akai Akai Professional AX80 Akai-AX80-Service Manual

PROGRAMMABLE

POLYPHONIC

SYNTHESIZER

MODEL

SECTION 1 SERVICE MANUAL

SECTION
SECTION 3 SCHEMATIC DIAGRAM

SECTION

2 PARTS LIST

4

AX80

0u9>:

SERVICE BULLETIN

1

ABBREVIATIONS FOR THE SERVICE MANUAL MODEL

ABBREVIATIONS EXPLANATION

CTL

D/A

DCO

EG Envelope

FLD

PnnTrrJ

v^UIl I I UL

i Q1 1 Q 1 tr\ Ari!alr»o

L^lgllcU

LU .TYllalUg

Digital

Controlled Oscillator

(

V—

Generator

FT linrpsppnt Disnlnv

1

r\r\\/f*rtf*r

UllVCIlCI

FREQ

HPF

INH

INT

KB-CV

LFO

MAX

Hiph Pa^ Filter

1

1*5

INHibit

^

11

TMTprnint

11>

IVCyDUdl

T nw Freniienrv O^Hllator

IjVJW

AA

iviAVyvini

A

1

A

1 1 l ) 1 I

CI 1

1

Yi

ClJJ

1

upi

V^UIHI

U

1V^^U^11V_

m1 1 m

mil

1111*1

V

Ul

V

V_7d^lllclLWl

Ullage

MFMO MFNOrv

N/Iiicipul Inctnimpnt T~~jicnt!al Tntprfupp

MIDI

MIN

MOD

MP

M.

WHEEL

OSC

PARA

PRGM

PWM

RL

ROM

S/H

SL

SW

THRU

TRANS
VA
VCA

VCF

VR

VO

IVl

UMLal

illoll UlllClll l^/l^lld! lllldldCC

\A Ttsli m1 1 m

N

IVl 1 1

1 1 1 1 11 1 1

MODuuation

Memory Protection

Modulation WHEEL

OSCillator

PAR Amptpr

l rVl\/V 11

1C IC1

PROGram

Puke Width Modulation

1

H

1U111

I 1

^

1

IVIV/V-iLllclLiv/ll

U13V*

R ptnrm T ine

IvtLUl 111 L

Read Only Memory

Sample

Hold

&

Scan Line

SWitch

THRoUgh

TRANSpose

Analog

Voltage

Voltage

Controlled

Voltage Controlled Filter

Variable

Resistor

VOice

Amplifier

AX80

SERVICE

MANUAL AX80

SAFETY INSTRUCTIONS

SAFETY CHECK AFTER SERVICING

Confirm the

greater than lOMohms, but

[Cl

headphone jacks,

PRECAUTIONS DURING SERVICING

1.

2.

3.

4.

5.

specified insulation resistance between power cord

specified insulation resistance should be

or

[aI,

line-in

identified

Parts

Replace only

In addition to

with parts number specified.

applying to spurious radiation. These

Examples:

RF

blocking

Use specified internal wiring.

covered with PVC tubing

Wires

1)

Double insulated wires

2)

voltage leads

High

3)

Use specified

)

1

2)

3)

4)

5)

When

ends

insulating materials for

Insulation Tape

tubing

PVC

(Insulating Barriers)

Spacers

Insulation

Plastic screws

replacing

of wires securely about the terminals

for equipment with external

-out jacks etc.)

the

by

safety, other parts and

symbol parts

A

must also

.converters, tuner units, antenna

filters, etc.

Note especially

hazardous

sheets for transistors

for

fixing microswitch

primary side components

AC

are critical for

assemblies are

be replaced

selector

live parts.

(especially in

(transformers,

soldering.

before

plug prongs and

externally exposed

antenna terminals (tuner, receiver,

more than

safety.

specified

2.2 Mohms

only with

switches, RF

conformance

for

specified

(ground

replacements.

cables,

Note especially:

turntable)

power cords,

noise

terminals,

with such

noise

blocking

etc.) and

microphone jacks,

regulations as

blocking

capacitors,

parts of the

intended for

is

capacitors,

etc.), wrap

set

those

noise

is

6.

7

8. Also

9.

Voltage
Models

facillity.

tination, but

240V

If your

Before conmnecting the

TOR located

rect voltage

2

that replaced wires do not

Check

.

check areas surrounding repaired

that

Use care

foreign objects

conversion

for Canada,

Each machine is preset at

some machines

required.

as

voltage can be converted:

machine's

on the

indicated.

is

wires

that

Observe

not contact heat

do

contact sharp edged

(screws, solder

USA, and Japan are not

the factory according to

can be set to 1

power

bottom panel with

cord, trun the

screwdriver

a

producing

locations.

droplets,

equipped

10V, 120V,

VOLTAGE

SERVICE

(heatsinks, oxide

parts

pointed

or

etc.) do

with this

its des-

220V or

SELEC-

until the cor-

MANUAL AX80

parts.

not remain

metal film

inside the set.

resistors,

fusible

resistors,

etc.).

1

1

SECTION

SERVICE

TABLE

OF

I. SPECIFICATIONS

II. DISMANTLING OF METHOD

CONTROLS AND UNIT

DDL

IV. THE KEYBOARD RELATIONSHIP TO

AND MUSICAL

PRINCIPAL

V.

VI. AX80 IC BERSIONS 9

VII. ADJUSTMENT PROCEDURE

1.

2.

3. ADJUSTMENT OF

4. RESONANCE FREQUENCY ADJUSTMENT

5. LOADING A+B BANK DATA AND CONFIRMATION

PARTS

PREPARATIONFORTHE ADJUSTMENT

OFFSET

OCO-2)

ADJUSTMENT (ADJUSTMENT OF

CONNECTIONS

EQUALLY TEMPERED SCALE

NOTATION 8

LOCATION

FOR AX80 VOICE PCB

SAWTOOTH WAVE LEVEL 13

1

MANUAL

CONTENTS

SAWTOOTH

FREQUENCES

WAVE

LEVEL ON

4

5

6

9

1

11

1

14

14

Manual is

This

available to

produced in any

LTD., Tokyo, Japan.

FOR

unauthorized personal.

form without permission

INTERNAL

SERVICE

0u92

ONLY and must not be

USE

this

No part of

AKAI-ELECTRIC CO.,

from

MANUAL AX80

manual may be

made

re-

a

3

SPECIFICATIONS

I.

Key

Voice

Key touch sense

Sample sounds

Memory bank

OSC-1

OSC-2

VCF

LFO

EG

Tune

Wheel

MIDI

External

jack

Dimensions

Weight

*

For improvement

purposes,

specifications

6

Key

1

C scale

voice-

8

16 OSC,

Sub

8

Osc

VCA + VCF

32 Sounds (Factory

and B, each

A

FREQ RANGE

1.

WAVE

2.

PW

3.

(DUTY

PWM

4.

5. SUB

6. OSC

7. FREQ RANGE

steps)

Detune

8.

9. WAVE

10. CROSS MOD

11. EG depth

12.

select

EG

13.

OSC-2

1

4. Cut off freq (less than

15. Resonance

16. EG depth

17. Key follow

Key

18.

velocity

19. H.P.F.

20.

33,37,

21.

34, 38,

22.

35, 39,
36,

23.

40,

24. LFO select

25. 41

Attack

26. 42 Decay

27.

43 Sustain

28. 44 Release

29. 45

Key follow

30. EG select (VCA, VCA/VCF,

Two independent EG

tings

to be

VCA: 25

VCA, VCF:

41

VCF:

Key

31.

velocity,

32.

Level

50 cents

±

Modulation

steps)

Key number,

trol change

channel select

Audio

out

Sustain nedal Proeram nn nedal Tanp mpmnrv OT IT^

MIDI

jacks (IN,OUT,THRU)

(W)x

1,018

15.2kg

(33.4

and design

subject to change

are

programmed)

32 sounds

(16\8\4')

(OFF,

K

to

50%

speed (Rate 0. 1

OSC (ON,OFF)

-

1 Level

(16',

cents)

(±36

(OFF,

,

(OFF,

(VCF, VCA)

Level

to

150%)

(0

Depth

Speed

Delay

WAVE

achieved.

45

(OSC-1

29

25 29

to20Hz)

(0.1

5

to

(0

(XL,

,

systems enable

(OSC, VCF)/Pitch

velocity, Pitch bender,

Key

(Modulation wheel,

(IV) max

OdBv

102 (H)x 392

lbs)

without

(User programmable)

,MIX)

J~L

,

90%)

to 20Hz)

8'

4', 2',

adjustment

,

,MIX)

1,2)

lOHz, more than

sec.)

,A>

|\

OSC-2, VCF)

VCF)

bend

(±

Sustain

(Monophonic),

(D)

mm

(40.1

prior notice.

100 cent

by

20Hz)

)

A

the following range

1200

cents in

Program

SW),

change,

Transmit/Receive

Headphone

x4.0x

15.4

inches)

of set-

100 cent

Con-

(Stereo),

.

II.

DISMANTLING

2-1.

How to

open the

Front

Cover

METHOD

Fig.

OPEN

2-2

Remove nine

)

1

2-2.

How

Remove the

)

1

board

the

Bend Panel

to

Block,

screws

dismantle

screws

and the

Block (Refer

2-

in

Fig.

1

Keyboard Block and bend

the

in group

A

screws) for the

(5

screws in

group B

Fig. 2-3)

to

screws) for

(4

-

SERVICE

2)

Panel Block. (Refer to

KEYBOARD

BEND

PANEL

Key-

2)

MANUAL AX80-

Open the Front Cover

careful

(Be

not to damage

Cover while it is opened)

Fig 2-3)

BLOCK

SCREW

!

BLOCK

SCREW

\

Fig.

Then disconnect the

the Keyboard Block and

Block. (Refer

connectors

2-2)

Fig

to

shown in Fig.

as

the

wires holding the Front

5

X

4

X

2-3

P3

PI

on

& P2 for the Bend Panel

2-2.

CPU

PCB for

5

CONTROLS AND

III.

UNIT CONNECTIONS

6

SERVICE

AX80

MANUAL

This control is

At the

be adjusted

cents.

will increase the pitch while turning it

KEY TRANS button

(Key Transpose)

This key is used

over

a

toC

CONTROL UP/ DOWN

EDIT

Use these

change the

to

data by one

functioning as data fine adjust-

also

ment buttons,

example,

tune the pitch.

used to

maximum

setting, the tuning can

over

range of

a

Tuning

control

the

indicator

and

to transpose

buttons during the edit mode

respective

increment

at a

during

performance for

a

will

the buttons

also operate

towards

the

buttons

parameter

time. While

± 50

-MIDI

button

Use this button to set the MIDI trans-

mission/reception channel. The trans-
mission/reception

#

tialized to channel 1 when the power is

turned on.

M. WHEEL TCF

indicator

Voltage Control Filter)

Use this button to enable the cut-off

key

frequency of the VCF

by

Press

the

go out.

indicator (Modulation Wheel

Oscillator)

Use this button to enable the oscillation

frequency of the oscillators

OSC-2) to be controlled

WHEEL. Press

cancel

tor

(Modulation Wheel

the

I.WNr-

this bi

the f

to goout.

channel will be ini-

button and

controlled

to be

-

(OSC-1 &

by

this button once again to

the .

-

WRITE

Use

data created during EDIT mode onto

memory banks

button

-

TAPE

This button is

voice

banks (A, B or PRESET)

onto

data recorded on
recorded voice

oftheAXSO.

To cancel this

button

EG/VCA

causing

A,

These

the voice

mode,

for

ie

It

these memory

Voice data

rized

banks A

save

memorizing voice

the edit mode, since entering

indicator

button and

this

memorize

button to

or

A

B.

to cancel this function

button and indicator

used to save

data memorized in

verify

tape, to

(confirm) the voice

tape,

data into banks A or B

function, press tl

when

the

t

Mode Di

. .

indicators

the

to goout.

buttons and indicators

buttons are

used to

created

data

or

when utilizing the voice

the memory banks A

possible to write new

banks.

has already been memo-

onto the respective

and B. It is advisable

these voice data onto

data created during

the

Press the EDIT

(record) the

the respective

of the AX80

or

to load the

memorize

during the

and B.

data into

memory

tape before

new di

during

to

voice

edit

data

first

IT button and

indicator

>n Is

when

used

certain chord, or for single-finger

chording, etc.. when the useof a memo-

rized chord is required.

To cancel

f"

-OUTPUT control

Use this control to adjust the

of the MTPBT jack or

level

the

output

PUSHES

and indicator

depressed c

-

HOLD

button

Press

button to extend (h

this

note

of the key

-

SERVICE MANUAL AX80-

EDIT

button and Indicator

This

button is used for the application

of voice data memorized

PRESET

banks for the creation of en-

tirety new

voice data.

-

In the A, B,

Fig.

or

3-2

IV. THE KEYBOARD

TEMPEREDSCALE

1 1

1

rr

CoOoE

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I I

III I|I|I I

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I III I I I I I I

I I I

RECATION-SHIP

FREQUENCES

MUSI-CALNOTATION.

F,<^j^

s

I

I |

I I I I III I

I I I III I

I III I I

EQUALLY

TO

I I I I I

I I I I I

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I I

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I

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fig

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o

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*

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II

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o

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If

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o

>

III

I

III II

o "nc5J> oo

****

•

Piano keyboard

AX

11

iff

III II III

-not" oo -no>

******

-

keyboard coverage*

80

<

II

iff

V* *W*

!'!

o o -no>

II

II

Ml II III II

o

*°*

* *

-

#*

#

ill ti

o ~noj>

•X- Keyboard Coverage

!'!'!

"!'!"!

III

oo "no

#°5*°*

*

#V#

#

by Frequency Range
Setting (El or

16'

:

Ci-Ce

8'

:

C2-C7

4'

:

C

3

2'

:

C4-C9

Piano:

A

0

>

E7)

-C

8

-A

e

4-1

Fig.

SERVICE

MANUAL

AX80-

V.

PRINCIPAL

PARTS

LOCATION

VI.

IC VERIONS

There are three

1)

2)

3)

ROM

numbers and

types, lot

These

IC combinations

results.

Three

combinations.

IC4 (//PD2764 D) Voice IC

in CPU PCB.

Program

Versions

I B
I B

K

versions of

programs of ICs.

must be used for the

AX80s

using

by

different

optimum

106-

in VOICE

806

PCB (ECM3372)

Types Lot Numbers

8425
8427

C

N/A

SERVICE

4)

r 842

y

MANUAL

How to

EM

8425

AX80-

337

3I60B-OI

}|S

distinguish

2

the differences.

I CEM 3372 I CEI

|

I

I

AX-80

INDICATING PROGRAM VERSIONS.

8427

3I60B-0I

INDICATING

TYPES

IaX-80k|

|

306.

3060C-0I

_

3372

Fig.

6-1 r

9

Location of

5)

the ICs (Refer to

Figs.

6-2

7-1).

&

6-2

Fig.

AX80

MANUAL

SERVICE

10

J

—

r

ADJUSTMENT

VII.

VRI02

OFF-SET

AD

©

VRI

PI

7-1.

PREPARATION FOR THE ADJUSTMENT

*

is recommended

It

sett tape, and

*

It

is requied

the adjustment of the resonance frequency for each

voice.

*

Make sure

tape after repair or/and adjustment was completed.

7-2.

OFFSET ADJUSTMENT (ADJUSTMENT

verify A

warm

to

load A & B bank data from the cassette

to

SAWTOOTH

Turn

on the unit,

1)

PI

the

(Preset l)mode.

the

Set

2)

unit to Edit mode

follows.

A

save

&

to

B bank data.

&

unit

the

up for 5

WAVE LEVEL

then the unit will

and

B bank data

PROCEDURE

TP2

0

VR202

P

© ©

VR20I VR30I

onto a cas-

minuits

ON DCO-2)

initialized in

be

1

r~^T

©

VRIOI

set the parameters

TP3

©

R302

before

OF

TP4 TP5

© ©

VR<02 VRSO<©VB602

SAWTOOTH WAVE

RESONANCE ADJ

—

© © ©

VR40I VR50I VR60I

•

FRONT

Parameter

as

FOR

AOJ

LEVEL

i

1

THE IC«

XALL

Button

6

7

8

9

10

11 EG DEPTH 50

13

14 CUT OFF

15 RESONANCE 0

16 EG DEPTH
17 KEY FOLLOW

18 KEY
19

24

33

30
25 ATTACK 0
26 DECAY 0
27 SUSTAIN 99
28 RELEASE

31 KEY

32 LEVEL 99

VOICE

VR702

1 1 1

© ©

VR70I

LI003A50IO

VOICE PCB

ICI06to806:

CEM 3372

(

OSC-1 LEVEL 0

FREQ RANGE 16

DETUNE

WAVE

CROSS

OSC-2

HPF

LFO SELECT

LFO

EG

)

Function Display Data

MOD 0

LEVEL 99

FREQ

VELOCITY 0

SELECT 1

VELOCITY 0

PCB

VR802

—

VR80I

50

99

50

Fig.

1

0

0

2

0

0

D

p,

T

0

7-1

SERVICE

MANUAL AX80

11

the Memory Protect SW.

Turn off

3)

Save the above

4)

Bl) and

(e.g.

Select any Memory

5)

parameters

turn ON

any keys.

Select the Memory Bank

6)

ameters are saved

Connect the oscilloscope probe

7)

the oscilloscope range

Set

8)

seen clearly.

be

Press one-octave

9)

key (C6) as

C

Check peak-to-peak

10)

(e.g.

lowerCkey (C5) from the

the 1st key to press.

2V

V

\

\

>

\

\

7-2

Fig.

Output waveform when

1

Connect the

1)

lowing ICs

2nd key

3rd key
4th key F5

5th key

6th

7th key B5

8th key C6

oscilloscope

and read

key

one

to

the Memory Protect

Bank

Bl).

voltage of the

of Memory

Preset.

or

again

where the above par-

IC 101 Pin 1.

to

that the waveform can

so

waveform.

Ei

....

\

V

N

D5

E5

G5

A5

probe

No.

\

C5

to

voltages.

\

\ V

peak-to-peak

Key

SW.

Do not touch

T

S£

If

Jl

^1

is

depressed.

Pin 1

of the fol-

ICNo.

IC201
IC301
IC401
IC501
IC601
IC701
IC801

Bank

highest

I

Determine

12)

lOVp-p) from

Connect

13)

Press the

14)

voltage, then change the connection

press the next higher key (Dl) and read Peak

voltage

Find the

1

5)

turning

voltage on this particular voice

the average peak-to-peak voltage from

7-4

Fig.

Output

If

you

16)

switch

bank

same

Press

the lowest

17)

higher key

Adjust

18)

average peak-to-peak voltage

the

above readings.

the oscilloscope probe to IC101 Pin 1.

lowest C key (CI) and read peak-to-peak

in the same manner

Peak-to-peak voltage and

lowest

VR1

to that so

waveform of lowest

can not

go

to the other Memory Bank then

as the item

as the

that this lowest peak-to-peak

Peak-to-Peak voltage

back

to this voice number, simply

Bl).

6 (e.g.

C key (CI) as the

until you get the voice

VR1 as same manner

the

as

to

item

will

1st

you

item 15.

IC201

to Peak

1

above.

1)

adjust

be the

same as

item

the

back

key then next

want.

pin

to

(i.e.

1,

by

12.

the

*

Key numbers are indicated

"16"

setting (See Fig. 4-1).

7-3

Fig.

Output

waveform when

12

as the

FREQ RANGE

'PICAU

depressed.

C6 is

SERVICE

at

MANUAL

AX80

7-3.

ADJUSTMENT

Turn

1)

Do

not

Select

2)

adjustment.

Set the

3)

follows.

the

power off and

touch any

the Memory

unit

to

OF

SAWTOOTH WAVE LEVEL

on again.

keys

on the

keyboard.

Bank

(e.g. Bl)

used for the

Edit

mode and

set the

previous

parameters

as

Parameter

4)

5)

*

Key numbers are indicated

"16"

Button

1

2

3

4

5

6

13

24
20

Connect

the

and

TP-IO(GND).

Press the

VR102

to VR802 for

below),so

VOICE

1

2

3

4

5

6
7 702 Bl

8 802

setting

oscilloscope

key from

that

the

No.

(See

FREQ

WAVE

PW

PWM

SUBOSC

OSC-1 LEVEL

OSC-2

LFO
LFO

C 1 to C2 one

duty cycle of the

Fig. 4-1)

Function

RANGE 16

LEVEL

SELECT

probe

to

one and

by

required

Voice

square

VR No

102

202

302

402 Fl

502

602 Al

the

as

the

No.(refer

FREQ

Display

Test Point

adjust

waveform is

*Key

CI (Lowest)

Dl

El

Gl

C2

RANGE at

Date

2

0

0
0

99

0

1

0

C38(TP)

by turning

the

to

No

table

50%.

500mV

>2mS

Fig.

7-5

(a)

Square waveform

W

SOOmV

=

~

>2mS

Fig.

7-5

(b)

7-4.

RESONANCE FREQUENCY

refer

Please

1)

2)

Parameter Button Function

3)

4)

5)

to

Turn the

PI mode). Do not

t(in the

board.

Then

the

set

follows.

as

6

13 OSC-2

14

15

16 EG DEPTH

17 KEY

18 KEY VELOCITY 0

19

25

26

27

28

29

31 KEY VELOCITY 0

32 LEVEL

Connect the

the output

frequency

the

(GND)).

the lowest key (C2) and adjust by

Press

for Voice

frequency

the

the other voices

Adjust

below.

the table

5-1

Item

the

power

unit to Edit mode

prior

off and on again

touch

OSC-1 LEVEL 0

LEVEL

CUT OFF FREQ 50

RESONANCE 99

FOLLOW

HPF 0

ATTACK

DECAY

SUSTAIN

RELEASE

KEY FOLLOW

tuner

jack

1

to get

counter,reading will

KORG

(e.g.

with

connection cable (or

a

counter

to

the reading of

in the same

ADJUSTMENT

this

to

adjustment.

initialize the

to

on the key-

any keys

and

parameters

set the

Display Data

MODEL AT-

TP-9 (HOT) and

turning

A3

on the

#

233Hz).

be

manner. Refer

0

50

0

0
0

99

0
0

99

12)

Connect

TP-

VR101

tuner (for

uni-

No. VR No.

Key

D2

201

E2 301

F2 401

G2

A2

B2

C3

*

Key number are indicated as the

setting (See

Go

6)

check drift of the frequency

then check next VOICE No. up to

the

7-5.

Fig.

back

the 1st

to

same

manner as

LOADING A

A3# or233Hz

A3

A3#
A3# or

501

A3# or 233Hz 6

601

701 A3#

A3

801

4-1)

Vioce (Press the

the item

+

BANK DATA AND

B

Reading

or

#

or233Hz 4

or 233Hz 7
or

#

and readjust if nessessory,

5.

Voice No.

zJiriz 5

233Hz

233Hz

FREQ RANGE

lowest

Key:C2) to

the Voice No.8 as

2

5

8

"8"

CONFIRMATION.

Turn off the

)

1

Load

2)

Turn

3)

Press

4)

sure

to

10

to

Sound (e.

Press one of

5)

Preset,

and B1-B32)

ing output.

Memory protect SW.

and verify

Memory Protect SW.

the

on

all the keys

all

keys

the

PI)

g.

the key of

B Bank Sounds

A and

to

A

B bank data.

&

keyboard one

of the

are functioning with one of

the keyboard and check all

make sure there

by

(i.e. P1-P32, A1-A32

will

be proper sound-

one

to

the Preset

make

the

VIII. PC

14

BOARD

VOICE

CPU

FLD(l) PC

OPERATIONS)

JACK

FLD(2)

OPERATION(l)

OPERATIONS)

POWER SUPPLY PC

FILTER PC

MUTING

TITLES &

Title

PC Boaod

PC

PC BOARD

PC
PC
PC

PC
PC BOARD

PC

SERVICE

IDENTIFICATION

Number

PC Board

BOARD

BOARD

BOARD

BOARD
BOARD
BOARD

BOARD

BOARD

BOARD

MANUAL

L1003A5010

L1003A5020

L1003A512A

L1003A512B

L1003A512C

L1003A513A

L1003A513B

L1003A513C

L1003C5090

L1003D5140
L1003D5150

AX80

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SECTION 2

RECOMMENDED

1. PC BOARD

VOICE

2.

CPU PC BOARD

3.

4. FLD

5. FLD

OPERATION

6.

OPERATION

7.

OPERATION

8.

9. JACK PC

POWER

10.

FILTER PC

11.

12. MUTING PC

13. PANEL

ASSEMBLY BLOCK

14.

15. FINAL

INDEX

BLOCK

PC

BOARD

PC BOARD

(2)

PC BOARD

(1)

BOARD

SUPPLY PC BOARD

BEND BLOCK

ASSEMBLY BLOCK

PARTS

TABLE OF

PARTS

SPARE

PC BOARD

(1)

PC BOARD

(2)

PC BOARD

(3)

BOARD

BOARD

LIST

CONTENTS

21

22

22
23
23
23

23

23
23
23

24

24

24

25
27
27

28

This Manual is FOR INTERNAL USE ONLY

available

produced

LTD., Tokyo, Japan.

unauthorized personal. No

to

in

any form without

PARTS

part

permission from

AX80

LIST

of

not be made

and must

this manual

AKAI-ELECTRIC

may

be re-

CO.,

19

When

1

.

this

delivered.

Please

2.

one ordered

Because

3.

of

chan.es,

placing

information

be careful

may be

part

numbers

p.ease

an order

is omitted,

not

use this

for

parts,

to

make

delivered.

and

parts .is, for

be sure to list the

there

are

instances in

a mistake in the

part definitions

a,,

ATTENTION

parts no. model

which parts

parts no. If

and supply

future

reference.

in the

no.,

cannot

the

parts

Preliminary

and

description of each

be shipped

no. is in error,

Parts List

the

or

wrong

part

a

different

may have been

part. If

parts

the

any of

will be

from

subject

the

This Parts List

1

.

capacitors, are shown

The

Recommended Spare

2.

for service.

not shown in the Parts List

3. Parts

4. How to read

a)

2. HEAD BASE

The

5.

part number

Number. This

Index.

the

Mechanism Block

PART

NO. DESCRIPTION

BH-T2023A320A HEAD BASE

HP-H2206A010A

ZS-477876

ZS-536488 BID20x08STL

ZG-402895

SP

(Service Parts)

-A

small "x" indicates the

show

Illustration.

-This

dividual

-This

Number

kind

of part and its

is listed,

can be

those

shows

parts

parts

the

in

"Common List for Service Parts"

Parts List

list

BLOCK

HEAD R/P

PAN20x03STL

CS ANGLE ADJUST

that

number

parts index

number

PR4-8FU

Classification

particular part

corresponds with the in-

corresponds with the Figure

installation

utilize the

accomplished

HOW

which

and "Common List for Service

BLOCK GX-F66R

CMT

CMT

number

position can both be determined

Parts Index at

by using

USE THIS PARTS

TO

are considered

shows those parts in

C

SPRING

inability to

the Photo

in

in that

or

figure

-

the

end

the

Reference Number

the

6. SYS. CON. P

of

LIST

necessary

for repairs.

from which these

Parts List which

Parts" will not in principle be

P.C

b)

Board

are considered particularly

Block

C BOARD

PART

NO.

BA-T2034A070A

EI-324536

EI-336801

EI-331661

EI-336725

ET

-200985

ET-554657

ED-318292
ED-308952
ED-318292

EI-318

318384

L

SP (Service Parts)

-These

component

Diagrams.

the

by the Part Number. To

Parts

List. It

listed

is necessary

the rightofthe part number

at

Other parts, such

parts should be selected

supplied.

BLOCK

DESCRIPTION

PC SYS

CON

BLK GX-F44R

HD14049BP

IC

MB8841-564M

IC

IC SN7405N

IC M54527P

TR

2SC2603 F,G

TR 2SA7 33A P,Q

D SILICON
D
D

OSC X'TAL NC-18C

reference

GERMA V

SILICON

Classification

symbols

symbols

first

H

1S247

1K34A-LR F07

H

1S2473T-77 T26

correspond with

in

determine where

of all to

as

resistors and

and parts.

important

3T-77 T26

3.579545MHZ

the

Schematic

find the Part

the

in

a

Parts

A

CRITICAL

AIL

DE

20

INDICATES

COMPONENTS

INDIQUE

SECURITE

SAFETY

LES

DE

L'APPAREIL,

CRITICAL

ONLY WITH

COMPOSANTS

WARNING

COMPONENTS. FOR

MANUFACTURE

AVERTISSEMENT

CRITIQUES DE

NE

REMPLACER

PARTS LIST AX80-

CONTINUED

S

RECOMMENDED

SECURITE.

QUE

DES

PIECES

SAFETY,

PARTS

POUR

MAINTENIR

RECOMMANDEES

REPLACE

SAFETY

LE DEGRE

PAR

LE

RECOMMENDED

Because, if

repair

these

REF.

NO.

1

2

3

4

5 N

6 ED-337265

7 N ED-3541 14 D LED BR-5507S RED

8

9

10

1 1

12 ED-3

13

14 ED-306010

15

16 EF-691007

17 EF-258344

18

19 EF-31

20

21 EF-309392

22 EF-308847

23
24
25
26
27
28

2

30

33

32 EI-2 13390 IC NJM4558D

33

34
35

36

37 N

38

39

40

41

42

43

44

45

46

47

48

49 EI-330391

50

51

52 N
53 N

the parts listed below are on hand, almost any

can

be accomplished,

Recommended Spare Parts Items.

PART NO. DESCRIPTION

N

BT-354247 ATRANS POWER AX-80 T-10

N

BT-354246 ATRANS POWER

N

BT-3 54245 ATRANS POWER

N ED-357036

ED-357038

N ED-357037 D

ED-30191

ED-344280

ED-315614 DSILICIN 10D1FA-1

ED-329058

EF-602550

EF-306949

EF-326639

EF-306956

EF-323080

EI-354283

N

N EI-354184

N EI-359630 IC CEM3372

N EI-354098

l

)

EI-355578

N

N EI-354162

EI-307644

EI-336995
EI-354175

N
N EI-355665 IC NJM7815A

EI-356299

N

EI-355666

EI-354158

N

EI-3

10043

EI-354152

N
N EI-354159
N EI-355560

EI-355575

N

N EI-354153 IC
N EI-355771 IC

N

EI-353315

EI-304657
EI-306727

EI-302233

EI-324255
EI-354099
EI-354197

SPARE PARTS LIST

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HHZ5 CI

SEMKO T 1 .25A 250V
SEMKO T 3.

SEMKO T 800MA 250V

FUSE TSC

MM74HC32N

NJM4556D

NJM78M05

SN74LS373N

SN74LS38N

//PA80C

jiPC311C

250V

A

TSC A 250V 3.
TSC 125V 1.25A

1

TSC

25 V 1 .60A

TSC 1 25V 3.

10

3160C (C

[J]

T-30

AX-80

[C,

AX-80 T-70 [U, E,

100/

1.0

C2

OA

F15 100/1.

[U, E, B,

5A

1

250V

[U, E, B,

[U, E,

.25A

[J]

A

1 .60

[J]

5A

1

[J]

A]

[C,

A]

[C,

5A

A]

1

[C,

TYPE)

REF.

PART NO. DESCRIPTION

NO.

A]

B,

B, S]

S]

S]

S]

EI-354145

EI-35963

56 N

EI-354147

57 N

EI-357060

58 N

EI-354146

59 N

EI-354149 IC//PD8255AC-2

60 N

EI-354232

61 N

EI-354123

62

N

EI-354

63 N

EJ-354235

64 N

EJ-357159

65

N

EJ-353031 PHONEJ3PHLJ0520-010

66 N

EM-3 54097

67 N

EM-354113 IND

68

EM-354112 IND LE TLR353

EO-3 54224

69

EQ-348929

70

ER-320528

71

ES-355573

72

N

73

ES-354236

74 ES-349070

75 N

ES-357045 SW

76 N

ES-354115

77

ET-347026

78 N

ET-354167

ET-357061

79 N

80

ET-491051 TR FET

81

ET-322778 TR

82

ET-308141 TR2SC2603G

83

ET-403413 TR 2SC536NP H

84

EV-307695 R S-FIX H H0651A 3P0.05W 104

85

EV-336770 R S-FIX H H065 1 A 3P

N

EV-354255

86
87 N

EV-354254 VR ROTARY 16L10XOW

N

EV-358043 VR ROTARY

88
89 N

EV-354253 VR ROTARY 16P20x3T

90 N

EV-354256 VR ROTARY 24L10x

91 N

EZ-354 1 69 BATTERY

"NOTE" N: New Part

SYMBOL FOR DESTINATION

[A]

[B] UK (England)

[C]

[E] CEE (Europe)

[J]

[S]

[U]

IC //PD2764D I (I TYPE)

1 IC

/iPD2764 K (K TYPE)

IC//PD446C-1

ICjiPD7811G-144

IC^PD8253C-2

IC^PD8279C-2

OSCCECSA120MT 1

1 68

X'TAL

OSC

DIN

TCS0815-0101

J

PHONE J 2P HLJ0520-1

IND FL

LE TLR325

COIL LF PLA202

REALAY SIG G5A-232P

FUSE ERD2FC

AR

SEESAW

ASW

SEESAW

ASW

ASW SELECTOR YKS1

SLIDE SSSB02685A

SW

TACT

ATR 2SB507HP

PHOTO

PHOTO

2SA608K-NP

ROTARY

VR

TOM-2

AAL(U.S.A)

CSA(Canada)

JPN

(Japan)

SAA (Australia)

U/T (Universal Area)

2.000000MHz

HC-

1 6 6.554800MHz

5P

W/NUT

10

BG-263ZK CHARACTER

1

2TR

/4W

1

22R0G

SDDAB1097A T

SDDJA 1 1 53 A [J, U. E,

1-0002 02-4

[U E B

2-02

-02N

1

SKHCAC02

E, F

SENSOR PC900

SENSOR TLP531BL

2SK30A

GR

E, F, G

0.05W

16L10XOV B103

16L10XOX B103 L

LITHIUM 3 V CR2430-T

473

103

A503

B01

1G

1

2

CUS-

6.3

=

8.5

A]

[C

B, S]

S]

'

=

20

PARTS LIST AX80

21

BOARD BLOCK

1. PC

PART NO.

12

1-3A BA-L1003A120A

1-3B BA-L1003A120B

1-4

1-5A BA-L1003A050A

1-5B BA-L1003A050B

1-5C

1-6A BA-L3001A050A

1-6B

1-6C

1-7

BA-L1003A130A

BA-L1003A050C

BA-L3001A050B

BA-L3001A050C

BA-L1003A140A

DESCRIPTION

PC VOICE

BLK AX80

BLK

PC CPU

PC PANEL

PC PANEL

PC
PC POWER BLK
PC POWER BLK AX80[CA]
PC POWER

PC
PC FILTER

PC FILTER BLK AX80[C,A]

PC MUTING BLK AX80

AX80[U]

BLK AX80[U,

)

(1

) BLK AX80(C, A)

(1

PANEL

BLK AX80

(2)

AX80[J]

BLK AX80[U, E, B,

FILTER BLK AX80[J]

BLK AX80[U, E, B, S]

NOTES:

PC PANEL

(1)

BOARDS.

FLD(l) PC

•

OPERATION

•

JACK

•

PC

PANEL

(2)

BOARDS.

FLD

•

(2)

OPERATION

•

OPERATION

•

VOICE PC BOARD

2.

2-IC1 EI-354152 ICSN74LS138N

2-IC2to6

2-IC7 EI-2 13390 ICNJM4558D

2-IC8to27

2-IC28

2-IC101, 102 EI-213390 ICNJM4558D
2-IC103. 104 EI-304657 ICTC4011BP

2-IC105

2-IC106A EI-354184 IC CEM3372 3 160B (B TYPE)

2-IC106B EI-359630 IC CEM3372 3

2-IC107.201.202 EI-213390

2-IC206A EI-354184 IC CEM3372 3160B (B

2-IC206B EI-359630 IC CEM3372 3160C (C TYPE)

2-IC301.302
2-IC303.304

2-IC305 EI-306727

2-IC306A

2-IC306B EI-359630

2-IC307.401.402 EI-213390 ICNJM4558D

2-IC406A EI-354184 IC CEM3372

2-IC406B

2-IC501.502

2-IC503.504 EI-304657

2-IC505

2-IC506A

2-IC506B

2-IC507.601.602

2-IC606A

2-IC606B

2-IC701.702

704 EI-304657

2-IC703,

2-IC705 EI-306727 IC TC40 13BP/MC14013B

2-IC706A EI-354184

2-IC706B EI-359630 IC

2-IC707.801.802 EI-213390 ICNJM4558D

2-IC806A EI-354184

2-IC806B EI-359630 IC
2-TR1.

102 ET-322778 TR 2SA608K-NP

101.

2-TR103. 104 ET-491051 TR FET

22

BLK

(1)

consists of

following PC

BOARD

PC BOARD

(2)

PC

BOARD

BLK consists of following PC

(2)

PC

BOARD

PC BOARD

(1)

PC BOARD

(3)

PART NO. DESCRIPTION

EI-302233 ICTC4051BP

EI-324255 IC TL082CP
EI-354283

EI-306727 IC TC 401

EI-213390 IC NJM4558D

EI-304657 ICTC4011BP

EI-354184 IC CEM3372 3160B (B TYPE)

EI-359630

EI-213390 IC NJM4558D

EI-306727
EI-354184 IC CEM3372

EI-359630 IC
EI-213390 ICNJM4558D

EI-354184

EI-359630
EI-213390

ICBA61I0

1401

3BP/MC

IC

NJM4558D

IC TC40

1 3 BP/MC1 40

CEM3372

IC

IC CEM3372 3

ICTC4011BP

IC TC40

13BP/MC14013B

CEM3372

IC

CEM3372 3 160B (B

IC CEM3372 3

ICNJM4558D

IC TC401 1 BP

IC CEM3372 3 160B (B

CEM3372 3 160C (C TYPE)

IC CEM3372 3 160B (B TYPE)

CEM3372 3160C

2SK30A GR

3B

TYPE)

1 60C (C

TYPE)

3

1

TYPE)

3160C (C

3 160B (B TYPE)

TYPE)

160C (C

3 160B (B TYPE)

TYPE)

3160C (C

TYPE)
TYPE)

160C (C

TYPE)

TYPE)

(C

E. F, G

E,

J,

B.

S]

-PARTS

REF.

NO.

2-TR201, 202 ET-322778 TR 2SA608K-NP E,

2-TR203 ET-49 105

S]

2-TR301. 302 ET-322778 TR

2-TR303, 304 ET-49 1051

2-TR401 ,

2-TR403, 404 ET-491051 TR

2-TR501 502 TR

2-TR503,

2-TR601 602 ET-322778 TR

7

TR701

7-TR703 704

Z- 1 IX

/UJ. /U4

7-trroi so?

Z- 1 I\OU

2-TR803. 804

2-D1

?.n?

2-D108.

2-D201 to 207 ED-3019

2-D208 209 ED-344280

2-D301

2-D308.

2-D40 1 to

2-D408 409 ED-344280 D

2-D501 to 507

2-D508. 509 ED-344280

2-D601 to 607 ED-30191

2-D608,

2-D701

2-D708. 709 ED-344280 D

2-D801 to 807 tL/-JU

7.D8fl8 ROQ

2-VR1
2-VR101

2-VR102 EV-336770

2-VR201

2-VR202

2-VR301

2-VR302

2-VR401

2-VR402

2-VR501

2-VR502

2-VR601

2-VR602 EV-336770

2-VR701

2-VR702 EV-336770

2-VR801 EV-307695 R S-FIX H H0651A

2-VR802 EV-336770 R S-FIX H H065

2-FRI ER-320528

2-R106

2-R127 ER-353582 R

2-R128 ER-353064

2-R141 ER-343989

2-R206 ER-337338 R
2-R227 ER-353582 R

2-R228 ER-353064

2-R241

2-R306 ER-337338 R MF H F05

2-R327

2-R328

2-R341 ER-343989 R MFH

2-R406 ER-337338

2-R427
2-R428

2-R441 ER-343989

2-R506
2-R527
2-R528

2-R541

2-R606 ER-337338

2-R627

2-R628

2-R641 ER-343989 RMFHF05 1/6W

ET-49 1 05

402 ET-322778

504 ET-49

707

I

OUi

,

i

n l tr, in7

109

307 ED-30191

to

309

407

609

707

to

105

FT-49I0S1

177770

FT-4910S1 TR FFT 7SK30A OR

FT-37777P,

-DLL

C 1

/ /

FT-491051

Fr)-37Q058

LU-Ji7UJO

ED-30191

ED-344280

1

ED-344280

ED-30191

ED-30191

ED-344280 D SILICON H GMA-01-FY2 F05

ED-30191

17 11

ED-344280

EV-336770 R

FV-307695 R S-FIX H H065 1 A 3P 0 05W 1 04

EV-307695

EV-336770 R

EV-307695

EV-336770 R

EV-307695 R S-FIX H H0651A

EV-336770

EV-307695 R S-FIX H H065

EV-336770 R S-FIX H H065

EV-307695 R S-FIX H H065

EV-307695 R S-FIX H

FR-337338

CIX-J

J1J JO

ER-343989 R MF H F05
ER-353582 R MF H F05

ER-353064

ER-353582

ER-353064

ER-337338 RMFHF05
ER-353582 RMFHF05

ER-353064

ER-343989

ER-353582

ER-353064

LIST AX80-

DESCRIPTION

F,

FET 2SK30A GR

TR
TR FET 2SK30A

2SA608K-NP E F,

TR

2SK30A GR

FET

TR 2SA608K-NP E, F, G

FET

2SK30A

2SA608K-NP E F,

TR FET 2SK30A GR

2SA608K-NP

TR FET 2SK30A GR

TR 7SA60P.K-NP F F Ci
TR 7SA60RK-NP F F G

TR FET 2SK30A GR

D 7FNFR H H75 Tl

. >

/. I,

I ,IX I 1 I

L/

n sn irr>N h ns44R
D SILICON H GMA-01-FY2 F05

SILICON

D
D SILICON H GMA-0
D SILICON H DS448
D SILICON H GMA-01-FY2 F05
D SILICON H DS448

SILICON

D SILICON H DS448

D SILICON H GMA-01-FY2 F05

SILICON

D

D SILICON H DS448

SILICON

D SII ICON H DS448

YJ J11.1V

V^.

D STT IPONI H HMA-01 -FY7 FOS

S-FIX

H H065

ix j-riA 1 1 1 luuJ in

S-FIX H H0651A

R
R S-FIX H H065 1 A 3P

S-FIX H H065 1 A 3P

S-FIX H H065 1 A 3P

R

S-FIX

H H065 1 A

S-FIX H H065 1 A 3P

R

S-FIX H H065 1 A 3P

R

S-FIX

R

H H065

A R FT ISF FRD7Fr 1 /4W

ilA

IX IUOC L. IXLJ

R MF H F05 1

MF H F05 1

R MFH F05

R MF H F05

MF H F05 1/6W
MF H F05

R MF H F05

R MF H F05 1

F05

RMFHF05

RMFHF05 1/6W3001F

RMFHF05
RMFHF05

RMFHF05

RMFHF05
RMFHF05
RMFHF05 1/6W
RMFHF05 1/6W

G

GR

G

GR

G

F,

E,

G

1

1/

*J

V.

H DS448

1

-FY2 F05

H GMA-01-FY2 F05

H DS448

H GMA-01-FY2 F05

>

O L/JfTO

1 A

0.05W 473

3P

jru.ujft

3P0.05W

0.05

0.05W

0.05W

3P 0.05W 473

3P0.05W

0.05W

1

0.05W 104

A 3P

0.05W

1 A 3P

0.05W

1 A 3P

0.05W

H0651A 3P0.05W

0.05W

1 A 3P

3P0.05W

1 A 3P 0.05W

— 1^i/*tw

/6W

6202

/6W

300 1

1/6W

1502F

1/6W

1001

6202F

/6

1

W 300 1

/6W

1

1 502F

/6W

1

1 00 1

1/6W

6202F

/6W

1

1

300

/6W

1 502F

1/6W

1001

1/6W6202F

1/6W

1502F

1/6W 1001

1/6W6202F
1/6W3001F

1/6W

1502F

1/6W

1001

1/6W6202F

3001

1502F
1001F

W

22ROG

i

473

04

1

473

1 04

104

473

473

104

473

104

473

104

473

REF.

NO.

2-R706

2-R727
2-R728

2-R741

2-R806
2-R827 ER-353582 RMFHF05
2-R828

2-R841

2-C105

2-C122
2-C205 EC-357035 C

2-C222

2-C305 EC-357035 C

2-C322 EC-328563 C EC

2-C405 EC-357035 C

2-C422 EC-328563 C

2-C505 EC-357035 C PP V
2-C522
2-C605
2-C622
2-C705
2-C722 EC-328563 C
2-C805 EC-357035 C PP
2-C822

to 4

2-S1

3. CPU PC BOARD

REF.

NO.

3-IC1, 2 EI-357060

3-IC3 EI-354153

3-IC5.6 EI-354147

3-IC7 EI-355578

3-IC8 EI-354152

3-IC9, 10

3-IC11 EI-354232 IC ^PD8279C-2

3-IC12

3-IC13to 15

3-IC16 EI-355575 IC
3-IC17 EI-354158

3-IC18, 19 EI-3

3-IC20 to

3-IC26 EI-354162
3-IC27 EI-354197 IC
3-IC29
3-IC30

3-IC31

3-IC32 EI-3 10045

3-TR1 ET-403413

3-D1 to 9 ED-301911

3-PH1

3-PH2

3-X1

3-X2

3-IB1.2

3-IB3

3-IB7,

3-R25 ER-355564

3-BT1

3-1

3-IC4A

3-IC4B

PART NO.

CPU PC BOARD

EI-354149

EI-354153

EI-330391

25 EI-354146

EI-354158

EI-355560

EI-354159

ET-354167

ET-357061

EI-354123

EI-354168

EH-355561

6

EH-355580

to

EH-355579

8

EZ-354169

EJ-349202

ASSEMBLY BLOCK

EI-354145

EI-359631

ER-337338

ER-353582

ER-353064

ER-343989

ER-337338

ER-353064
ER-343989

EC-357035 C
EC-328563

EC-328563

EC-328563 C EC

EC-357035 C
EC-328563 C
EC-357035

EC-328563 C

EJ-358467

10043 IC SN74LS03N

RMFHF05 1/6W6202F

RMFHF05

RMFHF05

RMFHF05
RMFHF05

RMFHF05 1/6W 1502F
RMFHF05

V

PP

CQM-92PP 1001G 100DC

EC V F05

C

PP V CQM-92 PP 1 00

C EC V F05 SRA

PP V

CQM-92

V F05

PP V CQM-92PP

EC V F05 SRA

CQM-92PP

V F05 SRA 2R2M 50.0DC

PP V CQM-92PP 1001G

EC V F05 SRA

PP V CQM-92PP 1001G 100DC

C

V

EC

F05 SRA

V CQM-92PP

EC V F05 SRA 2R2M 50.0DC

SOCKET IC S-I2470

DESCRIPTION

IC /iPD7811G-144

IC SN74LS373N
IC /iPD446C-l

ICMM74HC139N

IC SN74LS138N
IC /iPD8255AC-2

IC SN74LS373N

TC4050BP

IC

SN74LS293N

IC SN74LS00N

IC UPD8253C-2
IC MM74HC32N

/iPC311C

IC SN74LS00N
IC SN74LS27N
IC SN74LS14N
IC SN74LS08N

TR2SC536NPH

D SILICON H DS448

SENSOR PC900

PHOTO

PHOTO SENSOR

OSCCECSA120MT

XTAL HC-16 6.554800

OSC

COMP R EXB-R88 103K
COMP R EXB-C44 203J
COMP R EXB-Q88 103J

ROMFHS15 FS

BATTERY

641267-3 P28P

SOKET IC

ICUPD2764DI(I TYPE)

IC UPD2764

F

4. FLD(2) PC BOARD

REF.

NO.

1/6W3001F 4-IC2, 3

1/6W 1502F
1/6W

1001F

1/6W6202F

1/6W3001F

1/6W

1001

2R2M 50.0DC

SRA

G 1 00DC

1

2R2M

50.0DC

PP 1 00

00DC

1 G 1

2R2M

SRA

50.0DC

100DC

1001G

2R2M

50.0DC

1001G 100DC

100DC

2R2M

50.0DC

2R2M 50.0DC

1001G 100DC

TLP531BL

12.000000

MHz

1

91 1J

W

LITHIUM 3V

CR2430-T

(K TYPE)

K

4-IC1 EI-354098 ICHD74LS154P

4-D1 ED-306010

4-INl,2 EM-354097 IND FL BG-263ZK

5. FLD(l) PC

REF.

NO.

5-ICI EI-354098

5-IC2 to 6

5-IN1

6. OPERATION(l) PC BOARD

REF.

NO.

6-IC1
6-IC2, 3

6-TR1 to

6-D1

6-D2,

6-D4

6-SW1

7.

REF.

NO.

7-SW1

8.

REF.

NO.

8-SW1

9. JACK PC BOARD

REF.

NO.

9-IC1

9-L1.2

9-R7.8

MHz

9-J1 EJ-357159

9-J2

9-J3 to

PART NO.

EI-354099 IC juPA80C

D ZENER

BOARD

PART

NO.

EI-354099 IC^PA80C

EM-354097 IND FL

to 3

PART

NO.

EI-353315 IC SN74LS42N

EI-355771

7

ET-322778

EM-354112
EM-354113

3

14 ED-3541I4 D LED BR-5507S

to

14

to

ES-354115

OPERATION^) PC BOARD

PART NO.

to 19

ES-354115

OPERATION^) PC

PART NO. DESCRIPTION

13 ES-354115

to

PART

NO.

EI-307644

EO-318635

ER-306805

EJ-353031

6

EJ-357159

ICHD74LS154P

DESCRIPTION

IC

SN74LS38N

TR 2SA608K-NP E, F,

IND LE TL R353

INDLE TL

TACT SKHCAC02 1

SW

DESCRIPTION

TACT SKHCAC02 1

SW

BOARD

SW

TACT SKHCAC02 1

DESCRIPTION

IC NJM4556D

COIL FIX 1 LAL04SK 2R2K

RCBHS15

PHONEJ2PHLJ0520-110

PHONEJ3PHLJ0520-010
PHONEJ2PHLJ0520-110

W/NUT

A

A

A

A2

H HZ6

CHARACTER

BG-263ZK CHARACTER

G

CHARACTER

R325

RED

1/2W

FS

RDS

101J

W/NUT 6.3

6.3

PARTS

LIST

AX80-

23

POWER SUPPLY PC

10.

F

^

10-IC1

10-IC2
10-IC3

10-IC4

10-IC5 EI-354175

0-TR 1 ET-347026

1

10-D1

10-D2

1 0-D3
1 0-D4

10-D5 ED-315614 D SILICON 10D1 FA- 1

10-D6

10-R1

10-R3

10-C4,

10-C18

10-1

10-2

PART NO.

EI-355665

EI-336995 Ic

EI-355666 ICNJM7915A

EI-356299

ED-357036
ED-357037

ED-337625

ED-30 1911 D SILICON

ED-357038

Er-338000

ER-302241 R CB H

1 1 EC-323847 C EC V

EC-347967

EZ-200473

ZW-632226

BOARD

DESCRIPTION

ICNJM7815A

NJM78L05A

IC NJM79M05A
IC NJM78M05

TR 2SB507HP

A

D

A

D SILICON DBA30B

A

D ZENER H HZ6 C2

A

D SILICON

A

R FUSE ERD2FC

A

EC V

C

SILICON RUBBER SHEET TC-30

INSULATOR WASHER

E, F

SILICON DBA20B

H DS448

DBB10B 100/1 .OA

FS RDS

S10

CUT

SM 102M 35.0DC

682M 16DC

S10 KM

Fl

S10

I/4W

100/2.0A

100/3 .OA

5

100/ 1.0A

1/4W

2200G

4R7J

(BUSH M)

FILTER PC BOARD

11.

REF.

NO.

11-FL1

11-C1

12. MUTING PC

REF.

NO.

12-TR1

12-D1,2 ED-301911

12-D3 ED-3 10387 D

12-L1 EQ-348929

PART NO.

EO-354224

EC-338411

BOARD

PART NO. DESCRIPTION

ET-308141 TR 2SC2603 G

DESCRIPTION

PLA2021A

COILLF

ACCEVFZ

D

RELAY SIG G5A-232P 2TR 12V

103P400AC

SILICON H DS448

ZENER H HZ12 B2

PARTS LIST

AX80

24

PANEL BEND BLOCK

PARTS

LIST AX80-

25

ASSEMBLY

BLOCK

E

14. ASSEMBLY BLOCK

REF.

NO.

PART

NO.

EW-306427

EW-358858

EW-3

15767

EW-322400

14-1

14-2A

14-2B

14-3

14-4

14-5
14-6
14-7
14-8
14-9

14-10

14-11

14-12

14-13

14-14

14-15
14-16

14-17

14-18

14-T901A

14-T901B

14-T901C

14-C2.3

14-VR90

14-VR903

14-J901x

14-J902

14-SW901A

14-SW901B

14-SW902x

EW-32240

1

EZ-63 1 945

EZ-302906

SA-311742 ROUND FOOT

ZS-353260
ZS-341960

TC-690851 SPACER

ZS-355569

ZW-357644

BK-354243 KEYBOARD BLK

ZS-354230

ZS-411232

ZW-4 13267

SE-357978

SK-3 54544

MH-3 14988 SPACER

EJ-357148

MZ-358512 WIRE LEAD EARTH RAGx2

MH-358770

BT-354247

BT-354246

BT-3 54245

EC-358450

EV-358043 VR

1,902

EV-354256

EJ-301513

904

to

EJ-354235

ES-354236

ES-355573

ES-349070

DESCRIPTION

KP-2 1

2 CORES

AC CORD

A

2 CORES KP-1

AC CORD

A

SJTAWG18UC[C, A]

AC CORD 2 CORES KP-419C/

A

AC CORD 2 CORES

A

AC CORD 2

A

STRAIN RELIEF SR-4N-4 [J]
STRAIN RELIEF

T2BR30x08STLCMTCUP

BID40x06STL

ST

BID30x20STL

Tl

PW32x 100x050STL BNI

BID50x08STL BNI

BID40xlOSTLBNI

N FRANGE 40STL

KNOB BASE
KNOB BASE (B)

FUSE

PROP HOLDER

TRANS POWER AX-80 T- 10

A

TRANS

A

TRANS POWER AX-80

A

CE

C

A

ROTARY

VR ROTARY 24L10x

SOCKET

A

DIN

J TCS08

SW SEESAW

A

SW SEESAW

A

SW SELECTOR YKS

A

4x10

6x10

HOLDER

POWER AX-80

V

B

KS-1

5

KS-1 5/

GTBS-2F B [B]

CORES

KP-560/KS-15S[S]

SR-6N-4

BNI

CMT

ESK-30 61 KEY

CMT

(C)

NPF073-0

[U,E, B,S]

102M

400AC

16L10XOX B103

1G B013

INLET S-I6453

[U, E, B,

15-0101

5P

SDDJA 1

01-1

(J, U, E, B,

SDDAB1097A

T=8.5

1

02-4

(U, E, B,

,

1

A

1

VFFJ[J]

EV

[U, E]

A]

[C,

1-0

10

T-30

IP,

T-70

A]

[C,

L=20

2P

E

1 53

[C.

-0002

1

-PARTS

[J]

A]

S]

S)

A]

S)

REF.

NO.

14-SW903

14-F1A

I4-F1B

14-F1C,F2

14-F3A

14-F3B

14-F3C

14-F4A

14-F4B

I4-F4C

14-F5A

14-F5B

14-F5C

14-F6A

14-F6B

14-F6C

15. FINAL

REF.

NO.

LIST

B

15-1A

1 5-1

15-1C

15-2
15-3

15-4

15-5

15-6
15-7
15-8
15-9

15-10

15-11

15-12

AX80-

^RTS NO.

ES-357045

EF-326639
EF-306956

EF-602550

EF-326639

EF-323080

EF-691007

EF-31 1839

EF-308847

EF-258344

EF-311839
EF-308847
EF-258344

EF-306949
EF-309392

EF-602550

ASSEMBLY

PART

NO. DESCRIPTION

BD-B354537A PANEL

BD-B354537B PANEL

BD-B354537C

SZ-354538

SP-354533 PANEL KEYBOARD

ZS-447761

SP-354535B SIDE

ZS-342736

ZW-535768

SE-354539

SK-B352952X5 KNOB MONITOR BLUE

SK-B352952X4 KNOB MONITOR

SK-354540

SP-354549B

DESCRIPTION

SW SLIDE SSSB02685A

FUSE TSC A 250V

A

FUSE

1 25V 2.50A

TSC

A

FUSE

A

FUSE TSC A

A

FUSE TSC

A

FUSE

A

FUSE TSC A 250V 1.60 A [J]

A

FUSE TSC 125V 1.60A

A

FUSE SEMKO T 800MA

A

FUSE TSC A 250V 1

A

FUSE TSC

A

FUSE

A

FUSE TSC A 250V 1

A

FUSE TSC

A

FUSE

A

T 1 .25A

SEMKO

250V

125V 3.1 5A

SEMKO T 3.1 5A 250V

125V 1 .60A

SEMKO T 800MA 250V

1 25V 1 .25A

.25

SEMKO T 1

BLOCK

FRONT

AX80[J]

FRONT AX80

PANEL FRONT AX80 [E, V, B,

PART

U]

SHEEET MEMBRANE

T2BR30x06STL BNI (PANEL

ST

PW42x090x050STL

WINDOW FRONT FLD

KNOB

SIDE PLATE (R)

B,

[U, E,

S]

KEYBOARD FIX)

PLATE (L) PAINT

BID40x20STL BNI

DATA

PAINT

BNI

WHITE PART

A

2-02-02N

3.

5A

1

(C,

250V

[U,

5A

3. 1

[C,

[U,

[C,

[U,

.60A

[C,

[U E B S]

.25A [J]

[C,

[U, E,

PART

[A, C]

PART

PART

(J)

E, B,

(J)

E, B,

250V

E, B,

[J]

A)

S]

A]

S]

A]

S]

A]

'

A]

B,

S]

[J]

A]

[C,

S,

27

INDEX

AX80

PART NO. REF. NO. PART NO. REF. NO. PART NO. REF. NO.

BA-L1003A030A
BA-L1003A040A
BA-L1003A050A 1-5A

BA-L1003A050B 1-5B ED-301911

BA-L1003A050C

BA-L1003A120A

BA-L1003A120B 1-3B

BA-L1003A130A
BA-L1003A140A
BA-L3001A050A

BA-L3001A050B 1-6B

BA-L3001A050C

BD-B354537A

BD-B354537B

BD-B354537C

BD-L1003A020A

BK-B354243

BT-354245 14-T901C

BT-354246 14-T901B

BT-3 54247 14-T901A

EC-323847

EC-323847 10-C11 ED-301911

EC-328563
EC-328563
EC-328563
EC-328563
EC-328563
EC-328563 2-C422 ED-301911
EC-328563
EC-328563 2-C722 ED-306010

EC-338411 11-C1 ED-3

EC-347967
EC-357035 2-C605 ED-329058
EC-357035

EC-357035

EC-357035

EC-357035
EC-357035 2-C105

EC-357035

EC-357035 2-C805

EC-358450
EC-358450

ED-301911
ED-301911
ED-301911 2-D801
ED-301911
ED-301911 2-D406
ED-301911
ED-301911
ED-301911

ED-301911 2-D802 ED-3541 14

ED-301911 2-D803
ED-301911 2-D604
ED-301911
ED-301911
ED-301911

ED-301911
ED-301911

ED-301911
ED-301911

ED-301911 2-D102
ED-301911 2-D207 ED-3

ED-301911

ED-301911 2-D205
ED-301911
ED-301911
ED-301911

ED-301911 2-D302
ED-301911 2-D607

ED-301911

ED-301911 2-D305

ED-301911

ED-301911
ED-301911
ED-301911
ED-301911
ED-301911

ED-301911

ED-301911

ED-301911

28

1-2

1-1

1-5C ED-301911

1-3A ED-301911

1-4

1-7
1-6

1-6C ED-301911

15-1A ED-301911

15-1B ED-301911

15-1C

13-1

14-9

10-C4

2-C822 ED-301911

2-C622 ED-301911

2-C122

2-C522 ED-301911

2-C322 ED-301911

2-C222 ED-301911

10-C18

2-C505 ED-337265
2-C405 ED-344280
2-C305 ED-344280
2-C705 ED-344280 2-D509 EI-304657

2-C205 ED-344280 2-D208 EI-304657

14-C3 ED-344280

14-C2 ED-344280

2-D301 ED-344280

2-D605 ED-344280

2-D403 ED-344280

2-D407 ED-344280
2-D804 ED-344280
2-D807 ED-344280

2-D507
2-D602

2-D704

2-D702

2-D606

2-D204

2-D103 ED-354114

2-D506

2-D206 EF-258344

2-D806

2-D501

2-D306

2-D707
2-D303

2-D304
2-D504

2-D307

2-D503

2-D505

2-D401

2-D402

ED-301911
ED-301911 2-D603 EH-355561 3-IB1

ED-301911 2-D104 EH-355579 3-IB7 EI-354099

ED-301911 2-D404 EH-355580 3-IB4
ED-301911 2-D701 EH-355580 3-IB3
ED-301911

A

ED-301911 2-D705 EI-2 13390 2-IC702

ED-301911 2-D405 EI-2 13390 2-IC802 EI-354146

ED-301911

ED-301911

ED-301911

ED-301911

ED-301911
ED-301911

ED-301911

ED-301911 3-D2 EI-2

ED-315614 10-D5 EI-302233 2-IC5

ED-344280

ED-344280

ED-344280

ED-344280

ED-3541 14

ED-354114

ED-354114

ED-354114
ED-354114 6-D12 EI-324255 2-IC19 EI-359631 3-IC4B

ED-354114 6-D11

ED-354114 6-D10 EI-324255 2-IC13

ED-354114 6-D5 EI-324255 2-IC12 EJ-3

ED-354114 6-D9 EI-324255 2-IC15 EJ-354235

5 703

ED-357037
ED-357038

EF-258344

EF-306949
EF-306956

EF-308847
EF-308847 14-F4B EI-324255 2-IC24

EF-309392 14-F6B

EF-3 11839 14-F4A EI-330391

EF-3 11839 14-F5A EI-330391

EF-323080 14-F3B EI-336995

EF-326639

EF-326639

EF-602550
EF-602550

EF-602550

EF-691007

2-D502 EH-355561 3-IB2 EI-354099

2-D706

2-D805 EH-355580 3-IB5

2-D101

2-D601

2-D202 EI-2

2-D203 EI-2 13390

2-D703 EI-2 13390 2-IC102 EI-354147

2-D105 EI-2 13390 2-IC507 EI-354147

2-D107 EI-2

2-D2 EI-2 13390 2-IC401 EI-354149 3-IC9

2-D106 EI-2 13390 2-IC307 EI-354152

2-D201 EI-2 13390 2-IC402 EI-354152 3-IC8

3-D5

3-D9

3-D6 EI-2 13390 2-IC502 EI-354158 3-IC17
3-D3 EI-2

3-D4 EI-2 13390 2-IC201 EI-354159 3-IC31

3-D1 EI-2

10-D4 EI-2 13390 2-IC107
12-D2 EI-2

12-D1 EI-2

4-D1

10387 12-D3

2-D1 EI-302233

10-D3 EI-302233 2-IC3 EI-354184

2-D409

2-D408 EI-304657 2-IC103 EI-354197

2-D708

2-D209

2-D608 EI-304657 2-IC104 EI-355578 3-IC7

2-D809
2-D808 EI-306727 2-IC305
2-D508
2-D309 EI-306727 2-IC505 EI-355771 6-IC2

2-D308 EI-306727 2-IC105

2-D609 EI-307644
2-D109
2-D709 EI-3 10043 3-IC19 EI-359630 2-IC506B
2-D108 EI-3 10045

6-D13 EI-324255 2-IC9

6-D8
6-D6

6-D7
6-D4

EH-355579

EH-355580

EI-2

13390

13390 2-IC7 EI-354146 3-IC20

13390

EI-2

13390 2-IC801

EI-2

13390 2-IC601

13390

13390
13390 2-IC602 EI-354168 3-X2

13390
13390

EI-302233

EI-302233 2-IC6

EI-304657

EI-304657

EI-304657

EI-304657

EI-306727

10043 3-IC18

EI-3

EI-324255 2-IC20 EI-359630 2-IC406B
EI-324255 2-IC11 EI-359630
EI-324255 2-IC8 EI-359630 2-IC106B

EI-324255

EI-324255

6-D14 EI-324255 2-IC18

6 10-D1 EI-324255 2-IC17 EJ-354235

10-D2 EI-324255 2-IC16 EJ-3 57 148

10-D6 EI-324255

14-F4C EI-324255
14-F5C EI-324255

14-F6A

14-F1B EI-324255

14-F5B

14-F1A EI-353315 6-IC1

14-F3A EI-3

14-F6C EI-3 54098

14-F1C EI-3 54099

14-F2 EI-3

14-F3C EI-354099

PARTS

EI-324255

EI-324255 2-IC25

EI-330391

54098

54099

LIST AX80

PART NO. REF. NO.

EI-354099 5-IC2

3-IB8 EI-354099

3-IB6 EI-354123 3-X1

2-IC707

2-IC101

2-IC701 EI-354149

2-IC501

2-IC302

2-IC202

2-IC301

2-IC2

2-IC4 EI-354184 2-IC106A

2-IC703

2-IC704 EI-354232
2-IC304

2-IC504

2-IC303 EI-355575

2-IC503

2-IC705

9-IC1 EI-357060 3-IC1

3-IC32 EI-359630 2-IC706B

2-IC10 EI-359630 2-IC206B

2-IC14 EJ-301513

2-IC23
2-IC22

2-IC21

2-IC27

2-IC26

3-IC14

3-IC15
3-IC13

10-IC2

4-IC1

5-IC1 EM-354097

4-IC3 EM-354112 6-D1

4-IC2 EM-354113 6-D2

5-IC4

EI-357060

EI-354145 3-IC4A

EI-354146 3-IC25

EI-354146 3-IC22

EI-354146 3-IC23

EI-354146

EI-354153

EI-354153

EI-354158 3-IC29

EI-354162 3-IC26

EI-354175 10-IC5

EI-354184 2-IC806A
EI-354184 2-IC706A

EI-354184 2-IC306A

EI-354184 2-IC406A

EI-354184 2-IC506A

EI-354184 2-IC206A

EI-354283

EI-355560

EI-355665 10-IC1

EI-355666 10-IC3

EI-355771 6-IC3

EI-356299 10-IC4

EI-359630 2-IC806B

EI-359630 2-IC306B

EJ-349202

53031 9-J2

EJ-354235 14-J903

EJ-357159

EJ-357159

EJ-357159 9-J1
EJ-357159 9-J6

EJ-357159 9-J5
EJ-358467 2-S2

EJ-3 58467 2-S3

EJ-358467 2-S4

EJ-358467 2-S1

EM-354097

EM-354097

EM-354097

EM-354097 5-IN2

EM-354113

5-IC3

5-IC6

5-IC5
3-IC2

3-IC24

3-IC21

3-IC6

3-IC5

3-IC10

2-IC1

3-IC3

3-IC12

2-IC606A

3-IC27

3-IC11

2-IC28

3-IC30

3-IC16

2-IC606B

14-J901x

3-1

14-J904

14-J902

14-16

9-J4

9-J3

4-IN1

4-IN2

5-IN3

5

-INI

6-D3

5

5

PART

NO. REF. NO.

EO-3 18635
EO-318635

EO-354224

EQ-348929

ER-302241

ER-306805
ER-306805
ER-320528

ER-337338 2-R606

bK-j.37338

ER-337338 2-R306
ER-337338 2-R506
ER-337338 2-R706

ER-337338 2-R406

ER-337338
ER-337338

ER-338000 10-R1

ER-343989 2-R841

ER-343989 2-R541
ER-343989 2-R441

ER-343989 2-R341

ER-343989 2-R741

ER-343989 2-R141
ER-343989
ER-343989

ER-353064
ER-353064

ER-353064
ER-353064 2-R728

ER-353064

ER-353064 2-R628
ER-353064 2-R528
ER-353064

ER-353582 2-R527
ER-353582

ER-353582

ER-353582 2-R727

ER-353582
ER-353582 2-R127
ER-353582

ER-353582 2-R427

ER-355564 3-R25

ES-349070 14-SX902x

ES-354115 6-SW10

ES-354115

ES-354115 6-SW2

ES-354115 6-SW5

ES-354115

ES-354115

ES-354 1

ES-354115 6-SW1

ES-354115

ES-354115

ES-354115

ES-354115 6-SW8

ES-354115

ES-354115 6-SW13

ES-354115

ES-354115

ES-354 1

ES-354115

ES-354115

ES-354115 7-SW12

ES-354115 7-SW16

ES-354115 7-SW3

ES-354115

ES-354115

ES-354115

ES-354115

ES-354115 7-SW5

ES-354115 7-SW11

ES-354115 7-SW10

ES-354115 7-SW9

ES-354115

ES-354115 7-SW7

ES-354115 7-SW14

ES-354115 8-SW4

ES-354115 8-SW5

ES-354115 8-SW12

ES-354115

9-L1

9-L2

11-FL1

12-L1

10-R3

9-R7

9-R8
2-FR1

2-R106

2-R806
2-R206

2-R241
2-R641

2-R328

2-R828
2-R428

2-R128

2-R228

2-R327
2-R227

2-R827

2-R627

6-SW3

6-SW7
6-SW6

1

6-SW12

6-SW4

6-SW1

6-SW9

6-SW14

7-SW18

7-SW4

1

7-SW19

7-SW17

7-SW15

7-SW2

7-SW13

7-SW1

7-SW6

7-SW8

8-SW11

1

PART NO. REF. NO.

ES-354115

ES-354115

ES-354115

ES-354115

ES-354115 8-SW6

ES-354115

ES-354115

ES-354115

ES-354115

ES-354236

ES-355573

ES-357045 14-SW903

ET-308141 12-TR1

ET-332778 2-TR601

ET-332778
ET-332778 2-TR501

ET-332778

ET-332778 2-TR602
ET-332778 2-TR1

fc

ET-332778

ET-332778 2-TR701

ET-332778 2-TR801

ET-332778 2-TR402

ET-332778

ET-332778 2-TR301
ET-332778
ET-332778 2-TR802
ET-332778 2-TR302

b

ET-332778
ET-332778 6-TR4
ET-332778 6-TR5
ET-332778 6-TR6

ET-332778 6-TR3
ET-332778 6-TR1
ET-332778 6-TR2
ET-347026 10-TR1
ET-354167 3-PH1

ET-35706

ET-403413

ET-491051 2-TR704

ET-491051 2-TR403
ET-491051 2-TR703

ET-491051 2-TR304

ET-491051 2-TR504
ET-491051
ET-491051 2-TR303
ET-491051

b I

ET-491051 2-TR204
ET-491051

ET-491051 2-TR104
ET-491051

ET-491051
ET-491051
ET-491051 2-TR804

EV-307695

EV-307695

C

EV-307695
EV-307695
EV-307695
EV-307695
EV-307695

EV-336770
EV-336770
EV-336770
EV-336770 2-VR502
EV-336770 2-VR1

EV-336770

EV-336770 2-VR802
EV-336770

EV-336770

EV-354253

EV-354254 13-VR907

EV-354255
EV-354255

EV-354256

EV-3

1

1

J

-332778

1

-551

1

1 la

-49

Uj 1

V

-j\J 1 0/

58043 14-VR901

A

INDEX

8-SW8

8-SW1

8-SW9

8-SW13

8-SW10

8-SW7

8-SW3

8-SW2

14-SW901

14-SW901B

2-TR702

2-TR102

2-

1 R401

2-TR201

2-TR101

2-TR202

2 TR502

6-TR7

3-PH2

3-TR1

2-TR603

2-TR103

n rn

->m

1-

1 K2U3

2-TR604

2-TR404

2-TR503

2-TR803

2-VR201
2-VR401
2-VR501

2-VR601

2-VR801
2-VR301
2-VR101

2-VR701

2-VR202
2-VR102

2-VR302

2-VR402

2-VR702

2-VR602

13-VR904

13-VR906

13-VR905
14-VR903

A

PART

EV-358043 14-VR902

EW-306427 14-1

EW-3

EW-322400

EW-322401

EW-358858

EZ-200473

EZ-302906 14-2B

EZ-354169 3-BT1

EZ-631945

MH-314988

MH-358770

MI-354552

MZ-358512

SA-3 11742

SE-354539

SE-357978

SK-B352952X4

SK-B352952X4

SK-B352952X5

SK-354540
SK-354544

SP-354533

SP-354533B

SP-354549B

SP-354550
SZ-354538

TC-690851

ZG-354553

10984

ZS-3

ZS-341960
ZS-342736

ZS-353260
ZS-354230

ZS-355569

ZS-41 1232

ZS-447761

ZW-357644

ZW-4

ZW-535768

ZW-632226

REF.

NO.

15767 14-1C

14-1D

14-1E
14-1B

10-1

14-2

14-15

14-18

13-3

14-17

14-3
15-8

14-13

13-6

15-10

15-9

15-11

14-14

15-3
15-5

15-12

13-2
15-2

14-6
13-4

13-5

14-5
15-6

14-4

14-10

14-7
14-11

15-4
14-8

14-12

13267

15-7

10-2

NO.

A

MEMO

MANUAL

SERVICE

30

AX80-

MEMO

SERVICE

MANUAL AX80

31

MEMO

/

AX80

MANUAL

32

SERVICE

r

SCHEMATIC

AND

TABLE

BLOCK

CPU

1.

VOICE BLOCK

2.

3. CONNECTION

4. OPERATION PC BOARD

POWER

5.

6. POWER

7. FLD

8. FLD

9.

10.

11. CPU

12. CPU PC

13. VOICE SCHEMATIC

14. VOICE PC BOARD

(1)

(1)

OPERATION

OPERATION

SCHEMATIC DIAGRAM

DIAGRAM

DIAGRAM
DIAGRAM

SUPPLY SCHEMATIC
SUPPLY PC

SCHEMATIC

(2)

BOARD

PC

(2)

(1)

(1)

BOARD

SCHEMATIC

BOARD

PC

BOARD

DIAGRAM

DIAGRAM

PC BOARDS

OF CONTENTS

DIAGRAM

DIAGRAM

DIAGRAM

2

3
4
5
6
7
8
9

10

11

12
13
14

15

0u92

INTERNAL USE ONLY and must not be made

This Manual

available

produced in any

'

(

LTD.,

is

FOR

unauthorized personal. No part of this manual may be re-

to

Tokyo,

form without

Japan.

permission

from AKAI-ELECTRIC

CO.,

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ADJUSTMENT

VR101

VR201

VR30

1

VR40 1
VR50 1

VR601

VR701

VR801

PARTS

VOICE1

RESONANCE

VOICE2 RESONANCE

VOICE3

RESONANCE

VOICE4 RESONANCE

VOICE5

RESONANCE

VOICE6 RESONANCE

VOICE7 RESONANCE

VOICE8

RESONANCE

VR10 2 VOICE

2 VOICE 2

VR20

VR302 VOICE3

VR40 2 VOICE4

VR50 2 VOICE5

VR60 2 VOICE6

VR70 2
VR80 2 VOICE8

VR1

VOICE7

OFF-SET

VOICE

PCB

SAFETY CRITICAL

SAFETY

CRITICAL

PARTS

All INDIQUE LES

LE

QUE

LI003A50I0

COMPONENTS

COMPONENTS

COMPOSANTS

DEGRE

DE

SECURITE DE

DES

PIECES

RECOMMANDEES PAR

ONLY WITH

CRITIQUES

L'APPAREIL,

FOR

CONTINUED

MANUFACTURER'S

DE

SECURITE.

FABRICANT

LE

SAFETY.

TR1

,

,101

102,201

,202,301

,302,

1

[ WAVE

[

wave

[ wave

: WAVE

i

wave

: wave
: wave

: wave

501

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:

:

:

:

:

:

TR1

03,

503, 504,60

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104,203,20

3,60

4,303,30

4,703,704,803,804

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4,40 3,404

401 ,402

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2SA608K(F)

2SK30A(Y)

ECB

2SA608K

»

O

I* I*

»

=

PNP TRANSISTOR

I

•

=

TRANSISTOR

NPN

I

SG D

2SK30A

WARNING:

ABDICATES

REPLACE

RECOMMENDED

AVERTISSEMENT:

POUR

NE

MAINTENIR

REMPLACER

)

!

|

KEY BOARD

A-SW INPUT

KEY BOARD

B-SW INPUT

KEY

SCAN

OUTPUT

DATA

ACKNOWLEDGE"

NOT USE

ON

POWER

OSCILLATOR

(l2MHz)|_.

(DIGITAL)GND-

//PD781

-

+ 5V

-

RESET

|~~

1G-144

(T)PAo

®

VpPA2

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(CPU PCB-IC1)

PA

|

4

5

7

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4

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3

4

6
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7

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AND DYNAMICS

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+ 5VU-Q CONVERTER

REF-V)

•

GND (ANALOG)

KEY ON/OFF DATA

AND DYNAMICS DATA

DATA

OCO-I

DCO-2

DATA

BIT

7

PARALEL

DATA STROBE

4

p

8

16 FEET ON-

-

32

-

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^

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NEXT

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TAPE

INTERRUPT

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(I2MHz)L_

(DIGITAL)

//PD781G-1

//PD781G-144

INPUTS

•

-

FEET

ON

FEET ON-

FEET ON-

FEET ON

8

FEET

FEET ON

INPUT

INPUT

INPUT-

INPUT

OUTPUT-

INPUT-

GND

-

ON-

-

*

-

-

-

-

-

-

4

JJPD8279)

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(CPU PCB-IC2)

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7

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PC

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2

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3

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6

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(24)

7

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—MODULATION

—

+ 5V

DIGITAL)

(

+

5V( FOR RAM)

—

DO/AO

D2/A2
D3/A3

D5/A6

06

AI4

AI2

A!0

DATA /ADDRESS

D4/A4

/A6

MEMORY

A9

-1

MEMORY

ADDRESS

MEMORY

WRITE

READ

(ANALOG)

+5V(A-D

CONVERTER REF-V)

PARAMETER —

VCF

DCO

BEND

WIDTH

DOWN

BEND UP

6N0

(ANALOG)

ADDRESS

STROBE

STROBE

ANALOG

INPUTS

—1

ENABLE

SECTION

4

SERVICE

This section describes the information

O

vicing

O

adjustment.

O

and adjusting AX80.

To maintain the performance

Further technical

Keep

such

information will

information

carefully under the name of this file.

BULLETIN

techniques revisions and troubleshooting

on

of AX80, see also AX80 Service Manual for servicing and

be

issued

as any

arises.

for

ser-

This

Manual is

available

produced in

LTD.,

Tokyo,

FOR INTERNAL

to unauthorized

any form

without

Japan.

USE ONLY and

personal. No part

permission

0u92

must not

this manual

of

from AKAI-ELECTRIC

be made

may

be re-

CO.,

MODEL:

AX80

INDEX

Bulletin No.

AX80/1

Subject

001

002 IC

No.

Description

Change

of Voice Control

TC4013BP

name change

IC

MODEL:

AX80 No.

AX80/1

DATE:

April

1985

001

Subject:

To improve sound

CEM3372B has

P.C.

Board)

Old

New CEM3372C EI-359630

When one

versa,

same

time.

Changed from

Interchangeability

The

following

To improve

UPD2764D-I

Voice

of

it is

1

CEM

8425

T

performance

quality,

been changed to

IC106

-

Voice Control

CEM3372C.

has

also been

806

Part

CEM3372B EI-354184

Control

necessary

January

:

:

shows how

Not

IC

is

to replace

1985

interchangeable

to identify

8-TYPE-

3372

31608-01

1 CEM

8427

T

-x-

1

IC

The program

changed to

No.

changed from

all Voice

old and

3372

31608-01

k

(IC106

-

uPD2764d-K.

IC4

UPD2764D-I

UPD2764D-K

Old type

Control

ICs.

new

1

X 3060C-01

1

806

in Voice

of ROM

Part

EI-354145

EI-359631

to New

ICs

and ROM

-TYPE

C

CEM 3372

<*

P.C.

IC (IC4

No.

in

type and vise

IC

at

Board)

CPU

the

INOCATING

NUM8ERS

LOT

INDICATING

INDICATING

PROGRAM

TYPES

VERSIONS.

-

-

1

MODEL: AX

80

No. AX80/1

DATE:

April 1985

002

Subject:

Change

Because

of

of

changed the

TC4013BP

Since

and

old

itself can

operation

The new

added

The

to its

Old

New

chart

type IC

type

type

TRUTH

TC4013BP

INPUTS

CL

PR D

L H

H

L m

H H

L

L L

L

L H

L

L

Parts information

Part

Name.

the

name

type

not

of

new

of old

IC

TC4013BAP

TC4013BP

be

AX80

can be

type

substituted. However,

even

IC

type

and new

when

identified

Lot Number.

TC4013BP

TC4013BP

below

shows

the

OLD

TABLE

OUTPUTS

CP

Qn+1

A

•3

m

•it

_r

_r

i_

Qn+1

H L

L

L

H

Qn*

H

H
H

L

Qn*

TC4013BP

IC

are

interchangeable.

new

a

8501H

8522HB

production,

TC4013BP

type

TC4013BP

by

difference

IC

the

TC4Q13BAP.

to

TC4013BP

this

Lot

its

of their function.

function

change

is installed.

should

Number,

TRUTH

TC4013BP

INPUTS

*

CL PR D

L

H

H

L

H H

L L

L

L

L
L m

manufacture

Old

type

IC

differently, IC

not

affect

The

letter

"B"

NEW

TABLE

OUTPUTS

Qa+1

;*

H

&

L

J~

H

"L

_r

L

H

Qn* Qn*

has

Qn+l

the

will

L

H

H

H

L

be

c

A

:

Don't

:

•

:

No

Level

Care

Change

Change

)x :

A

•

•

:

Care

Doi/t

Change

Level

No Change

-

-

2

MODEL:

AX80

INDEX

Bulletin

AX80/1

AX80/2

AX80/3

No.

Subject

001

002

003

004
005

006

007

008

009

010

Oil

No,

Description

Change

IC

For

Pitch

For

Sub

Osc

IC

Parameter

of

TC4013BP

easier

bend,

easier

OSC

oscillation

X'tal

change

Voice

Voice

Cut-off

costdown

information

change

countermeasure

Phone

Change

operation

Amp

Oscillation

of

Voice'

ROM

Control

name,

change

P.c.

modulation

frequency

countermeasure

in

Edit

Control

IC.

IC

B.

adjustment

VR

change

adjustment

mode

countermeasure

IC

and

o

MODEL:

009

80

AX-

Subject:

Trouble

countermeasure

1985

AX-80/2

No.

•

DATE:

May

MODEL

010

Changed

Service

AX80

:

Subject:

Symptom

Countermeasure

<=

Ref.

3-R4

from

Ref.

Trouble

:

Ref.

m

No.

F«btumly

:

No.

9-C7Z,

Prev.

Prev.

1DU

1985

SX-5066/K-706-85

:

countermeasure

Oscillation

°

"oacitor

capacitor

A

:

No.

8Z

in

has

New

82

Phone

been

1/4W

FS

•

No.

Amp

added

Description

in

C

Description

ER-322421

AX80/3

Jack

Phone

in

220J

CE

P.C.*

50DC

Board.

Amp.

DATE:

August

1985

Changed

Service

from

Ref.

:

No.

June

:

1985

CNA0552

:

)

MODEL

Oil

AX80

Subject:

Because

Board

of

has

Accordingly,

Board

has

(PREV.)

(NEW)

(PREV.)

(NEW)

NOTE

IC

:

operaion.

A/B

Changed
Service

from

Ref.

Parts

the

been

information

discontinuation

changed

the

also

been

Ref.

2-IC106B-806B

2-IC106Z-806Z

3-IC4B

3-IC4Z

CEM3372D

Bank

Sound Data

: July

No.

program

changed

No.

has

1985

CNL0053

:

to

version

to be

IC

of

IC

CEM3372D.

of

from K

version

Part

EI-359630

EI-363530

EI-359631

EI-363531

paired

are

interchangeable.

No.

manufacture,

Operation

to

No.

with IC

UPD2764D

AX80/3

IC

ROM IC

L

UPD2764D

version.

Description

IC

CEM3372C

IC

JCEM3372D

IC

UPD2764D

IC

UPD2764D

(L

DATE:

CEM3372C

( K

(L

TYPE)

August

in

Voice P.C.

CPU

in

TYPE

TYPE)

for

prop

1985

P.C.

a

MODEL:

AX-80

4

INDEX

Bulletin

AX-80/1

AX-80/2

No,

Subject

001

002

003

004

005

006

007

008

009

No,

Description

Change

IC

For

Pitch

For

Sub

Osc

IC

Parameter

of

TC4013BP

easier

bend

easier

OSC

oscillation

X'tal

change

Voice

name

Voice

modulation

f

Cut-off

costdown

information

change

countermeasure

Control

IC

change

P.C.

B.

VR

frequency

countermeasure

in

Edit

mode

adjustment

change

adjustment

•

-

MODEL:

001

AX- 80

Subject:

To improve

"

CEM3372B has

P.C.

Board)

To

sound

UPD2764D-I

Old

New

versa,

same

one

time.

When

Changed

,

...

of

is

it

from :

Voice

Interchangeability

The following

improve

quality,

IC106

changed

-

been

CEM3372B

CEM3372C

Control

necessary

January

:

shows

how to

performance

Voice Control

CEM3372C*

to

has also been

806

Part

EI-354184

EI-359630

IC

is changed

replace all

to

1985

interchangeable

Not

identify

-TYPE

•S

No*

IC

The program of

changed

No.

from

Voice

old and

AX-80/1

(IC106

to

IC4

-

UPD2764D-K,

UPD2764D-I

UPD2764D-K

Old type

Control

4

ICs.

new

DATE:

806 in

ROM

to

ICs

and

—

-

C-TYPE

April

Voice P.

IC

(IC4 in

Part No,

EI-354145

EI-359631

?.

New type

IC

ROM

—

C

and

at

1985

Board]

CPU

vise

the

cm

8425

INOCATING

NUM8ERS

LOT

3372

31608-0!

CEM

8427

INDICATING TYPES

INDICATING

3372

31608-01

PROGRAM

AX-SCK

-4

VERSIONS.

3372

CEM

3060C-0I

_J

MODEL:

002

AX-80

Subject:

Parts

information

No.

AX-80/

DATE:

1

April

1985

Change

Because

changed

TC4Q13BP

Since

itself

old

can

operation

The

new

added

to

Old

New

The

chart

TRUTH

TC4013BP

INPUTS

CL

PR

L

H

H

L

H

H

L

L

L

L

L

L

of Part

of the new

Name.

the name

IC

and

type

not be

of

type IC

its

TC4013BAP

TC4013BP

AX-80

can be

Lot

type TC4013BP

below

TC4013BP

shows

type

TABLE

D

CP

A

•5

;I5

;S

ft

L

J"

H

_r

?«

old

IC

type

type

of

and

substituted.

even

when

identified by

Number.

the

difference

OUTPUTS

Qn+1

Qn+1

H

L

L

H

hsr

H

L

H

H L

Qn*

Qn

TC4Q13BP

IC

are

interchangeable.

new

production,

TC4013BP

type

However,

a new TC4Q13BP

8501H

8522HB

to

TC4013BP

this

its Lot

of

their

*

,

IC

the

TC4Q13BAP.

function

change

is

installed.

should

Number. The

function.

TRUTH

TC4013BP

INPUTS

CL

PR

L

H
H

L

H

L

H

L L

L.

L L

manufacture

Old

type

differently,

not

letter

NEW

,

TABLE

OUTPUTS

D

CP

Qn+1

A

;%

8

H

S

;r

~L

Qn*

has

IC

affect

"b"

Qn+1

H

L

L

H

IC

will

L

H

H

H

L

Qn'

the

be

MODEL:

003

:

«

Don't

A :

Level

•

:

No

AX-80

Subject:

For

the

been

Ref.

changed.

No.

2-R105-805

2-R124-824

2-R139-839

2-R144-844

Changed

Service

Change

To

ease

from

ref.

Care

Change

improve

of

the

Previous

10K
10K

300K

30K

Nov.

:

no.

performance

adjustment

(F)

(F)

1984

:

BB-5406X,

on

Voice

New

100K
100K
750K

33K

BB-5621X

No. AX-80/2

P.C.

CB.

CB.
CB.

CB.

:

•

A

•

:

Board,

Don't

Care

Level Change

No

Change

DATE:

the

following

May 1985

parts

have

MODEL:

AX-80

No.

AX-80/2

DATE

May

1985

:

004

MODEL:

005

Subject: Parts information

The

following

VR905 PITCH

Ref.

No.

13-VR9Q5,

Changed from

Service

ref. no. :

parts have been

BEND,

VR906

Part

906

Prev.

New

Nov.

:

MODULATION.

No.

EV-354255

EV-358043

1984

BB-5579X

AX-80

Subject: To improve

For the ease of Cut-off

have been

Ref. No.

2-R139-839

changed

Previous

75 OK

performance

Frequency

from

750K to 680K.

.changed for the standardization

Description

VR ROTARY

VR

ROTARY 16L10X0X

No.

adjustment, R139-839

16L10XOV

AX-80/2

B103

B103

DATE:

on Voice

New

680K

of parts.

1985

May

P.C.

Board

MODEL:

006

Changed
Service ref. no. :

from : Dec. 1984

BB-5945X

AX- 80

Subject:

Trouble

countermeasure

To prevent the oscillation
been

Ref. No.

changed form

2-C110-810

Changed
Service

from :

ref.

no.

33pF

to

Part

No.

EC-200488

Jan.

BB-6124X

:

1985

of

56pF.

Sub

No.

OSC,

C110-810

Description

V

CE

C

AX-80/2

F05 CH

on Voice

560J

DATE:

P.C.

50DC

May 1985

Board

have

MODEL:

007

AX-80

Subject:

Parts

information

No.

AX-80/2

DATE:

May

1985

MODEL:

008

The

Oscillation X'tal

purpose*

Ref.

No.

3-X2

Changed

Service

from

ref.

AX-80

Subject:

IC

NJM4558D

Parts

used

standardization

Ref.

No.

2-IC7

2-IC101-
2-IC102-

801

802

2-IC107

2-IC307

2-IC507

2-IC707

X2

Part No.

Prev. EI-354168

EI-358944

New

Feb. 1985

:

no.

:

EI-358966

BB-5895Z,

information

on

Voice P.C.

of parts.

Part No.

Prev.

New

EI-

EI-

CPU

on

213390

338502

P.C.

Description

OSC

OSC

OSC

BB-5993Z

Board

Description

IC

IC

Board has

X'TAL

X'TAL

X'TAL

No. AX-80/2

has

been

NJM4558D

TL4558P

been

HC-16

NR-18

NR-18

changed

"

changed

6.5548MHz

6.5548MHz

6.5536MHz

DATE:

IC

to

for

the

May

TL4558P,

costdown

1985

for

the

IC

Socket

Ref.

No.

2-S13-20

Changed

from

for

IC

Part No.

EJ-359147

Feb.

:

Interchangeability

Service

ref.

no.

TL4558P

has

1985

IC

:

NJM4558D

combined,

output

: BB-6356X,

been

added

since

between

BB-6207X

for

Description

IC

it

IC

TL4558P

might

Socket

and

Voices.

IC^101-801

DILB

8P-8J

should

cause

not

the

be

used

imbalance

of the

MODEL:

AX-80

No.

AX-80/2

DATE: May

1985

009

Subject:

To eliminate

especially

P.C.

Changed

Service

Board

Ref.

3-R4

from

Ref.

Trouble

the

unit

on

been

has

No.

Februaly

:

No.

countermeasure

changing

problem

with

SX-5066/K-706-85

:

of

IC UPD7811G-144

changed

Prev.

150

from 150 to

1985

parameter in

as

82

New

FS

1/4W

82

IC2

FS.

Edit mode by

CPU P.C.

on

Description

ER-322421

itself,

Board, R4

on

CPU

AKAI

12-14,

TEL Tokyo

Printed No.

2-Chome,

(742)

ELECTRIC

Higashi-

1 1

51

850422-G1-1000

Kojiya, Ohta-Ku,

HIFIAKAI TOKYO

CABLE

Printed

CO.,

Tokyo,

TELEX

Date:JUNE

Printed

LTD.

Japan

J26261

18,1985

in

Japan