Onkyo Tx-1500 User manual

SERIAL

NO.3031

ONKYO.

SERVICE

MANUAL

SERVO

LOCKED

FM/AM

STEREO

RECEIVER

Model

TX—1500

Ra

hd

fs.

ba

Paynes

&

.

ee

at

ch

Pate

+

os

ONKYO.

AUDIO

COMPONENTS

SPECIFICATIONS

U.S.A.

Model

Amplifier

section

Power

Output

Total

Harmonic

Distortion

IM

Distortion

Damping

Factor

Frequency

Response

Sensitivity

and

Impedance

Phono

Overload

Bass

Control

Treble

Control

Signal-to-Noise

Ratio

RIAA

Curve

Deviation

Tuner

section

Tuning

Range

Usable

Sensitivity

50

dB

Quieting

Sensitivity

Intermediate

Frequency

Capture

Ratio

Image

Rejection

IF

Rejection

Signal-to-Noise

Ratio

Alternate

Channel

Att.

AM

Suppression

Harmonic

Distortion

Frequency

Response

Stereo

Separation

Muting

Level

Stereo

Lamp

Level

Locking

Level

Tuning

Meter

General

Power

Supply

Dimensions

(Wx

H

x

D)

Weight

15

watts

per

channel,

min.

RMS,

at

8

ohms

or

4

ohms,

both

channels

driven,

from

20

Hz

to

20

kHz,

with

no

more

than

0.5

%

total

harmonic

distortion.

17

watts

per

channel,

min.

RMS,

at

8

ohms

both

channels

driven,

1

kHz,

0.5

%

THD.

20

watis

per

channel,

min.

RMS,

at

4

ohms

both

channels

driven,

1

kHz,

0.5

%

THD.

0.5

%

at

rated

power

0.3

%

at

|

watt

output

0.5

%

at

rated

power

0.3

%

at

1

watt

output

20

(8

ohms

1

kHz

10

watts)

20

—

30,000

Hz

(£1

dB)

PHONO:

2.5

mV

50

kohms

TAPE

PLAY:

1!50

mV

450

Kohms

TAPE

REC:

150

mV

50

kohms

100

mV

RMS

1

kHz

0.5

%

THD

+

12

dB

at

100

Hz

*10

dB

at

10

kHz

PHONO:

65

dB

(IHF

C

NETWORK)

TAPE:

80

dB

(IHF

C

NETWORK)

*0.8

dB

at

30

Hz

to

15

kHz

FM:

88

—

108

MHz

AM:

530

—

1605

kHz

FM

mono:

2.3

LV

12.4

dB

FM

stereo:

5

BV

19.2dBf

AM:

25

wv

FM

mono:

4.5

UV

18.3

dBf

FM

stereo:

50

pV

39.2

dBf

FM:

10.7

MHz

AM:

455

kHz

FM:

2

dB

FM:

45

dB

AM:

40

dB

FM:

80

dB

AM:

30

dB

FM

mono:

65

dB

FM

stereo:

60

dB

AM:

40

dB

FM:

60

dB

FM:

50

dB

FM

mono:

0.25%

AM:

09%

FM

stereo:

0.5

%

FM:

30

—

15,000

Hz

*1.5

dB

FM:

35

dB

at

1

kHz

30

dB

at

100

—

10,000

Hz

FM:

3

pV

(14.7

dBf

FM:

3yV

(14.7

dBf)

FM:

3

pV

(147

dBf)

Signal

Strength

Meter

AC

120

V

60

Hz.

17-5/16"

x

5-7/8"

x

12-3/16"

439

x

149

x

310

mm

16.1

lbs.

7.3

kg.

Amplifier

section

Power

Output

Dynamic

Continuous

Total

Harmonic

Distortion

IM

Distortion

(70

Hz:

7

kHz=

4:

1)

Damping

Factor

Frequency

Response

Sensitivity

and

Impedance

Phono

Overload

Tone

Control

BASS

TREBLE

Signal-to-Noise

Ratio

RIAA

Curve

Deviation

Tuner

section

Tuning

Range

Usable

Sensitivity

50

dB

Quieting

Sensitivity

Intermediate

Frequency

Capture

Ratio

Image

Rejection

Ratio

IF

Rejection

Ratio

Signal-to-Noise

Ratio

Alternate

Channel

Att.

Selectivity

AM

Suppression

Ratio

Harmonic

Distortion

Frequency

Response

Deemphasis

Switch

Stereo

Separation

Muting

Level

Stereo

Threshold

Servo

Lock

Lamp

Level

Spurious

Rejection

Sub

Carrier

Suppression

Tuning

Meter

General

Power

Supply

Rating

Controls

Antennas

Outputs

Inputs

Dimensions

Weioht

Semiconductors

Universal

Model

70

watts

total

at

4

ohms

0.5

%

THD.

20

watts

per

channel,

min.

RMS,

at

4

ohms

both

channels

driven,

0.5

%

THD.

at

1

kHz

17

watts

per

channel,

min.

RMS,

at

8

ohms

both

channels

driven,

0.5

%

THD.

at

1

kHz

15

watts

per

channel,

min.

RMS,

at

4

ohms

or

8

ohms

both

channels

driven,

from

20

Hz

to

20

KHz,

0.5

%

THD.

0.5

%

at

rated

power

0.3

%

at

1

watt

output

0.5

%

at

rated

power

0.3

%

at

1

watt

output

20

(

8

ohms

1

kHz)

20

—

20,000

Hz

(+1

dB)

PHONO:

2.5

mV

50

kohms

TAPE

PLAY:

150

mV

50

kohms

TAPE

REC:

150

mV

50

kohms

100

mV

RMS

at

1

kHz

0.5

%

THD.

+12

dB

at

100

Hz

*10

dB

at

10

kHz

PHONO:

65

dB

(HF

C

NETWORK)

TAPE:

80

dB

GHF

C

NETWORK)

+0.8

dB

at

30

Hz

to

15

kHz

FM:

88

—

108

MHz

AM:

53Q

—

1605

kHz

FM

mono:

2.3

uv

(12.4

dBfIHF

1.8

pV

(S/N

26

dB,

40

kHz

Devi.)

DIN

FM

stereo:

5

pV

(19.2

dBf)

IHF

50

pV

(S/N

46

dB,

40

kHz

Devi.}

DIN

AM:

25

UV

FM

mono:

4.5

pV

(18.3

dBf)

FM

stereo:

50

uv

(39.2

dBf

FM:

10.7

MHz

AM:

455

kHz

FM:

2

dB

FM:

45

dB

AM:

40

dB

FM:

80

dB

AM:

30

dB

FM

mono:

65

dB

AM:

40

dB

FM

stereo:

60

dB

FM:

60

dB

FM:

42

dB

DIN

(£300

kHz,

40

kHz

Devi.)

FM:

50

dB

FM

mono:

0.25%

AM:

0.9

%

FM

stereo:

0.5

%

FM:

30

—

15,000

Hz

*

1.5

dB

FM:

50

ps/75

ps

FM

stereo:

35

dB

at

1

kHz

30

dB

at

100

—

10,000

Hz

FM:

3uV

FM:

3

UV

FM:

3

UV

FM:

78

dB

(1/2

IF)

FM:

40

dB

Signal

strength

meter

AC

110/120/220/240

volts

50/60

Hz

POWER

SPEAKERS

(OFF,

A,

B,

A+B)

SELECTOR

(AM,

FM,

PHONO)

TAPE

MONITOR

1

&

2

TUNING,

VOLUME,

BALANCE,

TREBLE,

BASS

FM

MUTING/SERVO

LOCK

SWITCH

LOUDNESS,

MODE

FM:

300

ohms

balanced

AM:

built

in

ferrite

core

antenna

and

external

terminal

SPEAKER

A

&

B,

HEADPHONES

TAPE

REC

OUT

1

&

2,

DIN

REC

OUT

PHONO,

TAPE

PLAY

1

&

2,

DIN

PLAY

FM

&

AM

ANTENNA

439

W x

149

H x

310

D

mm

7.3

ke.

1

FET,

12

Transistors,

7

ICs,

21

Diodes

Specifications

and

features

are

subject

to

change

without

notice.

SERVICE

PROCEDURES

:

I.

REMOVEMENT

OF

DIAL

GLASS

(1)

Pull

TUNING

knob

off

the

TUNING

shaft.

(2)

Remove

four

hex

volts.

2.

REMOVEMENT

OF

FRONT

PANEL

(1)

Pull

all

knobs

off

control

shafts.

(2)

Remove

two

hex

volts.

(2)

Remove

three

screws.

3.

REPLACING

STEREO

/

LOCKED

INDICATOR

(L.E.D.)

(1)

Remove

four

screws

which

hold

the

top

cover

to

the

chassis

and

lift

off the

top

cover.

(2)

Remove

a

screw

which

hold

the

PC

board

to

the

front

bracket.

(3)

There

is

a

cathode

mark

on

the

foot

of

L.E.D.

4.

REPLACING

DIAL

LAMP

fig—3

(1)

Remove

four

screws

which

hold

the

top

cover

to

the

chassis

and

lift

off

the

top

cover.

(2)

Remove

the

two

screws

which

hold

the

lamp

case

to

the

front

bracket.

5.

REPLACING

POWER

FUSE

(U.S.A.

MODEL)

(1)

Remove

four

screws

which

hold

the

top

cover

to

the

chassis

and

lift

off

the

top

cover.

Cathode

aie

mark

(2)

Replace

a

fuse

between

a

back

panel

and

a

power

transformer.

6.

REPLACING

SPEAKER

FUSE

(1)

Remove

a

screw

which

hold

the

fuse

cover

to

the

back

panel.

STRINGING

DIAGRAM

2

1.

Open

the

variable

capacitor

complete

and

tie

dial

cord

=Ste

to

the

spring

of

the

drum.

2.

Thread

dial

cord

in

the

direction

of

arrow

from

(to

(8)

and

wind

dial

cord

three

turns

around

the

tuning

shaft

counter-clockwise.

3.

Thread

dial

cord

in

the

direction

of

arrow

from

G)to

45.

;

oY

q0.

ate

2

co

F

seas

|

:

1

Sean?”

Frequency......Max.

4.

Thread

dial

cord

to

the

dial

pulley

5.

©}

Dial

Pulley

2

COMPONENT

LOCATION

PARTS

REF.

NO.

WO

oO =~

HD

oO fF

WH

Nee

—

co

1]

12

13

14

1S

LIST

PARTS

NO.

DESCRIPTION

13779121

Front

Panel

Ass’y

27210067

Front

Panel

28125039A

End

Cap,

Left

28125040A

End

Cap,

Right,

28191016A

Dial

Glass

870054

Washer

27270017A

Spacer

84334015

M4x15

Hex

Volt

27267026

Power

Switch

Guide

863140

N-4F-N

Nut

27267010

Push

Switch

Guide

25045018

LJ-100-H

Stereo

Headphone

Jack

243069

NIND-0500S869

Strength

Meter

28130048A

Dial

Plate

27240011

Bracket,

Dial

Plate

PC

BOARD

PARTS

LIST

NAAR-—395

PC.

BOARD-PARTS

LIST

CIRCUIT

NO.

Q001

Q002

Q003

Q101

Q105

Q106

Q107

Q108

Q302,

Q402

Q701,

Q702

Q703

DESCRIPTION

STOCK

NO.

TRANSISTORS

2SC380(0)

2210123

asc3socy)

OF

FM

RF.

Amp.

2210124

7

28C785(O—1),

Mixer

2210380

28C394(O),

FM

OSC.

2210393

2SC380(0)

2210123

asc3gocy)

of

FM

IF

Amp.

2210124

7

2SC1317(R)

2210943

28C1740(Q)

or

Locked

Lamp

Switch

7711182

%

2$C1317(Q)

|

2210942

e

28C735(Y)

or

Mono—ST.

Switch

2710244

or

2S8C945(1)

(K)

.

2210741

9sc1740(s)

oF

Mutins

2211184

7

2SC1740(S),

Locked

Lamp

Switch

2211184

28C1312G)

|

tone

Am

2210137

2SC1344(E)

P.

2210975

28C733(BL)

2210086

2SC1740(S)

or

Transient

Killer

7211184

or

2$C1318(R)

2211043

28¢1318(8)

°F

Rectifier

2211044

7

REF.

NO.

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

CIRCUIT

NO.

Q102

Q103

Q104

Q301,

Q401

Q501,

Q502

D001

D101,

D102

D105,

D108

D702-D704

D106

D109

D701

D901,

D903

D905,

D907

D909,

DI10

D911

D912

D913

PARTS

NO.

DESCRIPTION

27300036

Pointer

Rail

28165031

Pointer

27110037

Front

Bracket

280379

Leg

831130162

3STW+16BQ

831130062

3STW+6BOQ

27170024

Bottom

Board

28184023A

Amp.

Cover

(U.S.A.

Model)

28184024

Amp.

Cover

(Universal

Model)

838440109

ATTB+10C

(BC)

28320133

Push

Button

A

28320171A

POWER

Knob

28320170

TUNING

Knob

2830132

VOLUME

Knob

28320131

TONE

Knob

834130062

3STS+6BQ

DESCRIPTION

STOCK

NO.

ics

LA1230,

Quadrature

Det.

222455

LA3350,

MPX.

222449

HA—1151,

AM

222418

TA7129(ONK),

EQ.

Amp.

222451

STK-—075,

Power

Amp.

222010

DIODES

182687,

Variable

Capacitor

223110

181555

223105

VD1212,

Varistor

4000022

IN60

223103

181554

223106

GP-15B

223842

10D2

or

223805

or

181886

223806

BZ-—130

223929

WZ-—150

223915

NAAR—395

PC.

BOARD-PARTS

LIST

F901

2A(ST—2),

Fuse

Holder,

SNS0S1

CIRCUIT

DESCRIPTION

STOCK

NO.

CIRCUIT

DESCRIPTION

STOCK

NO.

|

COILS

C701

4.

7UFSOV,

Elect.

352780471

LOOL

=

NFA

3001

pay

pg

233088—1

C702

220UF16V,

Elect.

352742211

NFA-3009

r

233106

C105

—-

22UF35V,

Elect.

352762201

L002.

NERF—3005,

PM

RE.

233103

C106

—-

220uF

35V,

Elect.

352762211

L003

NFT—1501,

FM

RF.

333037

C914

470UFSOV,

Elect.

352784711

L004

NFO-

3003,

FM

OSC.

233090

C915

A70LF35V,

Elect.

352764711

L101

NCCH-—

1501

3

3uH

233024

C916

100UF16V,

Elect.

352741011

NcCH—1005

°7

7°

#

233105

°

L102.

=NCCH—1506

18pH

233074

VARIABLE

RESISTORS

L103,

L104.

NMC—8-—5,

L.P-F.

233021

R149.

NIOHRIKBC,

Separation

Adjust.

5225018

L106

NMO-—2503,

AM

OSC.

232013

R1S2

NIOHRSKBC,

19

kHz

Adjustment

5225056

R336,

R436

N24RGP250KBT30—41C,

Volume

5172042

TRANSFORMERS

R342

NI6RL100KW30,

Balance

5104046

TOO]

=

NIT—0518,

FM

IP.

233085

R345,

R391

11

6RGM100KB30,

Tone

5148014

TIOl

=

NIT-3516

ay

yy

233083

R445,

R451

r102NIT-0S19,

AM

Det

332041

RESISTORS

meee

an

R701

—-:1.2k922W,

Oxide

Film

441721224

R709

620921

W,

Oxide

Film

431626214

i

.

4

_

CERAMIC

FILTERS

R904

—«:100922.W,

Oxide

Film

441721014

X101,

X102

SFE—10.7MA,

FM

IP’.

3010003

R905

22002,

Oxide

Film

441722214

M103

CFZ—455C,

AM

IP.

3010004

R157

S60Q.W,

Oxide

Film

431625614

CAPACITORS

SWITCHES

\co0s

NVC2-3278A,

Variable

3050004

S801

NRS—143—30ZV,

Source

Selector

25030075

S802-

TCOOS

NTC—10P02,

Trimmer

3060003

s8n4

NPS—122X3LA,

Mut.

Tape—1,

2

25035032

CLOT

4THE,

25V,

Elect.

35275047

$805,S806

NPS—222—L14A,

Loudness,

Mode

25035049

C106

22UFI0V,

Elect.

35273220

Cl43

PSOV,

Elect,

382780101

TERMINALS

clad.

c14s

0-22uF'

20%

SOV

a"

309880297

P801

NPJ—2PDBL10,

Phono

Input

25045034

C153

150pF+10%

SOV,

Polysteren

372321525

P802,

P803

NPJ-4PDBL11,

Tape

25045020

C154

0.47

uF

420%

50V,

LL

392884797

C155

0.22

20%

SOV,

LL

392882297

SHIELDED

PLATES

C156

—

0.33

uF

£20%

50V,

LL

392883397

Front

End

Top

27150056A

C158

—-

220UF

16V,

Elect.

352742211

FM

OSC.

27150057

C160

47

UF

10V,

Elect.

352734711

The

Universal

type

adds

from

the

USA

model

at

the

following

parts.

C166

—-

3600p

£5%

SOV,

Polysteren

372323614

S807

NSS—2225,

De

Emphasis

C170

—«

IMFSOV,

Elect.

35278010!

Selector

Switch

250142

C173

3.3uPSOV,

Elect.

352780331

P804

S-13316,

DIN

Socket

250199

C175

——-0.039k

P+

20%

SOV,

DE

374123937

C176:

10UT16V,

Elect.

352741001

.

C177

100M

16V,

Elect.

352741011

PILOT

LAMP

PC.

BOARD—PARTS

LIST

C178

—-

100

F6.3V,

Elect.

352721011

C302,

C402

4.7UF25V,

Elect.

352750471

CIRCUIT

DESCRIPTION

STOCK

NO.

C303,

C304

100KF,

6.3V,

Elect.

352721011

PILOT

LAMPS

C308,

C408

0.47UFSOV,

Elect.

352784791

PL801_

|

C309,

C409

0.33uUhr+20%

SOV,

LL

392883397

PL803

250mA,

6.3V,

Dial

Wlumination

210026

clay

RN

og

rt

re

Hr

S08

0

'332,C

O047UF

210%

SOV,

DE

PLsol

-

Pow:

ern

©

oo(

St

C333,

C433

2.2uF+20%

SOV,

LL

392880227

4

Dine

Vowre

2looiSA

C335,C435

220uF16V,

Elect.

352742211

L.E.D.PC.

BOARD—PARTS

LIST

C336,

C496

3

au

FSOV,

Elect.

352780331

C337,

C437

|

CIRCUIT

DESCRIPTION

STOCK

‘NO.

C501,

C601

1uF*20%

50V,

LL

392880107

NO.

C502,

C602

33NFIOV,

Elect.

352733301

D801,

D802

SE1103R,

L.E.D.

225010

C506,

C606

100KF16V,

Elect.

352741011

C507,

C607

47UF50V,

Elect.

352780471

C508,

C608

4

a

psoy

EI

359780471

POWER

FUSE

PC.

BOARD—PARTS

LIST

°

TLE

,

Elect.

csi,cen

(Only

U.S.A.

Model)

252044

250113

ALIGNMENT

PROCEDURES

INSTRUMENTS

REQUIRED

1.

AM

Sweep

Generator

2.

AM

and

FM

Signal

Generator

3.

Vacume

Tube

Voltage

Meter

(VTVM)

AC,

DC

4.

Oscilloscope

5.

Distortion

Analyzer

6.

Stereo

Modulator

7.

Frequency

Counter

(1)

AM

IF

ALIGNMENT

1.

Set

SELECTOR

switch

to

AM.

2.

Set

radio

dial

to

quiet

point.

AM

Sweep

Generator

Adjust

AM

Output

GENERAL

ALIGNMENT

CONDITIONS

1.

Signal

input

should

be

kept

as

low

as

possible.

2.

Standard

modulation

is

400Hz

30

%

(AM),

400Hz

100

%

(FM

MONO)

pilot

10%

sub

and

main

90%

(FM

STEREO).

Oscilloscope

Vv

Remarks

X103

(CFZ-455C)

Maximum

Symmetrical

Usually

not

necessary

Response

to

adjust

(2)

AM

RF

ALIGNMENT

1.

Remove

a

screw

on

the

AM

antenna

cover.

Loop

Antenna

AM

Signal

60cm

iment

[ct

Set

Signal

Set

Radio

Dial

Bar

Antenna

XI

Tx-1s00

|

—Ovtpet

J

ac

vive

Oscilloscope

Pd

Adjust

VTVM

reading

Remarks

515

KHz

400

Hz

30

%

Lower

end

(515

KHz)

L103

NMO-2503

Maximum

Repeat

step

1

and

1680

KHz

400

Hz

30

%

600

KHz

400

Hz

30

%

Upper

end

(1680

KHz)

600

KHz

|

LOO5

2

as

necessary

TC-002

Maximum

Repeat

step

3

and

NMA-1008

1400

KHz

1400

KH

400

Hz

30

%

(3)

FM

FRONT

END

ALIGNMENT

1.

Set

SELECTOR

switch

to

FM.

2.

Push

MUTING

switch

to

off.

4

as

necessary

TC-001

Maximum

3.

Connect

FM

Signal

Generator

to

300-ohm

antenna

terminals.

4.

Connect

DC

Voltmeter

to

TP-1

terminals.

30022

Voltmeter

FM

Signal

Dial

to

Generator

|

set

|

Quiet

|

T1O1

Bottom

DC

Voltmeter

Point

Repeat

step

1

and

98

MHz

60

dB

Distortion

,

2

as

mecessary.

M

400

Hz

100%

mod.

98

MHz

|

TIOI

Top

InuMuUN

Analyzer

-

90

MHz

60

dB

L004

M

400

Hz

100%

mod.

90

MHz

OSC

Coil

NFO-3003

axial

Repeat

step

3 and

|

4

106

MHz

400

Hz

-

as

necessary.

O05

Maximum

60

dB

100%

mod.

106

MHz}

100

ax

90

MHz

400

Hz

90

MHz

|

LOO1,

L002

AC

VTVM

or

|

Maximum

100%

mod.

.

Oscilloscope

Repeat

step

5

and

6

aS

necessary.

106

MHz

400

Hz

106

MHz

TCOO3

Maximum

y

Output

Indicator

Remarks

Adjust

No

signal

100%

mod.

TCO004

98

MHz

400

Hz

TOOI

|

100%

mod.

98

MHz

NIT-0518

Maximum

—_—_———

NOTES:

When

adjust

step

5

and

6,

set

FM

Signal

Generator

level

as

low

as

possible.

(4)

FM

MONO

DISTORTION

AND

MULTIPLEX

ALIGNMENT

EXT.

mod.

Connect

AC

VTVM

across

SPEAKER

terminals.

|

Seton

FM

at

Set

Alignment

FM

Signal

Generator

|

Stereo

Modulator

Adjust

ate

Adjust

for

Remarks

LL

__t

-

_

Mono

98

MHz

400

Hz

T101

Distortion

_

Distortion

100%

mod.

60

dB

Bottom

Analyzer

Minimum

98

MHz

400

Hz

Frequency

no

mod.

60

dB

Counter

19000419

Hz

STEREO

INDICATOR

should

light

up

when

stereo

program

is

being

received.

Pilot

Sig.

10%

AC

VTVM

98

MHz

EXT.

Mod.;

Main

&

Sub

Sig.

|

98

MHz

R149

Ri,

Minimum

1

KHz

Lch

90%

ight

ch.

|

.

Repeat

step

Multiplex

Pilot

Sig.

10%

1

&

2

as

Same

as

above

Main

&

Sub

Sig.

|

98

MHz

AC

VIVM

i

necessary

Minimum

1

KHz

Rech

90%

Left

ch.

CHASSIS

LAYOUT

2h:

(22:

2h

PARTS

LIST

U.S.A.

Model

REF.

NO.

PARTS

NO.

1

13779595

2

13779596

3

13779597

4

13779599

5

222010

6

230185

7

3504081

8

3504012

9

25035047

10

25030074

11

25060003

12

25060001A

13

25050008A

14

253072

15

252025

16

25050004

17

243069

18

27110037

19

27205006

20

27250011A

21

27185003

22

27115018

23

27140144

24

27130098

25

27160024

26

27200019

27

273803

28

273903

29

27190024

30

232063

31

27120065A

32

270025

ao

ADD,

(na

'

Teo

[@]

|

“1004

cued

L002

Ti

©

ES

ro}

Cc

]

woalel

OV)

@)

me

Z

:

aa

LJ

LE

_

8)

17;

Ae

DESCRIPTION

NAAR-—395

Tuner

and

Pre/Main

Amp.

P.C.B.

NAF

U-—

396

Power

Fuse

P.C.B.

NAPL—397

Dial

Iumination

Lamp

P.C.B.

NAPL-—399

STEREO/LOCKED

Indicator

P.C.B.

STK—075

Power

Amp.

IC

NPT—616D

Power

Transformer

4700UF

35V

Elect.

Capacitor

0.014F

220%

125V

UL

Capacitor

NPS—111—L12P

Power

Switch

NRS~—

144—30Y

Speaker

Selector

Switch

NTM—4PUN1—L

Antenna

Terminal

NTM—-4WPUN1

Speaker

Terminal

S—16432

AC

Outlet

AS-—UC

AC

Cord

2.5A—T

Speaker

Fuse

Holder

with

Cover

NIND—0500S869

Strength

Meter

Front

Bracket

Drive

Shaft

Ass’y

Lamp

Case

Dial

Pulley

Side

Bracket

Bracket,

Dial

Pulley

Bracket.

Power

Transformer

Heat

Sink

Dial

Drum

Dial

Drum

Spring

Dial

Cord

AM

Antenna

Case

NMA-—1008

AM

Bar

Antenna

Back

Panel

SP—3P—4

Strainrelief

Universal

Model

|

REF.

NO.

1

Oo

oc

~)1

co

in

10

12

13

14

15

16

17

18

19

20

21

22

24

25

26

27

28

29

30

31

32

PARTS

NO.

13780595A

None

13779597

13779599

222010

230186

3504081

3500052

25035034

25030074

25060003

25060001A

None

252025

25050004

243069

27110037

27205006

27250011A

27185003

27115018

27140144

27130098

27160024

27200019

273803

273903

27190024

232063

27120066

None

DESCRIPTION

NAAR-—395a

Tuner

and

Pre/Main

Amp.

P.C.B.

NAPL—397

Dial

Illumination

Lamp

P.C.B.

NAPL—399

STEREO/LOCKED

Indicator

P.C.B.’

STK—075

Power

Amp.

IC

NPT—616ADGQ

Power

Transformer

4700MF35V

Elect.

Capacitor

PME271Y510CEE

IS

Capacitor

NPS—121-—L

Power

Switch

NRS—

144—30Y

Speaker

Selector

Switch

NTM—4PUN1—-L

Antenna

Terminal

NTM—4WPUN

I

Speaker

Terminal

2.5A—T

Speaker

Fuse

Holder

with

Cover

NIND-—0500S869

Strength

Meter

Front

Bracket

Drive Shaft

Ass’y

Lamp

Case

Dial

Pulley

Side

Bracket

Bracket,

Dial

Pulley

Bracket,

Power

Transformer

Heat

Sink

Dial

Drum

Dial

Drum

Spring

Dial

Cord

AM

Antenna

Case

NMA-—1008

AM

Bar

Antenna

Back

Panel

The

Universal

Model

adds

from

the

U.S.A.

Model

at

the

following

parts.

25050018

252015

250227

253083

250186

PA—125,

3P

Inlet

1.5A—T

Power

Fuse

SFO40A3

PS

Plug

AS—CEE

AC

Cord

SI—7205—7

VS

Socket

SCHEMATIC

DIAGRAM

U.S.A.

Model

NAAR

-395

18

a8

GND

i

Loot

NFA-3001

or

NFA-3003

aH

--

A

-

--

10

-

FM

300N

LL

Too

1SPF,,

a

AM

1

©

oy

be

:

cong

£009

Tene

RO13

pees

.

ROO

680K

Co1s

10PF

~

¢017

ote

AM

ANT

DOO?

|,6917..,

te

—

ar

LR

=)

NFO-3003

SOK

rt

ROW

SISPRIY

=

ROM

ZCOte

y

v

180K

J

[TH

S

10K

v

/

;

(CH)

'

va

é

tor

eae

“TE002

VOomy

~~

7

WC

aaa

=TEO0S

E008

:

;

NMA-1008

o

|

R321

3K

REC~1

pao?

aod

i

c

R301

moms:

re

ca

100K

wta/es

F

sis

QO

PbOt

ROR

ae

RLO3

100K

SWITCH

$801

(SELECTOR)

$802

(TAPE

MONITOR

-

1):

$803

(TAPE

MONITOR

-

2):

$804

(MUTING,

LOCK)

$805

(MODE)

$806

(LOUDNESS)

$808

(SPEAKERS)

$901

(POWER)

:

1-AM,

2-FM,

3-PHONO

1-OFF,

2-ON

1-

OFF,

2-ON

:

1-

ON,

2-OFF

:

1-

STEREO,

2-MONO

>

1-OFF,

2-ON

:

1-OFF,

2-A,

3-B,

46-A+8

:

1-

OFF,

2-ON

D001

152687

@301

2SKI9(GR)

Q107,

108

25174015)

D101,102,105,108

64566

Q002

25C785(0-1)

Q301'401

TA7129P(ONK)

Q303

25C394(0)

0302,

402

yeclaectel.

or

25€1312(G)

V01212

GtOl

25C380(O)or(Y)

501.602

STKO75

NGO

Qi02

LA!230

Q701,

702

2SC1740S)

of

28C733(BL)

1$1554

Q103

LA3350

Q703

25C1318(R)

or

(5)

GPISB

Q104

HATISI

ae

ses

alam

Ly

cin

3

or

(5.6¥)

4

-W2-130

Q106

28C1317(Q)

!

fw’

or”

|NAPL-399

6107

or

2SC734Y)

:

‘

ay,

:

47/28

ANL2

&2K

ban

i

STV

iiead

O

©

Cem

2

ont)

#8)

‘ef

T

mem

TH

T101

NIT-

3516

ae

He

oe

NFIE=6003

x101

SFE1Q7MA

R119

10K

OV

RIO

RNS

12K

R121

«AY23

2

R120

68

100K

ae

ee

100K

RIE

102

ca

2K

PLOO1-803

&3V025A

PLBOL

6.3V0.05A

zivoitCRr

L103

ee

NMC-8-3

Aqua

a

750

Po

33k

MILL

:

C916

|

'

7We

100/16

voit)

6146

C148

00068

Q0047

cw

9

00068

Cie?

i.

a

0.0047

-pee

Q

iene

Ride

C145

Lie

3.3K

Q22/50

MILLI

AC

120V

60Hz

cir

gris]

R69

Lyn,

33/50

OK

|

12k

nity

M

0105

D106

R504

\SK

1

oe

ate

a

*

Vs

MILL

aie

[24v)"|

cso

mt

sen

Sion

i

EL

et

0.047

|

rae

ae

ee

100K8

:

510

Bg

:

ieee

|

5.6K

4,

—_

!

Rous

Reso

.

-

20K

:

ey

Aeon

|

C601

aK

1/80

”

SPEAKER-A

<

©

w

o

8

-

8

ND

O

+

aes

30

L

RL37 C434

ne

|

ie

(Vv

2W)

1M

=

10PF

2.2K

13/40

>

Ae

00018

:

605

100

RY

4

PHONES

R665

-_

iy

6750

100K8

=i

100/16

!

REOL

oe

18K

NOTES;

ALL

RESISTORS

ARE

IN

OHMS,

'/4

WATT

UNLESS

OTHERV/ISE

NOTED.

ALL

CAPACITORS

ARE

IN

pF,

SOWV

UNLESS

OTHERWISE

NOTED.

ELECTROLYTIC

CAPACITORS

(—4#=-)

ARE

IN

yF/WVY.

VOLTAGE

(MEASURED

WITH

V.T.V.M).

DC

VOLTAGE

(NO

INPUT

SIGNAL).

{

v)

DC

VOLTAGE

(FM

STEREO)

SCHEMATIC

DIAGRAM

Universal

Model

D001

-

1$2687

Q001

2SK19(GR)

Q107,108

2SC1740(S)

D101,102.105,

108,

Teisee

Q002

25C785(0-1)

301/401

TA7129P{ONK)

0702-704

Q003

2SC394(0)

302,402

2SC1344(E)

or

2SC13121G)

wor

106----

-----

--VoI2I2

QI0}

2SC38XO)or(Y)

501,602

STKO7S

DIO9.-----

--

---

IN6O

Q102

LA1230

701,702

2SC1740(S)

or

25C7331BL)

\

|

P0012

181584

Q103

LA33S0

Q703,—-28C1318IR)

or

(S)

0901-907.

--

----GPI5B

Q104

HANS!

ves

909-911

---

----

1002

gr

S188

a105

2SC13171R)

sBl

8

on

CMAP

Ce

Se

eee

ee

a

:

S

Meter!

Vis

(DOI

2222

cee

ee

or

56V

Se

or

NAAR

-395a

0913

-------

--

--W2-130

Qio6

28C1317(9)

|

lana

ON

|NAPL-

-399

107

or

2SC73YUY

j

POS

rt

rn

rr

reer

47738

7K)

R142

&2K

kk

Tl

KA

are

[sev]

:

qoan

Qiot

>

got

fue

be

[Et

5

iv]

Cuts

;

shee.

me

dun sd)

ee

Jot

!

e

ak

or]

Tio1

’

tia

}i0

7)

a7K

Lamp

GND

|

R103

>)

ox

L102

NIT

3516

eka‘aig

?

pw

Loo!

v

Ql

oma

ie

Ad

rep

NS

1808__ox

NEE

=6003

.

rot

NFAn3001

coo

Rig

RIN?

1!

or

NFA-3009

.

abs

‘?

ie

Ny

aT

OK

72

ls

t

|

Aw

:

s

FM,

|

R101

gR02gT

SVT

300N!

|

330

¥

tox

=

Lt

!

a

f

!

a

mos

BK

Oo

AM

1

©

68

i

L_

c102

cama

£

Le

100/638

NAPL-397

[a

eee

~

Aan

ANT

K,

,

-

143

?

be

ne)

core

SPF

=H

eo

crs

#08

/

“

al

2

10K

360PF

UST)

MO

“2503

a

i

PLOO1-603

GIVOZ5A

aera

Der

PLsa

6.3V0.05A

an

vCOO1

1008

NMA-1008

4

T901

NPT

-6164

060

GRA

7

1

|

R321

3K

|

REC-1

904

001/

250v

PLAY-1

REC

-2

2AST-SV/110V/1204

158

9

/720V/200V

Po01

F902

wa

f

L

FO1a

PLAY-2

Low

WWJ

Ree

C145

VOLTAGE

AC

1107120V

CELA

wuioh

33K

023750

SELECTOR

eae:

220/260V

iva

Bok

|

12

Jao

50/60

Hz

P04

TAPE-1

DI0S

OI06

>

REC/

PB

rans

TEC)

oo

103P/

500

PLAY-2

rete

NOTICE

:

Fore

Sve

SPECIFIC

REGIONS,

CIRCUIT

IS

CHANGED

FOR

Zev

J

-

THe”

REGIONAL

VOLTAGE

ONLY.

REC-2

PLAY-1

CRT

(—

RIGHT

—

C3360

C337

REC-1

43/50

33/50

P802

P803

mus

our

|

by

»

e,

ol

35

as

ot

ae

FS01

2'9

oH)

OL

Fe

ie)

Op.

LEFT

hore

mn

ee

Pye

70PF

E

!

(

PHONO

}

254

PS

|

RLO1

cso3

y

PRLOS

BALANCE

we

i

eso.

|

100K

100/6.3

«

onits,

430

C438

IND

f

RIGHT

©

=

saad

se08

esol

RUZ

C402

g

beh

oso

r

Wo

47/25

ye

X

6}

mf

“Me

a

:

i

=

2

he

ihe

ot.

arf

rs

C404

608

100

AY

°

PHONES

S7PF

620K

me

sone

SWITCH

;

NOTES:

$801

(SELECTOR)

:

1-AM,

2-FM,

3-PHONO

ALL

RESISTORS

ARE

IN

OHMS,

'/4WATT

UNLESS

OTHERWISE

NOTED.

$802

(TAPE

MONITOR

-1):

1-OFF,

2-ON

ALL

CAPACITORS

ARE

IN

pF,

SOWV

UNLESS

OTHERWISE

NOTED.

$803

(TAPE

MONITOR

-

2):

1-

OFF,

2-0ON

ELECTROLYTIC

CAPACITORS

(-“#—)

ARE

IN

yF/WV.

$804

(MUTING,

LOCK)

-

1-

ON,

2-OFF

VOLTAGE

(MEASURED

WITH

V.T.V.M).

eae

Lane

:

ie

pene

a

2

ON

(WDC

VOLTAGE

(NO

INPUT

SIGNAL).

5807

(DE

EMPHASIS)

___1-

75y/SEC.

2-SOySEC

ME

DG

VOLTAGE:

EM'STERED)

$808

(SPEAKERS)

:

1-OFF,

2-A,

3-8,

6-A+B

$901

(POWER)

:

1-OFF,

2-ON

Onkyo TX-1500 User manual

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