Pioneer SA-1520 User manual

Q)

PIONEER’

The

future

of

sound

and

vision.

Service

AL

ETIIEN

STEREO

AMPLIFIER

SA=1520

SA=1520S

SA-1520

AND

SA-1520S

HAVE

FOLLOWING

VERSIONS.

ORDER

NO.

ARP2022

Applicable

model

Power

requirement

Destination

SA-1520

SA-1520S

AC120V

onty

U.S.A.

and

Canada

AC110V,

120V-127V,

220V,

240V

Kingdom

of

Saudi

Arabia

and

general

(switchable)

market

e

This

manual

is

applicable

to

the

KUC

type.

e

As

to

the

other

types,

refer

to

applicable

service

manuals.

1.

SAFETY

INFORMATION

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

2.

6,

REMOTE

CONTROL

UNIT

2.

EXPLODED

VIEWS,

PACKING

AND

SEOV

Se

PAG

SOSI

Seats

eoes

ae

eee

oe

hak

died

ae

PARTS

LIST

uly

asasrueaneess

oexguey

3

6.1

EXPLODED

VIEWS

AND

PARTS

LIST

...

23

3.

SCHEMATIC

DIAGRAM

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

7

6.2

ELECTRICAL

PARTS

LIST............

24

4.

P.C.

BOARDS

CONNECTION

DIAGRAM

.....

1

6.3

SCHEMATIC

DIAGRAM

...........

---

25

5.

P.C.B’s

PARTS

LIST

.................005

19

6.4

P.C.

BOARD

PATTERN

...........---

27

TOPANEL

FACILITIES

gas

acecisyyt

chosotnd

29

SUSPECIFICATIONS

.h.n's

da

<a

2oeu

dsia.a

any

wipers

PIONEER

ELECTRONIC

CORPORATION

4-1,

Meguro

1-Chome,

Meguro-ku,

Tokyo

153,

Japan

PIONEER

ELECTRONICS

SERVICE

INC.

P.O.

Box

1760,

Long

Beach,

California

90801

U.S.A.

PIONEER

ELECTRONICS

OF

CANADA,

INC.

505

Cochrane

Drive,

Markham,

Ontario

L3R

8E3

Canada

PIONEER

ELECTRONIC

[EUROPE]

N.V.

Keetberglaan

1,

2740

Beveren,

Belgium

PIONEER

ELECTRONICS

AUSTRALIA

PTY.

LTD.

178-184

Boundary

Road,

Braeside,

Victoria

3195,

Australia

TEL:

[03]

580-9911

©

PIONEER

ELECTRONIC

CORPORATION

1990

MA

APR.

1990)

Prired

i

SA-1520,

SA-1520S

This

service

manual

is

intended

for

qualified

service

technicians;

it

is

not

meant

for

the

casual

do-it-yourselfer.

Qualified

technicians

have

the

neces-

sary

test

equipment

and

tools,

and

have

been

trained

to

properly

and

safely

repair

complex

products

such

as

those

covered

by

this

manual.

Improperly

performed

repairs

can

adversely

affect

the

safety

and

reliability

of

the

product

and

may

void

the

warranty.

If

you

are

not

qualified

to

perform

the

repair

of

this

product

properly

and

safely,

you

should

not

risk

trying

to

do

so

and

refer

the

repair

to

a

qualified

service

technician.

WARNING

Lead

in

solder

used

in

this

product

is

listed

by

the

California

Health

and

Welfare

agency

as

a

known

reproductive

toxicant

which

may

cause

birth

defects

or

other

reproductive

harm

(California

Health

&

Safety

Code,

Section

25249.5).

When

servicing

or

handling

circuit

boards

and

other

components

which

contain

lead

in in

solder,

avoid

unprotected

skin

contact

with

the

solder.

Also,

when

soldering

do

not

inhale

any

smoke

or

fumes

produced.

1.

SAFETY

INFORMATION

(FOR

USA

MODEL

ONLY)

1.

SAFETY

PRECAUTIONS

The

following

check

should

be

performed

for

the

continued

protection

of

the

customer

and

service

technician.

LEAKAGE

CURRENT

CHECK

Measure

leakage

current

to

a

known

earth

ground

(water

pipe,

conduit,

etc.)

by

connecting

a

leakage

Current

tester

such

as

Simpson

Model

229-2

or

equivalent

between

the

earth

ground

and

all

exposed

metal

parts

of

the

appliance

(input/output

terminals,

screwheads,

metal

overlays,

control

shaft,

etc.).

Plug

the

AC

line

cord

of

the

appliance

directly

into

a

120V

AC

60Hz

outlet

and

turn

the

AC

power

switch

on.

Any

Current

measured

must

not

exceed

0.5mA.

a

Reading

should

Leakage

|

N0t

be

above

current

|

0-5mA

Test

all

exposed

metal

surfaces

2-wire

cord

Also

test

with

plug

reversed

+

Earth

(Using

AC

adapter

ground

plug

as

required)

AC

Leakage

Test

ANY

MEASUREMENTS

NOT

WITHIN

THE

LIMITS

OUTLINED

ABOVE

ARE

INDICATIVE

OF

A

PO-

TENTIAL

SHOCK

HAZARD

AND

MUST

BE

COR-

RECTED

BEFORE

RETURNING

THE

APPLIANCE

TO

THE

CUSTOMER.

2.PRODUCT

SAFETY

NOTICE

Many

electrical

and

mechanical

parts

in

the

appli-

ance

have

special

safety

These

are

often

not

evident

from

visual

inspection

nor

the

protection

afforded

by

them

necessarily

can

be

ob-

tained

by

using

replacement

components

rated

for

vol-

tage,

wattage,

etc.

Replacement

parts

which

have

these

special

safety

characteristics

are

identified

in

this

Service

Manual.

Electrical

components

having

such

features

are

identified

by

marking

with

a

A

on

the

schematics

and

on

the

parts

list

in

this

Service

Manual.

The

use

of

a

Substitute

replacement

component

which

dose

not

have

the

same

safety

characteristics

as

the

PIONEER

recommended

replacement

one,

shown

in

the

parts

list

in

this

Service

Manual,

may

create

shock,

fire,

or

other

hazards.

Product

Safety

is

continuously

under

review

and

new

instructions

are

issued

from

time

to

time.

For

the

latest

information,

always

consult

the

current

PIONEER

Service

Manual.

A

subscription

to,

or

ad-

ditional

copies

of,

PIONEER

Service

Manual

may

be

obtained

at

a

nominal

charge

from

PIONEER.

ae

2.

EXPLODED

VIEW,

PACKING

AND

PARTS

LIST

NOTES:

e

Parts

without

part

number

cannot

be

supplied.

@

The

f,

mark

found

on

some

component

parts

indicates

the

importance

of

the

safety

factor

of

the

part.

Therefore,

when

replacing,

be

sure

to

use

parts

of

identical

designation.

A

e

Parts

marked

by

“

©

”

are

not

always

kept

in

stock.

Their

delivery

time

may

be

:

longer

than

usual

or

they

may

be

unavailable.

Parts

List

Mark

No.

Part

No.

Description

Mark

No.

Part

No.

Description

A

Seanaee

Tanto

ee

fe

a

A

3

2SC3281

Transistor

(Q1)

a

Batt

ee

MAE

RODE

A

4

28C3281

Transistor

(Q2)

oe

so

epue

aad

A

:

45

IC

assy

5

ACG1003

Capacitor

(C1.0,01/AC125V)

46

Connector

assy

A

6

ATS1267

Power

transformer

47

AW2Z2805

input

assy

A

7

AKP-515

AC

socket

3-P

48

SP

SW

assy

A

8

AEK-122

Fuse

(2A)

(FU3)

49

AWz2947

AF

assy

A

9

AEK-122

Fuse

(2A)

(FU4)

BOe

gedit

tales

hd

che

Se)

ian

A

10

AEK-309

Fuse

(6.

3A)

(FU1)

51

AWZ2807

Control

assy

B

A

11

_BDG1012

AC

power

cord

52

AWZ2808

VOL

assy

12

AEC-510

Nyton

rivet

53

LED

assy

13

AEC-784

Leg

assembly

54

Remote

assy

14

AEE1014

Sheet

55

VSP

SW

assy

15

ABA-115

Screw

56

Terminal!

screw

16

ABA-258

Screw

57

Plug

17

ABA1011

Screw

58

Chassis

‘nmin

18

ABA1053

Screw

59

Rear

panel

19

BBT30PO80FMC

Screw

60

Bottom

plate

20

BBT30PO80FZK

Screw

61

Heat

sink

21

BBZ26PO80FMC

Screw

62

PCB

holder

22

BBZ30PO60FZK

Screw

63

Transformer

frame

23

BBZ30PO80FZK

Screw

64

Heat

sink

holder

24

NK9SOFUC

Nut

65

Heat

sink

holder

25

AMB1624

Front

panel

assy

66

Nylon

binder

C

26

AAK1443

Lens

67

grommet

27

AAK1918

Panel

A

68

PCB

spacer

28

AAK1919

Panel

B

69

Clamper

29

AAK1920

Acrylic

Pane!

70

Jumper

plug

30

AAK1921

Indicator

lens

OUi

ee

cra

ee

nae

thats

des

fe

31

AAB1098

Rotary

knob

(BALANCE)

Te

eet

a

oe

eas

32

AABI142

Rotary

knob

assy

(VOLUME)

73

Name

plate

33.

=

AAD1535

Power

knob

(POWER)

74

Knob

(plastic)

=

34

AAD1609

Button

(muting)

DO

i

PR

Ss

at

aetecBearec

oes’

Pina

atd

35

AAD1762

Knob

(function)

76

Warranty

card

36

AAD1763

Push

knob

(SPEAKERS)

77

Battery

37

ARB1244

Operating

instructions

38

ARD1012

Operating

instructiions

(for

SA-1520

type,

CU-SA007)

ARD1013

Operating

instructions

(for

SA-1520S

type,

CU-AV007)

D

39

AXD1142

Remote

control

unit

(CU-SA007)

40

AHA1239

Pad

41

AHD1849

Packing

case

(for

SA-1520

type)

AHD1850

Packing

case

(for

SA-1520S

type)

on

O

a

10

La

i

q

)

O

a

YY

Lv

I

q

0

Hd

YI

Wilt

MM

/

YS

ff

yyy"

fy

WUGULEBEY

me)

em

.

pe

MG,

Ml

Y

\

YY

oy,

2oE2

oy)

RG,

,

4

40

38

7,

R

ay

A

nw

—

SA-1520,

SA-1520S

|

€

3

4

5 6

;

3.

SCHEMATIC

DIAGRAM

INPUT

ASS'Y

(AWZ2805)

CONTROL

ASS'Y

(AWZ2807)

:

Q603,

604

:

BUFFER

AMP.

1C601:

AMP

CONTROL

Q602

:

POWER

ON

RESET

IC103

>

BUFFER

AMP

ia

om

ai

°

-

ee

IC103

>

NJM4558DXP.

Q603

:

anzzor|

ens

ie

=

|

e

Pen

Pe

beesat

a

f

-

—

Q602

©)

gait:

RN2201

G60!

:

RNIZ01

0613

iz

i

Fe

=

ee

praia

am

1SS252

a

wore

—

——

R622

7

\

ai

IC601:

R614

1

ba

1

aren

Gea

Ban

ens

ikea

“¥|

—

See

a:

~

Saree

=

ais:

REMOTE

>

;

$70

03

615,

peze

eit

eo

PDGO25

ceos

|

tk

Hi

3

0.25

&

cea,

Dé

C606

pu

patter

APs

= -

ater

Q604

d

Yoo

a2

00/10

mm

C601

33/16

Q602

(¥~)

2

o

—

ADAPTOR

RNIZO3

'47000/5

a)

Rg24

7 :

i

mae

B

S

[a

Remote.

PN

0610

TAR,

6],

PROTECT

Ly

:

=

ae

ee

1

dy

enti

cas

y

irs

Ete

Reis

1k

+

ceoa

Re

C608

|

Togo3

2601:

2

oa

:

Ch

PYO

FF

10k

01/25

JO../25

Q601

MU

TING

NT!

}

Ww

70

Bsr

MEOLo

ASSO

__D6I2,

614,

622,

623

:

188252

aaa

oa

~~

IC102

:

TCO163N

aor

EXTAL

Aeoliasstoes:

4

eee

se06

|

seoz

“R608

470

XTAL

Tas”

cnggeceoeu

AcLigy?

_<

0605:

REZS

AN

Q710

:

RNZ201

0212,

215

:

RN2201

TAPE

R609”

470

PGS

Te

se

i

2SC3377

0614

(172w)

Q7il

:

RNIZO3

D620

:

AELIO38

IC

AL

RGIO

470

ad

ere

Sa

T

uaa

0702

:S5666

Iclo02

=

PCI

Rng

ge05

:

[|

0626

:

1Iss252

1

FUNCTION

poo

FS

9603

F

120

Q6OS

:

REMOTE

ASS'Y

(C502

:

Mt

cg

SWITCH

Ne

pes

PHONO.

POWER|06'9:

AELI6S

|

A\

Q709

:

2SA1515

net

=

“G4

0604

S

R626

o2i5

siz

.

25

RI35_

47k

fo]

st

Preiss

4

OtneR

SUPPLY

Q606

Sikivaw

Q709

D702

0620,

+

iy

(0725

RI36_

47k

of.ck

a

PFY

ce

|

(

a7?

y

ees

ils

we

7

FE]

sca

|

osos

LED

DRIVE

pee

ion

oH)

‘ive

3]

peel2s.

SP]

TAPE

ZRg20

ren

60g

[e£?

(yt.

ney

j

RI37_47k

PES

:

ae

[ed

24]

~a_|

0606

olka

(e)

4

ceas

a

Ru

|

PE2t3NY

—-Viveo

ae.

Us

2.2/50

4

REMOTE

IN

wwe

ir

ose

@§

278

ner

[fai]

PAS

oe

:

S)

Oe

ace yaa

free\

R633

a

3

(I

LEO

EX,

REMOTE

CONTROL

60

fot

STANDBY

®

270

-]

vss

PEO

o214

Ic248

R628

th)

2.2k

ve

INPUT

a

2

/SLEEP

RNI2Z201

10725)

Yoee

747

CD

21,

+

18V,

R149

A

CI

AELIO65

Q213

RNI2O1

I

GND.

680

ij

RNT

RNS

RIT,

270

5 9

—_

hisea

680

IC1o1

:

NUM4858DxP

et

eo.

Sts

Se

ive

=

wee

DeIs.

6@

7168352

711

:

R269

R270

Q606,

607

:

LED

DRIVE

7AUX

te

~

—

~

‘SAU

TING

ae

2 6

oem

:

RD6.8ESB

=

:

e

:

‘

R26B

7.5k

paper

(C101

:

cal

cne

=

saa

7

S806

2OCMAOS

|r

VoL.

uP

+--+

TE

VOL

uP

ae

Aine

CONNECTOR

ASS'Y

PHONO

a

slay.

fol

a

TY

C

a

_

+<

VOL

DOWN

4

EQ

AMP

sh

c109

°

Bev

o

VOLUME

UP

‘p

cea7

1C203

:

VOLUME

MOTOR

DRIVE

AWz1a51

4716

lof

Loew

°

VOLUME

DOWN

—-

VOLUME

DOWN

R267

47/25

EL

eve

OFF

IN

.

38k

IC201:

GRAPHIC

EQUALIZER

ced

Riot

lol

ss>SSC*«wCSCS

R630

470

Q201~210

:

2SCI740SLN

Q201~210

:

GRAPHIC

EQUALIZER

1C201

:

NIM4558DXP

3

100

Oo

oO.

oe

ca

LINE

MUTE

LINE

MUTE

>————+

NC

ae

L

PHONO

f

Lo]

Rove

w

Lo

a

- ~

REMOCON

—-

cio!

|

R

GE

OFF

IN

tI

R203

Resear

eee,

ard

-

‘Ac

one

10/28

[ol

_RFour

el

10k

AY

0201.

203)

~

0208]

207

azosy

ei

ates

7

atl

GNO

ls

203

0.027/25

207

doves

can

|

3900p/25

C215

1000p

C219

390

fey.

CE

ET

ofl

crvour

if

0.33/50

C205

0.1

c209

0.087725

C213

>

o.0ves

C217

Ay

2700p/25

C22!

c249

8

R249

C231

6.

LF/OUT

3

kK)

100p

7100

10/25

\C234

TUNER

Leh

R102

Lop

tout

Re73

iJ

Re75

S

nee

S

e776

GNO

2 °

1k

a

1k

0

[|

eno

c2o1),

vr2o3

vR205,

lvR207

o

,

R205

R20!

Rau

R217

1219

$R22)

R223

droasire27

R229 R233

R201

TUNER

Rech

PHONO.

[o]

Rout,

ts

560P|

|

100K(B)

33K

35507S

ty

00K)

33k

S78

q

Shox)

|

OOK)

3.3K

#5

15k

OOK)

3.3K

375«

315k

33k

15K

iN

toox

|

+

Ct

CJ

sais

og

a

++

7

127

—

oa

+

233

6.25

Sere

47716

v

cné

nos.

4

-12V

aa

—

coe

Cae

hn

a7

ae

=

a

R

neea

"Y

AWZ2808

2.2/50

nee

bro

R210

lvaz04

Rata

SRN

ERZI6

|

vR20g

~—RzIB-SRZ20ERZ2Z2IvR29q—aaz4

$RZ26ER22E1yRzIg

R230

BR232QR234

azaall

¢R202

VOL

ASS'Y

A

RNG

oor

|

touKta)

75K

F15k

|OUR)

33k

#55

Fk

100K(B)

33k

775k

FISK

looks)

33K

T75k

FISK

|

OOK)

Bano

F75e

Fisk

22K

2

tox

100K

=H

R27;

R274

R276

R278 R280

Ab

:

VIDEO

—

Say)

Haale

t

7

ere

alt

5

f

tk

le

ik

EP

c2s0]

y

7

iste

VR216

|

ACX1037

(C202,

204

:

NIM45580xP

as

Bed

R204

c204

C206

208

c2i0

c2i2_

caia

cae

SO

220

C222

“OY

1009]

rate

100

10725

2

1c202

‘

0.33/50

0.027/25

a

0.1

0.01725

0.27/25

3900p/25

0.01/25

1000p

2760p/25

390p

22k

IC201

2

VOLUME

—s

ac

lad

*

ae

J201

o2zo2{

=

==

o206]

208}

210

LL

ote

A

co

R150

Icto2

(2/2)

VR201~210

:

ACUIOZS

J

dead:

|

volume

DoW

hy

tv

o o

eo

100Hz

VkHe

3.3kHz

1OKHz

BALANCE

Ho

VOLUME

UP

|

mute

R251

2.2K

||

ato[

eno

VR216-1

o|

sno

an

if

pout

ny

RATE

sages

TEE

2

i

soni

Ten

ont

o—-O

en

250K

s

>.

Cet

|

ono

C239

100p

GND

ene

°

716

FRONT

Ren

FR

OUT

5

os

orn

th

eta

a

oe

sate

=

—>——<

FRONT

Ren

VR215-2

c236

o

.

SEAR

OR

gg)

ech

"

100p

vRei6-2

pie

|

of

crev

:

e

_

HOOK(AS)

Rosy

*

+

aa

|

IC701~705

:

LED

DRIVER

300k

R264

15k

|

+]

r—~

REC

0701:

AELIM

2

:

ee

+

R260

TAPE

8

6a(1/2W)

68(1/2w): 68(1/2w);

68(1/20)

sewaw)

s

A

LW

@

eS

c722

10/25

C724

10/25

7a

C725

10725

zn

C726

10/25

AN

C727

10/25

C238

3

Sean

aan

|

+A

2.2750

I

my

aoe

:

cl22

_:

[x

ae

1c204_

feo1

220

fe

nize

ee

ume

_€251

2.2/50

5

.

cas

18

'

R132

~

He

a g z 2

rn

iene

[es

i

atu

fo}

MUTE

s00k.

3 3 3

ra

220

220p

-

2]-|

tour

©

© o

©

4

——--|

me

ar

eae

ett

esas

ae

:

baa

RnB

a

VR216-3

c2637

F

R293

ra

Fc

53

R297

Late]

CN

ADAPTOR

yh

22k

E

et

-

iB

220p|

|

100K

4736

|

100k

alo

|

GND

R152

oi20)

8

$

ra

C262]

|

azoa

3]o

Taw

100k

2209]

32

ame

|

R298

0

=

RI34

6

rm

ie

¢

i

<<,

J

vr2ie-4

220°,

1

CIS

6

6|

(|

Rr

our

.

:

100k

e

2

i

re)

gue

i

——-+-Sbo

Jey

taf

R130

F

L202

VOLUME

7296

680

i‘.

iOuH

MOTOR

|

44

a

Ca

—

i

cn

2.2/50

fe

a

J

Q103_2salo4e

a101

102

:

28¢2878

site

_

1

a

180k

cr2e9

£

R747

C79

R

real

c7oa

R70B%

{+24

e707

aries

feos

C710

R76

Y

2erso

RM

Len

Liwr12°9%60

3

68k

27086

er/a8

toe

6.015725

6.2K

$

|/~

6800p/25

6.8K

2200p

6.8K

24

ae

oe

haar

Vay

-

vsP

SW

ASS'Y

+

RIS7

R254

c709

R12

risa

RAS

87

47k

wo

R750

0.33/50

Q217~226

2SC2878

1

22k

Ok

Uy/a101

0703

9

SURROUN

s

0.047725

0.015725

6800p/25

a2i6

=

is

‘al

°

aD

ce

R725

R705

R709

"oo

2Sai04aB

|

--#—~—~

alc

tamaan

R138

(77)

a102

2.7k

2.7K

4

era

an

of

SURROUN

2780

7%

aa

a.7e

5)

Reh

cna

Y

|

i

:

Bory

es

2

O702~705

mute

1

R301

150

105

150

GND.

£

RIGO

2.2k

_

weer

Q702~705.

707.

708

:

28C2458

2~

705,

AE

aa

rape

Wea

o

GIOIM1O3

=

LINE

MUTING

bo

ewtohs

ie

i)

t

©)

fof

LOMER

L

SOs

ae

MEHNG

Leo

(a

[oa

|

120

rnc

of

84

_____-__]

iP

220

(>

ne

ara

2

7

R304

ren,

R308

7S)

R302

150

06

150

{

Q221

281048

id

a

aa

R239

47

a

eh

pe

257

21-750

Tun

S20!

¢:

.

me

i

ouT

OFF

Quy)

OON

R309

[CT

exo

10K

oF

ROUT

RIN

2

to}

es

~

6258

2/5

ati

To

VSP

Q222,

223

:

2Sc1740S

259

J

0.047/25

AF

ASS'Y

(AWZ2947)

10

At

tror

16501:

REGULATOR

Power

TRANSFORMER

“psc

15

ad

$4

+5.6V

-

1501

}-——

=

——ae

EE

iz

ad

Roz

8503

e

Se

82

(/2w)

woo

4

0502

YT

pS04

+.

|

:

eis

‘

Ce

by

:

He

2

R505

a

1

RISO!

“

1

0.0

|

Soho

Re

os

22k

LPOWER

ON/OFF

RELAY]

1128

AC

POWER

Wp

<2

ASR-512

|

BOGIOIZ

R504

0501

18k

2

as

fos

SWITCHED

UNSWITCHED

A

TOTAL

1OOW

MAX,

TOTAL

100W

MAX

+

power

+

FUT

63)

63A.N25V

AFK-309

\

———

HS)

Ic

ASS'Y

2

4

REMOTE

Set

A

(C502

=

MSF

78121,

A

ec

porn

3a

0

IC503

:

REGULATOR

/

jh

A

e512,

513

WW

PC

7aMial

aaa

Sere

csi

osos_

£507

US.

+12V,

Ul

2H

+

Fus

A A

2200/25

esos

L

2az25y

4

12v

ar

AEK;

Zt

our

[6802

fin

Rsn

om

10

(1/2w)

A

a

be

+

.

:

'

th

4

-20v

as

2as25v

EX,

REMOTE

CONTROL

C502

REGULATOR

C56

_sAENSIee

_

INPUT

47/16

ES

é

24

eaapacee

5!

ii)

freee

nen

FLAS

ae

CONNECTOR

ASS'Y

ec

i

OF

a

af

ices

Avarsiee7

:

a

|

R509

+69V(+57V)

POWER

AWZ1851

“iby

ZS

a

oe

TRANSFORMER

fi

ek

J108.

Qs02

6206780

y

NC

ACI

[]

I

REMOCON

OUT

oO

I

REMOTE

fats

I.

~

Ac

bio

‘AC

GND

3]

+5.6V

23.8¥

lof

1

~

+5.6v

A\

cs08

+

+2v

lol

iz

‘8200/80

A

av

oO

0506

TUNER

Lch

wo

506

TUNER

Leh

°

a

cee

0.027/250

pa

GNO.

lolz

=

69V(-

571)

2

TUNER

Reh

ts]

Qt.

2

:

28C3281

0301,

302

+

1SS252

TUNER

Ren

aa

Q3.4

+

2SA1302

305,

306

401~404

+

Q301~304

+

2SA970

406,

505

0305,

306

+

28C2240

0405

>

HZS6BIL

401,

402

D303,

304

+

HZS48LL

808

0307.

308

:

28C2705P

307,

308

Q309,

310

2SC2603

0407.

408

+

RO2.7ESBI

7

Q3n,

312

2SC2238

0501~504,:

S5566

2x1037

1C202,

204

:

NJM45S8DXP

0313,

314

2SA968

BOTL5I0

C237

1c202

Q403,

404,

50!

:

25C2458

we

2.2750

a

0506

»

05SB20F

i

Le

Fon]

yd

0405

>

25am

ost

:

RDIZESBI

Bed

Se

oa

0406

2scie4s

OUTPUT

ASS'Y

a

1

fo]

ev

0502

:

288660

2

[mute

JI03,

R257

,

°

vRai6-)

100k

‘

3

aan

ae

REMOTE}

=

‘

fo]

fo}

fe

nee

weowthay

[+

[ole

oor)

éToI

0

S239

1098

a

EO

A

To

=i

bel

Rea

OIE

240

t00p

8

|o[rr

our

vR216-2

7

[op

ev

1OOK(AS)

posg

(oj

7

1OOk

280

Q405.

406

:

RELAY

DRIVE

1k

|

PROTECT

>——--—-

=

ak

PROTECT

ea

3

220

+

*12V

12V

RY401:

ASR-N2

22750

ic202

é

:

3

t

mar

QIN4,

3010314

:

POWER

AMP

Bate

Rar?

aes

c204

‘R21

280

Sy

2k

(tw)

2K

IW)

a

aig

[Fea

y

aco

me

625!

22/50

ass

“a

R305,

15k

(+30.

R398,

5.6K

A\ran

100

£80

T0406

os

i

co

+

=

R295

C26.

Paine

1

fo]

MUTE

if

6305 R307

100p/500

$

R343

Rae

Q403

220

2209

+

2]

oft

our

47D

10k

R319

R35

asea

C321

#47

“Nal

18k

vrai6-

x

R297

301

Sik

S5ik

R333

7

47k

r--©

pat

VR216-3

c2637

7

R293

EPPS

F

Sox

Lefofe

Ja)

10728

9508

20

CP)

ad)

|

aoe

220p|

|

100x

jo}

e-—

REAR

yt,

(e)

301

+

Sy

YY

|

470/6.3

C262

R294

[aw

vaaie-4220°L.

§

100K

C256

3

0K

[e|o[

Rou

}

ee

asi7

S300

|

Tear

FER)

sory

30"

Lf}

=>

‘

To

(°}

[e303

ft

Vk

S789

0309

Q403,

404:

OC

DET

R296

++.

OOp

Ic309

4

R339

fel

at

‘|

220

220,

C284

1500p

eo

Raz6

|

0303

220

+3!

-

5

L4or

san

ae

*

sto

560

it

0.47

pH

SP.

SW

ASS'Y

co

ewe

if

1C204__-Rase_220

107

=v

Te

Bl

week

a

ne

1C202,

204

:

FLAT

AMP

cms

si

Se

"er

|

Fe

ae

|

ses,

Ana,

o

25/500

chip

Iw

S40M1/2)

:

SPEAKER

A

uy

auxys

[Ta

fol

|

0307®

ais

rae

oe

S401(2/2):

SPEAKER

B

;

:

[sev

Coens

0307

sP_SW_ASS'Y

ry

alt

Ey

Ce)

LA

|

eee

ao

maaae

RET

PSL

1

99

0217~220

:

28¢2878

o

asi

Lap

226

403,

-

pve

Td

Ba

AAS

G2

R337

C319

3

R341

fre

a

tee

Q216

ono

|

[a]

47

100p/500

F4

2SA1048

©

sais

ee

a

VAR

3

2

So

ein

Rae

100388

FB

og

A,

v

agoe

22k

100

R332

ft

(id

1

0404

18k

we

C404,

(i

ae

ee

(CP

7

K

0402

|

:

308

Sy

Y

&)

0402

C406

4

‘B08:

Boge

+

0.082

R402

ae

po

ETT

AL

a

228

|

iat

Rao

.

ae

77

402

iou/ew)

—

+e

4

Reh

aa

.

L402

PHONES.

c314

een

ae

7

Sik

Hare

ya

anil

R318

4

0401.

402

:

OVER

LOAD

DET.

In302

15k

C316

Vk

6p/500

e30e

[Bie

?

'

10725

0304

“R320

Sasis

beers

os

L.3

306

R308

Stk

Sik

A

7k

322

3

R342

‘47D

10k

100p/500

3

47

—<

+

Wy

+

o--

R306

15k

R336

5.6K

To

VSP-333

c259

pene

10

11

12

NOTE:

1.

RESISTORS:

Indicated

in

2,

1/8W

&

1/4W,

+5%

tolerance

unless

otherwise

noted

k;

kQ,

M;

MQ,

(F);

+1%,

(G);

+2%,

(K);

£10%,

(M);

+20%

tolerance

2.

CAPACITORS:

Indicated

in

capacity

(uF)/voltage

(V)

unless

otherwise

noted

p;

pF.

Indication

without

voltage

is

50V

except

electrolytic

capacitor.

3.

VOLTAGE,

CURRENT:

):

DC

voltage

(V)

at

no

input

signal

Value

in

(

)

is

DC

voltage

at

rated

power.

mA;

DC

current

at

no

input

signal

4.

OTHERS:

>

;

Signal

route.

@

:

Adjusting

point.

The

A

mark

found

on

some

component

parts

indicates

the

importance

of

the

safety

factor

of

the

part.

Therefore,

when

replacing,

be

sure

to

use

parts

of

identical

designation.

*

marked

capacitors

and

resistors

have

parts

numbers,

The

underlined

indicates

the

switch

position.

This

is

the

basic

schematic

diagram,

but

the

actual

circuit

may

vary

due

to

improvements

in

design.

5,

SWITCHES:

$201:

$601:

TAPE

$602:

STANDBY

ON

$603:

EQUALIZER

ON/OFF

$604:

PHONO

S605:

TUNER

S606:

VIDEO/AUX

$607:

MUTING

$608:

CD

$401:

SPEAKERS

A,B

ON/OFF

12

Sr

|

1

|

2

I

3

|

4

|

s

i

6

|

4.

P.C.

BOARDS

CONNECTION

DIAGRAM

AF

ASS

Y

(AWZ2947)

OUTPUT

ASS'Y

a402

312

a404

0310

0314

Q406

Q405

Q403

0401

IC503

Q502

Ic501

Q313

Q501

Q309

IC101

Q103

aQ102

'cwo3

ic1io2

qiot

A

>)

ena

ON

ee

nee

TE

a

:

i

Ld

|

a

eee

j

Ic

A

enemy

€

|

i

|

6

B

CONNECTOR

ASS’Y

EE

Q201

Q601Q:

5

A

NN:

ae

wh

POWER

n

TRANSFORMER

Ma

Hees

P

ATS1267

fo

|

lal

|

:

: .

4

SP,

SW

ASS’Y

|

FUL

6.

3A-125V

|

wit

|

Sey

Gor

ae

A

ee

ao

“oe

|

iu

[

|

FOH

CONTINUED

¢

|

)

cee

ce,

|

as

AGAINST

FRE

ee

REACAPEMENT

Fuses

SHOULD

BE

OF

SHE

SaNe_TYPE.

AND

RATINGS

ti

j

Peron

ONUY-POUR_LES

PRECAUTIONS

CONT{NUELLES

CONTRE

L*INCENDIE.

LES

FUSIBLES

:

Pace

A

REMPLACER

DOIVENT

ETRE

LES

MEMES

TYPES

ETVALEURS

NOMINALS

UN

GUEMENT,

|

Bebe

.

}

i

“RED.

:

|

a8

4.

AC

POWER

CORD

BDG1012

}

|

y

|

o1

0.01/125

/\

AC120V

60Hz

7

Co

B=)

—1

©

7

Bt]

ol

INPUT

ASS‘Y

(AWZ2805)

NOTE

1.

This

P.C.B

connection

dlagram

Is

viewed

from

the

parts

mounted

side.

A

2.

The

parts

which

have

been

mounted

on

the

board

can

be

replaced

with

those

shown

with

the

corresponding

wiring

symbols

listed

in

the

following

Table.

P.C.B.

pattern

diagram

indication

Corresponding

part

symbol

Transistor

Ic

ASS’'Y

Radiator

type

transistor

a

,

(Awz2808)

ae

css

6

\

Capacitor

\

J

(Polarity)

4

csi8

§

Capacitor

(Non-polarity)

Ret

R+t Rte

Others

FHON

7

AUX

cD

P.C.B.

pattern

diagram

Indication

NECTOR

ASS'Y

le

Ce

Q307

Q303

4301

ri

000

0

ae

eee

ee

eee

v

CONTROL

ASS’Y

(AWZ2807)

ee

VR

Varlable

resistor

or

|

Q213 IC703

Ic705

Q709

Semi-tixed

resistor

Q604

Q2i2

Q707

Q2140702

Q703

1C704

Q71

Q705

Q222

Q201

60102030602

Q205

IC60!

Q207 Q603

Q209

Q2Il

Q606

Q215

Ic701

IC702 IC203

Q704

Q605

Q710

Ic201

Q202

Q204

0708 0206 Q208

Q221_a210

Q223

3.

The

capactor

terminal

marked

with

©

(double

circles)

shows

negatine

tarmland.

4.

The

diode

terminal

marked

with

©

(double

circles)

shows

cathode

side.

5.

The

transistor

terminal

to

which

E

is

affixed

shows

the

emitter.

POWER

IND

ae

Q220

Q219

Q217

Q26

Q218

VSP

SW

ASS'Y

LED

ASS’Y

14

POSa

r-Ae

.OSer-Ae

rr

Y‘22A

TUT!

{(dO8SSWA)

Ye2A

3

eo

Y‘2e2A

IOV

-

evi

tg

808SSWA

This

P.C.

B.

connection

diagram

is

viewed

from

the

foil

side.

(80

)

J+A

J+A I+A

ao

XUA\Y

—

PAOHS

\

Y‘eeA

AOTIAUM(

10€O0

E0EO

Oto

[[oooco

e000

SOED

OED

B0ED e0eO

BOOED

EO

(YO8SSSWA)

Y‘eeA

JOATUOD

e0voO

@oryol

e0voI

Eso

ssso

@0TO

NTO

HOTS!

e0TO

sovosrso

TOTO

stso

bOSO

Esso

Orso

ISSO

80SO0

380SO

B8OTO

bOSO

soso

tosol

felAga}

2030

AOTO

eé0Sol

sovol

foyvol

aso

30300

itso

eOSO

E030

Toso

toadi

20SO Soad

E—osO10ag

=r0so

aso

vrsO

efsO

OSSO

8tso

Y'eeA

We

dev

Y‘e2eA

ATOMAA

St

|

tt

|

or

|

e

|

8

|

X

|

3

Y‘e2A

34

15

(YR@SSWA)

Y

22A

AA

MEO

Oreo

BOBO

StEO

soso

Y‘2eA

TUITUO

eof

1020

ErEO

toear

soco

E0ed!

TOAD

=EORO

@OhO

BOSD

oro!

soro

E0to

10D

Sra

forol

sO

asaxazde|

[=]

Y’e2A

AOTIAUNOD

9

10380

foso

A

IT

AAWOF

-

ASMAOA2NAAT

QO

vasteTA

IAS

Y‘22A

We

Je

wml

<

eS

03UAITHO0

403

:

he

®

ae

Wo

lTaaTgad

2OMITAR

QUA.

3OYT 2MA2

SAT

40.38

GJUOHe

230U7

WAAMSSA

143A

ORASAH

JAI]

TOMIAOA

SSA

1aU3

23)

TIGMAOMI'

J

SATHOD

2S.

I3UMIPT

MOD

cAqITUAISAG

23.4

AUOT-¥

JHO

L__

THEMED

IMU

2IAMIMOW

2AUZIAVTS

23071

2aMGM

23)

SATS

THAVI00

AIOA

INGA

A

Qui

AaWwOs

ght

Ol

ares

Sroroag

GAOD

ASWOFDA

A\

AN

CF

A

were

Lense

ke

ast\to.0

>

em

GED

S

sHO@

VOSTOA

AY

TSanNdD0e

OA

A

ATOM

sae

|

;

|

:

|

"

|

i

|

;

|

Pioneer SA-1520 User manual

Popular Amplifier manuals by other brands