on

the

~

with

--

paper

Does

when

is sent?

Check

with

when

motor

electric

parts

power

parts

control.

it

heat

signal

I NO

in

the

up

paper

YES

box,

system

Paper

case,

feeding

etc.

motor.

To

Repair

Wire

according

section

Replace in section 6 .

......_

as

6.

5

to

~

"""'

~

"""

~

""'

*2

Remove

the

paper

and

check

if

there

is a "clicking"

sound

-47-

when

the

sensor

lever

approaches

the

reed

switch.

Phenomenon 6.

Prints

on

the

same

line.

paper

Has

paper

Are

sprocket

of

there

Is paper

check

To Phenomemon

out?

run

NO

holes

pins?

NO

LF,

feeding?

NO

FF

out

5.

YES

Check

with

parts

control.

Alright soon prints

YES

there

Is

at

load feed-in inlet?

YES

time

a

on

abnormal

an

the

same

paper

but

ine?

I

NO

------4

--

t-

Phenomenon

sensor

paper

Is

paper

Is

wire

lead

switch

reed

Is

by

paper

sensor

7.

attached?

YES

~

sensor

wired?

YES

moved

YES

Prints

lever?

without paper.

even

NO

Check with

parts

control.

paper

Lead

sensor.

wire

soldering.

Section

3-2.

-48-

Phenomenon 8.

Is

there an load feed-in inlet?

on

abnormal

the

paper

NO

Check

Phenomenon

Paper

6.

feed pitch

YES

is

abnormal.

YES

Phenomenon 9.

Is PTS

signal

period

regular?

YES

Does

cartridge

smoothly

by

NO

Check

Phenomenon 2.

Phenomenon

Is

position

paper correct?

hand?

10.

of

YES

Density

of

NO

move

YES

Fast digit characters

I

N01

---

characters

Is PTS signal level

a

Check with

varies

across

output

normal?

YES

parts

of

printing shifts.

line.

NO

Is

+5V

supplied

to

PTS

sensor?

YES

Is

it

normal waveform changed?

if

amp

NO

Is

contact

of

lead

PTS

wire

sensor alright?

NO

PTS

YES

After

a

~ime

no

relat1on With prev1ous

correction.

i_t slips

PTS

is

sensor.

~ith

NO

YES

1

in

....._

N~

Check

parts

with

power

Check parts related with

control.

Wire

as

section 4-2.

Replace in section 4 .

as

~

-I.O

.

A

re

both sprocket securely locked?

Is fastened?

Check

right

lock

HP sensor

Does

it

period

as

Phenomenon

levers

YES

securely

YES

have same

PTS?

YES

---

and

left

INO

Check

that

it

period

as

has

PTS.

I

NO

I

NO

9.

same

-49-

Phenomenon 11. Printing

ribbon

ink

Is

loose?

NO

paper

dirtied by ink ribbon.

is

After

get

it

YES

time

a dirty

does

again?

NO

ribbon

ink

Is

correct?

path

ribbon

Is attached

Is scale paper

Is clearance

head and

print correct?

corrected

it

Is

idge

cartr changed?

YES

mask

correctly?

YES

pressing

firmly?

YES

between

platen

YES

when

ribbon

NO

_c

....

._

after

Is clearance adjusting

lever?

YES

is

correct

with

adjusting

NO

paper guide

Is

in

put

A

paper

Is correctly?

paper

Is standards?

plate

correctly?

YES

in

put

YES

within

NO

1-----------------+------------------t

NO

-50-

Phenomenon

12. Printing

is

light.

Is

ink

ribbon

used up?

almost

YES

NO

I

NO

Is

the

cartridge

put

in

correctly?

Is

ribbon

carriage moves and right?

Is

clearance between

tip

of

print

platen correct?

Is paper

'standards? •

ribbon

YES

fed

when

YES

head and

YES

within

left

<::.

Check Phenomenon

~

4.

Does become

YES

Is

clearance

after

adjusting lever?

I YES

it

immediately

light

correct

adjusting

NO

again?

with

Phenomenon

Is clearance between tip

of

platen correct?

13. Printing

print

head and

YES

is

light

NO

and

dark.

Is

clearance adjusting lever?

Does

printing

NO

correct

adjusting

YES

and

after

dark

1 YES

with

light

disappear? •

~

-51-

Phenomenon 14. Same dots

only

are

usually

(sometimes) omitted.

Is connector

correct

Is signal

Is head disconnected?

outputted?

lsdotw

bent?

ing

driv

alright ?

YES

head

'YES

i

NO

coil

NO

dr

re

inside

head

of

contact

ng

ivi

NO

Terminal

NO

YES

1----+----.<

board

Head cable

side.

Check

and

Check

with

head

3210

things

control.

connector

cable

- 52 -

Phenomenon 15. The ribbon winds

but

becomes

loose.

printing

Is

within

Is tip platen

Phenomenon 16. Go/return time for

Does carriage move smoothly

Do and

paper

standards?

clearance

print

of

correct?

of

phase

signal

PTS

YES

between

head

hand?

by

YES

signal

HP

match?

and

1

NO

carriage varies.

the

Check Phenomenon

..::"

2.

ribbon

Does

correctly?

feed

NO

clearance

Is

adjusting

by adjusting lever?

corrected

with

YES

NO

• Practical Method of Repair

HP

bad,

1)

2)

is

Check

Test

whether

+5V.

~._

Repair 1

PTS signal

(1) Check points and

PTS sensor

is

signal

method

[Standard]

LEDs are

,-

1

I I

I

-

bad

±5%

+5V

not.

normal

or

--------,

signal

<

~

PTS

± 5 %

+5V

l

I

_j

I

__

_j

-53-

Check

3)

(2) Method

Check

1) there

2) If there

If

3)

the

of

the

Repair

is is

waveform

'---.

continuity

no

continuity

no

output

by

HP sensor side

the

with

between between

opening

:::

power

+5V

a-b,

b-e,

intercepting

and

the

plate.

sensor

the

to

shaft

light

~l

I

sensor side

PTS

~--'----....,....11

supply.

assembly.

board

sensor

PTS

exchange

the

HP

sensor

board

assembly.

Repair 2 Timing

Check

(1)

1)

2)

Method

(2)

1)

2)

Repair 3

Ribbon

(1) Check

1)

2)

(2) Method

1

not

does

belt

and

points

backlash

the

Check

meshing

Check

Repair

of

backlash.

the

Adjust

damage,

If

or

driving gear does

and

points

ribbon

When

meshing

Check

(a)

ribbon

When

meshing

Check

(a)

the

Check

(b)

repair

of

damage,

If

2):

),

move

method

gears

of

wear,

not

method

driving

reversed

or

of

(Refer

to

gear

of

gear

of

wear

the

turn

gears

between

to

gears,

does

of

gears

turns

planetary

revolution

the

to

the

on

belt

page

etc.

turn

not

ribbon

when

lever

gears,

belt

driven

32.) are

driven

carriage

assembly

the

of

etc.

·

driving

pulley,

found,

hand

by

pulley,

planetary

found,

are

pulley

replace

moves

and

planetary

the

planetary

either

planetary

lever.

replace

timing

pinion

parts

left

the

and

pinion

right

to

pinion.

parts

motor

belt

ribbon

and

readjust.

and

or

and

shaft.

driving

ribbon

to

right

readjust.

gear.

driving gear.

left.

Repair 4 Paper feeding

(1) Check Points

Check

1) Check

2)

path

the

if

the

if

is

and

right

paper

normal

Method

and

holding

but

left

paper

positions

cover

does

is

not

the

of

holding

-54-

feed

sprocket

the

paper

wheel

correctly.

are

fixed

correctly.

3)

4)

Check Check

if if

the the

paper

holding

sprocket

lock

cover

lever

spring

is

securely

is

damaged

locked.

or

fallen

off.

Repair 5

Repair 6

(2) Method

1)

Correct

2),

3),

Paper

feed motor

(1) Check Points

1)

Check

the

(Refer

to

(2) Method

1)

Scale

(1) Check

1)

(2) Method

1)

of

If

damage,

does

not hold paper correctly.

Points

Check

if

of

repair

If

damage,

of

repair

sprocket

4):

Replace

gets

hot

and

Method

backlash

section

repair

or

and

32.)

wear,

Method

scale springs

etc,

to

scale

and

of

to

wheel

the

paper

the

Land

spring

positions.

parts

does

gear

gears,

R

are

Land

(Refer

if

transformation,

not feed

on

the

paper

etc.

are

found,

off

and

R

is

found,

feeding

if

there

to

se·

ction

wear,

motor

replace

is

wear,

change

27

etc.

and

the

parts

etc.

them.

.)

are

found

the

and

in

any

sprocket

readjust.

parts.

transmission

gear.

Repair 7

Paper

guide plate A

(1) Check .

1)

Check

(2) Method

1)

If

paper

guide

2)

Replacement

1. Move

2. Move

3.

Remove

4.

Remove

5.

Put

6.

Tighten

Points

if

of

repair

plate

a

new

and

paper

guide

A.

the the

lock paper

lock

is

bad.

Method

guide

plate

procedure carriage scale

to

screws (3)

guide

paper

guide

screws (3)

plate

A

is

to

the

plate

A

is

twisted

deformed

graducation

print

head

of

paper

A by lifting

plate

A in

for

paper

or

unit

guide

from

guide

and

if

80

side.

if

there

side

plate

it

up

the

plate

there

is

a

space

is

a

space

of

the

scale.

A.

from

the

side

carriage side.

A.

between

opposite

the

it

and

platen

the

carriage.

the

and

platen.

it,

change

paper

-55-

Repair 8

Check

(1)

Che~k

1) Measure

abnormalities

and

points

the

3

7

I

5

9

4

8

6

2

head

print

of

Method

DC resistance

unit

of

the

print

head

unit

coil.

[Standard]

approx.

22r2/coil

(2) Method

DC resistance

If

1)

of

repair

of

3 7

the

coil

does

not

6 2

indicate

standard,

change

the

print

head

unit.

•.

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A

B

c

D

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F

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CIRCUIT DIAGRAM AND

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21

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PIN I PIN3 PIN!! PIN7 PIN9

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6

7

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maintaining

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safety

the

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performance

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safety

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set. set.

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251

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these

15V

A

•

Printed Wiring Board (Power

8

c

Supply

D

Section)

E

F

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Changed (Sub Radiator) (IC102,

to The secondary lead transformer the transformer and the secondary power board.

to

during

Si3552

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will

M

DAR0043PAZZ]

production.

attached

are

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of

wire

between

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8

9

10

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-71-

REPLACEMENT PARTS LIST

To

have

NOTES:

Be

sure portant safety and

to

use

for

maintaining

performance

MODEL MZ-80P5

REF. NO.

INTEGRATED CIRCUITS

!Cl

}

IC3 IC6 IC7 IC2 IC4

:~~2}

IC21 ICS]

IC9 · IClO

IC11 IC13

IC14} IC18

IC15 IC16 IC17 IC1

9

IC

20 IC22 IC23 IC24 IC25 IC26 IC27

TRANSISTORS

PART NO.

* * *

CPU

BOARD

OPWB-0215PAZZ

RH-iX0141

RH-

RH-iX01

RH-

RH-iX0250PAZZ

RH-iX0136PA.ZZ RH-iX0071

RH-iX0226PAZZ RH-

RH-iX0038PAZZ RH-iX0075PAZZ RH-iX0076PAZZ RH-iX0127PAZZ OPROMOOOSPAZZ RH-i RH-iX01 OPROM0009PAZZ RH-iX0228PAZZ RH-iX0078PAZZ

PAZZ

iX0086PAZZ

02PAZZ

iX0074PAZZ

PAZZ

iX0079PAZZ

X0

146PAZZ

04PAZZ

AND

DIODES

your

order filled

regular parts

DESCRIPTION

UNIT·

SECTION * * *

Assembled (Not

replacement

SN74LS125N

SN75189N SN74LS14N

SN74LS04N

SN74LS273N

8255AC

SN74LS02N

RAM2114L SN74LS74N

SN7406N SN74LS08N SN74LS10N SN74LS107 ROM 8253AC SN74LS42N ROM

TMM2732 CPU ZSOA SN74LS32N

•HoW

TO ORDER REPLACEMENT PARTS"

promptly

and correctly,

please

furnish the

1. MODEL NAME 2. REF. NO.

3.

PART NO. 4. DESCRIPTION

for

the safety

of

the

set.

securing

of

the

safety and

set.

CODE

Be

sure

reliability

to

REF.

NO.

R21

of

replace these parts

s

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item)

Unit

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VRO-SC2EF1 02J

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R33 R35

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TMM2732

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AN

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R26 R25 R27 R29 R34

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VRO-SC2EF472J

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CAPACITORS

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C9 C4

C5 } C6

VCKZPR 1 HF222P

VCKZPRl VCEAAU1CW476Y VCEAAU 1 HW1

following

the set. Parts marked

with

PART NO.

-SC2EF153J

HF103P

05R

information.

specified ones

1

150

15K

4.7K

2.2K

2.7K

220 560

1.8K 330 15

2,200PF.

0.01 47MFO, 16V, 1

MFO,

with

"

.::t:.

"

(D)

are

for

maintaining

DESCRIPTION CODE

Kohm,

1/4W

ohm, 1 /4W

ohm

, 1

/4W

ohm, 1 /4W

ohm,

1/4W

ohm,

1 /4W

ohm,

1/4W

ohm,

1/4W

ohm, 1 /4W

ohm,

1/4W

50V,

Ceramic

MFO, 50

V, Ceramic

Aluminum

50V, Aluminum

imthe

AA

AA AA

AA AA AA

AA

AA AB AB

01

}

02 03

01 02

VS2SC1815//-1

}

VH01S1555//1A

RESISTORS

R1

}

R2 R7 R3

Rt

R6

VRO

VRO-SC2EF223J

1

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2SC1815

151555

470

ohm,

2'2

Kohm, 1 /4W

1/4W

AB

AA

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s

C25 CS C11 C12 C1

MISCELLANEOUS

X'TAL Z0086 Z0083

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VCSACUl VCCCPR 1 H31 VCEAAU1

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VCEAAU1AW107M

RCRSA0009PAZZ OPLGZ0086PAZZ OPLGZ0083PAZZ

VE105K

01

J 1

EW107M

0.1MFO,

1MFO,

OOPF, 100MFO, 100MFO,

Crystal, 8 25

-Pin

Terminal

34-Pin

Terminal

12V,

35V,

50

25V,

MHz

V,

lOV,

Cera

mic

Tantalume

Ceramic

Aluminum Aluminum

AB

AC AA AB AB

AN BF AS

MODEL

MZ-80P5

PARTS

LIST

REF. NO.

Z0084

N0504

PART

OPLG DSOCN0138PAZZ

OPLG OSOCZ001 OPAZZ OSOCZ0012P.AZZ

* * *

DPWB-0216PAZZ

INTEGRATED

IC1 IC2

IC3

RH-iX0134PAZZ

}

RH-iX0038

TRANSISTORS

01

l

s

08 011

o\8

019)

021 023

~

J

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VS2SC

s

025 020

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026 027

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VS2SB743III

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D~

}

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D8

os

o}

D17 D36

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0

D35 D37

f

VHD1

l

8

RH-DX8402YAZZ

1

s

D4

2

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ZD6 ZD7

RESISTORS

R1 R2

VHD-1Z24

VHD05Z5R6U

}

VRW-KT3HD121

NO.

Z0084PAZZ

N0504CEZZ

DRIVE

CIRCUITS

PAZ

I I

-1

1815II-1

10151/

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S1555ll1

S953lll

A

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//I-1

/-1

PWB

Z

J

DESCRIPTION

40-

Terminal

Lead Wire

Socket

5-Pin 24

40-Pin IC Socket

UNIT

Assembled Drive (Not

NE555

SN7406N

2S

2SC1815

2SA1015

2SB743

1S1555

1S953

S5277B

1

Z24

05Z5.6L/U,

120

with

Terminal

-P

in IC Socket

SECTION

replacement

D986

, Zener

ohm,

5W

Zener

7-Pin

PWB

item)

* * *

Unit

'CODE

AT AH

AB AF AH

-

I:

: I

I I

AF

AB

AC

AE

AA

AB

I

AB

I

AD

AB

AC

REF.

I

NO.

R3 } R10

R4 R5

R6

R9 R7 R8

R11

R12 R16

)

R19

I

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R15 RA1 R

RA2}

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}

VRD-RU2EE332J VRS-PT3DB681

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VRD

VRS-PT3DB821

RR-KZ0061

RVR

R-KZ0060PAZZ

CAPACITORS

Cl C2 C5

s

C7 C3 C4 C8

C9

VCKZPR1

)

VCEAAU

}

VCOYKU1HM104K VCKZPU1

MISCELLANEOUS

CN1 C

N2

OSOCZ0023PAZZ

OSOCZ0017PAZZ

* * *

DPWB-0217PAZZ

TRANSISTORS

01 02 D1 D2

RESISTORS

R1 R2 R3 R4 R5

MISCELLANEOUS

SW1}

SW2

VS2SA VS2SC RH-

RH-PX0033PAZZ

VRD VRD-SC2EF1 03J VRD-SC2EF332J VRD-SC2EF121 VRD-SC2EF271J

OSW-P001 O

PART

NO.

-

RU2EE103J

-

RU2EE102J

-

RU2EE222J

-

RU2EE122J

PAZZ

-

M0038PAZZ

HF103P

1

CW1

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AND

DIODES

1015

1

l-

1

18151

l-

PX0047PAZZ

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SC2EF102J

1

J

PAZZ

J

PWB

DESCRIPTION

10K

ohm,

15K

ohm,

1 K

ohm

, 114W

2.

2K

ohm,

3.

3K

ohm,

680

ohm

,

1.2K

ohm,

820

ohm,

Re

si

sto

r

Arry

3.

3K

o

hm

Resistor

Variable

0.01

10MFD,

0.1MFD,

34 28

As {Not

2SA 2SC1815

LED LED

1 K 1

3. 120 7,.70

Top Swit

Arry

1.2K

ohm

Re

MFD,

16V,

50V.

FD,

-Pin Socket

-

Pi

n

Sock

UNIT

SECTION

se

mbled

replacement item)

1015

(Green) (Red)

ohm,

1

OK

ohm,

3K

ohm

,

ohm

,

ohm,

1

of

For

ch

114W

1

I4W

114W 1

2W

1

2W

x 9

x 6

sis

50V,

50

et

Swit

14

W

1

I4W

114W

1

I4W I4W

m,

I4W

tor,

22K

Ceramic

Aluminum

Film

V,

Ceramic

* *

ch

PWB

Lin

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ohm

Unit

d

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CODE

AA AA

AA AB

I

AA

I

AB

AD.

AC

I

AE

I

AA

AB AB

AA

AX AL

*

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AB AD AD

AA

AA AA AA

·

AA

I

AD

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MODEL

MZ-80P5

PARTS

LIST

REF. NO.

BUZZER

2

PALMB0003PAZZ

DSOCN0139PAZZ

PSPAK0006PAZZ

POWER

* * *

DBOXD0017PAZZ

DBOXD0027PAZZ

INTEGRATED

IC101

IC102

RH-iX0268PAZZ

RH-iX0269PAZZ

TRANSISTORS

0101 0102 BD101

BD102}

BD ZD101

ZD102

VS2SD833/

RH-PX2001

VHDS2VB10//-1

VHDS4VB10//-F

103

VHE05Z6R8Z/1A

VHEEOB0126/-1

RESISTORS

R101 R102

VRD VRD-RU2EE561J

CAPACITORS

C101 }

L~

C102

~

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RC-CZ0180PAZZ VCEAAU1

VCEAA01 VCEAAU VCEAAU VCEAAU1 VCEAAU1AW107M VCTYPU1 VCEAAU1

RC-OZ0003PAZZ

MISCELLANEOUS

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6

6 6

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101

L F101

F102 F105 F103 F104 SW101 SOl

3

4

RTRNP0048PAZZ

RTRNP0056PAZZ

RTRNZ0005PAZZ

l

OFS-C0005PAZZ

OFS-C0004PAZZ OFS-C2002T OSW-C0003PAZZ OSOCA0003PAZ

01

DSOCN0125PAZZ PRDAR0034PAZZ

OFSHA0001

NO.

PART

SUPPL

CIRCUITS

AND

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RU2EE102J

-

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1

VM338M

1

VW336M

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08M

07M

AZZ

PAZZ

Buzzer

Lead Wire

Socket

LED

UNIT

V

Assembled Power

Unit Assembled Power Unit (for

TA78015,

Si3552,

DIODES

2SD833

PC617

S2VB1

S4VB1

05Z6R8Z,

EOBOl-26,

1Kohm,1/4W 560

0.047MFD, Line

,OOOMFD,

1 5,600MFD, 6,800MFD B,300MFD, 33MFD,

100MFD,

1MFD,

0.

100MFD

1MFD,

0.

Power

220V Power (for

Line

Fuse,

Fuse, Fuse, A.C Appliance

Z

Lead Wire Radiator Fu

DESCRIPTION

7-Pin

with

Spacer

SECTION

replacement

(Not

replacement

(Not

UK)

15V-Regulator

5V-Regulator

Photo-coupler

0, 0,

ohm

Capacitor

Supply

UK)

Coil

T1A

T3. T2A

Switch

Holder

se

Bridge

Zener

Zene r

/4W

1

,

250V,

50V, 50V, 16V

,

35V,

10V,

25V

25V,

,

100V,

240V

15A

Inlet with

,

Diode

Aluminum Aluminum

Ceramic

Alum

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Transformer

* * *

Supply

item)

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item)

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Aluminum Aluminum Aluminum

,

Aluminum

num

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Film

5-pin Socket

CODE .

AH

AG

AA

6

AK AV

e.

AL AK AG

AK

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AA AA

AH AF

AP AG AG AC AB AB AB

AB

BB

AL

AE

AD AD

AO AF AG AW AA

REF. NO.

5

6

7

8

LAN

LANG

PRDAR0043PAZZ PSPAN0005V OLUGP0005PAZZ

* * *

9

10

~ ~

l

11-2 12

13

13 14 15 16 17 18

19 20 21

22

23 24

25

26

27

28

29

30 31 32

INTEGRATED

IC1 IC2]

IC3 IC6 IC5 IC4 IC7

IC8 IC9

GCABA8207PASA GCABB8207PAS.A DCABC8207PASA GCOVA0005PASA

-1

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TSPCE0021

BOG

H HBDGB1002CES/ PG PGUMZ0003PAZZ

PGUMZ0004PAZZ GCOVA0007PASA DSOCZ0010PAZZ DBTN-0002PASA

LSTYM0009PAZZ LSTYM0010PAZZ

LX-BZ0076PAZZ

D K N

LFiX-0009PAZZ

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LBNDC0001

PKYU-0001

LX-BZ0079PAZZ OACCK0050AFZZ OACCB0001 TLABH0002PAZZ

94VERC-04

94VER-04

TiNSE0021

RH-iX0077PAZZ

RH-iX0181

RH-iX0141

RH-iX01

RH-iX0074PAZZ

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RH-iX0013PAZZ

NO.

PART

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during

hanged

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OTHER SECTION

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P-

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CIRCUITS

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DESCRIPTION

Switch PWB

production

Sub PWB

Appliance

Fixing

Radiator

Fixing

Inlet

Metal

.

Spacer

Joint

Metal

Fixing

* * *

Cabinet A Cabinet B (upper) Cover Assy Cover Transparent Cover

Foot

Specification

(for

Badge SHARP

Rubber

Connector

Signal Cable Top Switch

Hinge

Screw

Knob

Hinge (

Stay

Paper

Paper Braided Wire Cord Keeper Sound-deadening

Frame A.C. Cord A.C. Cord

Label (for Ink Case)

Ink

Case)

Instruction

UNIT

SN74LS30N

SN74LS175N

SN74LS125N

SN74LS42N

SN74LS04N SN7416N

(bottom)

Panel

SEEG, SESA)

Badge (A)

(B)

(C)

Cover

Lin

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of

(Right) (Left)

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fo

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for

UK,

Ribbon

Assy

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Spring

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(

R)

Board

CPU

r

Roller

Terminal

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UK,

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A.C.

SESA)

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SECTION

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Material

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Cartridge

* * *

CODE

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AG

AA AA

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AU

Ab

AM

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BP

AM

AE

AC AG AB AB AX AG AT AC AG

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AO

AC

BB

AX

AY

AE

AM

AK AH

A..E

AF

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MODEL

MZ-80P5

PARTS

LIST

REF. NO.

PART NO.

RESISTORS

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}

R12

R;3

R24

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R34

VRD-RU2EE391J

}

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VRD-RU2EE560J

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CW1

BD1

c;o

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}

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* * *

101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116

VCCCPR1H3101J

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LGZ0086PAZZ

LANGK0297PAZZ

PRINTER MECHANICAL

94

VF303002000

94

V

F303003000 94VF303027000 94

V

F30302601 0 94

V

F303031

94

V

F303008000

94VF303007020 94VF30300901 94

V A 1

70202501

94

V

F303029000

94

V

F303030000 94VF303014010 94VF303017000 94VB21

0151490

94

VF30301801

94VF303018020

07Y

04Z

000

0 Senser

0

DESCRIPTION

390

ohm,

1/4W

220

ohm,

1

56

ohm,

1/4W

100MFD.

0.1MFD,

100PF,

25-Pin 25-Pin Metal

16V,

12V,

50V,

Terminal Terminal

UNIT

Frame

LA

Frame

RA

Timing

Belt

Motor

Heat

Paper

Feeding Paper Senser Paper Senser

Board

Reed

Swit PTS Home Timing Belt Ball Bearing Belt Belt

ch

Sensor

Position Sensor

Belt

Driving

Driven Pulley Driven Puttey

/2W

Aluminum

Ceramic

Fixing

SECTION

Motor

Assy

Sinker

Motor Lever Lever

Spring

Board Assy

Pulley

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AA

AB

AA

I I

BF

AG

I

*

t

*

AZ BA BV AR

Assy BU

Assy

AN AE AK AK BD BE BB AH AY AH AE

REF. NO.

117

118 119 120 121 122 123 124 125 126 127 128

I

129 130 131 132 133

134 135 136 137 138 139 140

I

141 142 143 144

I

145 146 147 148 149 150 151 152 153 154 155 156 157 158 159

160

161

PART NO. DESCRIPTION

94

V F

30301

94

V

94

V 94VF30300501 94

V 94VF303001 94

V F 94VF303001 94VF303001 94VF303001 94VF303001 94VF303001

94VF3030011

94VF4011 94VF30300701 94VF303001 94VF303011010

94VF303011 94VF303011 94

VF303011

94VF303011040 94VF303011 94VF30301301 94VF303013020 94

VC601302050 94VB1 94VB1301 94VF303010010 94VF30301 94

V F 94VF303021 94

V F

94

V

94VB1

94VF303014020 94VF30335201 94

V F

94

V

94

V

94

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94VF303352070 94VF303352080 94

V

94

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F303006000

F303005020

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Platen Carriage Assy A Head

0

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Adjusting Scale

Scale Spring Scale Spring R-

ibbon Head Print Outer

0

Inner Paper Sprocket Sprocket Paper G-Pin Paper Sprocket

Sprocket

0

Sprocket

Plane Leaf

Spring Pin Sprocket Paper Guide Roller Sprocket

Planetary Planetary Pinion

Leaf Ribbon

0

Cartridge

Ribbon Ribbon Ribbon Separator A Ribbon Ribbon Feeding

Ribbon Ribbon Head

3210

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Sitting

Head

Paper Guide

Holding

Bearing

Spring (6-

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Spring

Connector

Cable A

Plate

A

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Lever Shaft Shaft

Mask

Driving

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Braking

Label

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Unit

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Frame

Wheel

Cover

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Case

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Lever

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UNIT

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Assembled CPU

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Feeding

Paper

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Assy

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AK AH AE

AF

AA

AB

AA

BF AG

AZ

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REF.

NO.

115 116 117 118 119 120 121 122 123 124 125 126

127 128 129 130 131 132 133 134 135 136

137 138 139 140 141 142 143 144 145 146 147 148 149

150 151 152 153 154

155. 156 157 158 159 160 161 162 163

164

165

NO.

PART

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Leaf Spring Sprocket Paper Sprocket Paper

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Edge Cover

DESCRIPTION

Pulley

Driven

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Driven

Plate

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A

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Lock

Lever Spring

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Paper

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A

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CODE

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