Pioneer A-550R Bedienungsanleitung

PIONEER’

The

Art

Entertainment

Service

ORDER

NO.

ARP2305

STERO

AMPLIFIER

A-550R

A-550R-S

A-450R

A—550R,

A—550R-—S

AND

A-—450R

HAVE

THE

FOLLOWING

Model

Change

the

connection

the

power

transformer’s

primary

wiring.

Power

Requirement

This

manual

applicable

the

—

550R/HE,

HEWZ,

—

550R

—

S/HEWZ,

—

450R/HE

and

HEWZ

types.

The

A—550R-—S

the

same

the

A—

550R

except

for

color.

manuel

pour

service

comprend

les

explications

réglage

francais.

Este

manual

servicio

trata

del

método

ajuste

escrito

espanol.

CONTENTS

EXPLODED

VIEWS,

PACKING

AND

ADJUSTMENT

vovseeseeescrttttcsseetseettteeeenies

PARTS

LIST

cosrrtsceteessteecce

rete eset

eet

eeeeeeereeees

5B.“

REGILAGE:

tesciitacetseceivie

leks

eons

hoiioan

ented

SCHEMATIC

DIAGRAM

cececccccecrceeteteeeeeee

teens

BASIS

seesiieeettegesshdatiesyaaain:

buccal

eetyes

P.C.BOARDS

CONNECTION

DIAGRAM

------

PANEL

FACILITIES

-----1e-seetrretrttrrtrtrretteee

PCB’s

PARTS

LIST

-cccecccceerceeteceete

tee

ete

teees

SPECIFICATIONS

-ccccccccc

creer

ete

teen

cere

teen

eens

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

CANADA,

INC.

505

Cochrane

Drive,

Markham,

Ontario

L8R

8E3

Canada

PIONEER

ELECTRONIC

[EUROPE]

N.V.

Keetberglaan

9120

Beveren,

Belgium

PIONEER

ELECTRONICS

AUSTRALIA

PTY.

LTD.

178-184

Boundary

Road,

Braeside,

Victoria

3195,

Australia

TEL:

[03]

580-9911

PIONEER

ELECTRONIC

CORPORATION

1991

JULY

1991

Printed

Taban’

A-550R.

A-450R

EXPLODED

VIEWS,

PACKING

AND

PARTS

LIST

NOTES:

The

parts

with

encircled

number

are

generally

unavailable

because

they

are

not

our

Master

Spare

Parts

List.

The

mark

found

some

component

parts

indicates

the

importance

the

safety

factor

the

part.

Therefore,

when

replacing,

sure

use

parts

identical

designation.

Parts

marked

“@”

are

not

always

kept

stock.

Their

delivery

time

may

longer

than

usual

they

may

unavailable.

1.1

PARTS

LIST

A—550R

AND

A-550R-—S

TYPES

Mark

No.

Description

Parts

No.

Mark

No.

Description

Parts

No.

ROTARY

KNOB

(BASS,

AAB1155

CUSHION

(RUBBER)

AEB1074

TREBLE)

27.

CUSHION

(RUBBER)

AEB

-270

ROTARY

KNOB

(BASS,

AAB1238

NYLON

BINDER

AEC

093

TREBLE)

(A-550R

-S

type)

RIVET

AEC

441

ROTARY

KNOBL(VOLUME

AAB1160

STRAIN

RELIEF

AEC

882

CONTROL)

ROTARY

KNOBL(VOLUME

AABI1I61

ees

CONTROL)

-550R-S

type)

LED

ASSEMBLY

AWZ3495

ROTARY

KNOB

(PLS)

AAB1162

CONTROL

ASSEMBLY

AWZ3496

ROTARY

KNOB

(A-550R-S

AAB1163

ROTARY

FUNC.

ASSEMBLY

AW2Z3497

sepa)

DRY

CELL

BATTERY

AEX

~021

ROTARY

KNOB

AAB1231

(RO3,

AAA)

(REC/INPUT

SELECTOR)

ROTARY

KNOB

AAB1236

STYROL

PROTECTOR

AHA1335

(REC/INPUT

SELECTOR)

PACKING

CASE

AHD2130

(A-550R-S

type)

37.

PACKING

CASE

(A-550R-S

AHD2131

PUSH

KNOB

(STANDBY)

AAD1246

type)

PUSH

KNOB

(STANDBY)

AAD2033

EYE

ASSEMBLY

AWZ3498

(A-550R-S

type)

PACKING

SHEET

AHG1016

TERMINAL

SCREW

AKE-031

PUSH

KNOB

C(SPEAKERS,

AAD1366

DIRECT,

PHONO

SELECTOR)

PLUG

AKM1004

PUSH

KNOBC

(SPEAKERS,

AAD1367

SOCKET

3-P

AKP

-502

DIRECT,

PHONO

SELECTOR)

43.

PANEL

BASE

AMB1651

(A-550R-S

type)

PANEL

BASE(A-—550R-S

type)

AMB1652

PUSH

KNOB

(SUBSONIC,

AAD1536

INDICATING

LENS

AMR1160

LOUDNESS)

INSULATOR

ASSY

AMR2140

PUSH

KNOB

(SUBSONIC,

AAD1538

LOUDNESS)

(A-550R

-S

type)

ARM

AMR2142

POWER

KNOB

AAD1984

MICA

SHEET

AMR2295

POWER

KNOB

(A-550R-S

AAD2040

CHASSIS

ANA1065

type)

FRONT

PANEL

ANB1462

TACT

KNOB

(MUTING)

AAD2003

FRONT

PANEL

(A-550R-S

ANB1477

TACT

KNOB

(MUTING)

AAD2032

type)

(A-550R-S

type)

REAR

PANEL

ANC1712

SENSOR

WINDOW

AAK1783

SHIELD

ASSEMBLY

AWZ2860

POWER

ASSEMBLY

AWZ3493

BOTTOM

PLATE

ANF1085

12.

NAME

PLATE

(METAL)

AAM1029

PCB

HOLDER

ANG1198

SCREW

ABA

—

298

HEAT

SINK

HOLDER

ANG1340

14.

SCREW

(STEEL)

ABA1009

PCB

HOLDER

ANG1580

SCREW

(STEEL)

ABAIOII1

HEAT

SINK

ANH1259

SCREW

(STEEL)

ABA1016

SUB

HEAT

SINK

ANH1325

17.

SCREW

(STEEL)

ABA1047

ROD

ANR

879

SCREW

(STEEL)

ABA1048

OPERATING

INSTRUCTIONS

ARE1201

SCREW

(STEEL)

ABA1050

(English,

French,

German,

SCREW

ABA1082

Italian,

Dutch,

Swedish,

Spanish,

Portugues)

(HE

type)

BUSH

ABF1018

OPERATING

INSTRUCTIONS

ARC1278

SPRING

ABH

-052

(German)

(HEWZ

type)

23.

SPRING

ABH1034

HEADPHONE

ASSEMBLY

AWZ3484

NUT

ABN-065

POWER

CORD

ADG1049

COMPLEX

ASSEMBLY

AWZ3487

(O)

TONE

ASSEMBLY

AWZ3491

Mark

No.

Description

Parts

No.

REMOTE

CONTROL

UNIT

(CU

A001)

BONNET

CASE

BONNET

CASE

(A-550R-S

type)

SCREW

(A-550R-S

type)

SCREW

NUTS

BATTERY

COVER

SCREW

AXD1211

AZN1799

AZN1800

BBT30P060FZK

ABA

274

BBT30P080FZK

NK90OFZB

PZN1001

VMZ30P060FCU

POLYESTER

CAPACITOR

(C1)

CQMXA104J100

FUSE

(T2.5A,

FU)

TRANSISTOR

(Q1)

TRANSISTOR

(Q2)

TRANSISTOR

(Q3)

TRANSISTOR

(Q4)

TRANSISTOR

(Q5)

TRANSISTOR

(Q6)

AEK-512

2SC3281

2SA1302

2SC4137

CARBON

FILM

RESISTOR

(R3)

RD1/4PM010J

SWITCH

(S2)

ASU1036

POWER

TRANSFORMER

(T1)

ATS1368

FUSE

ASSEMBLY

AWZ3516

CARBON

FILM

RESISTOR

(R1,

RD1/4PMF100J

HEWZ

type

only)

CARBON

FILM

RESISTOR

(R2,

RD1/4PMF100J

HEWZ

type

only)

BINDER

VINYL

BAG

AEF1004

AHG-117

1.2

PARTS

LIST

A—450R

TYPE

Mark

No.

Description

Parts

No.

ROTARY

KNOB

(BASS,

AAB1155

TREBLE)

ROTARY

KNOBL

(VOLUME

AAB1i60

CONTROL)

ROTARY

KNOB

(PLS)

AABII162

ROTARY

KNOB

AAB1237

(REC/INPUT

SELECTOR)

PUSH

KNOB

(STANDBY)

AAD1246

PUSH

KNOB

(SPEAKERS,

AAD1366

DIRECT,

PHONO

SELECTOR)

PUSH

KNOB

(SUBSONIC,

AAD1536

LOUDNESS)

POWER

KNOB

AAD1984

TACT

KNOB

(MUTING)

AAD2003

SENSOR

WINDOW

AAK1783

POWER

ASSEMBLY

AWZ3493

12.

NAME

PLATE

(METAL)

AAM1029

13.

SCREW

ABA

-298

14.

SCREW

(STEEL)

ABA1009

SCREW

(STEEL)

ABAI011

SCREW

(STEEL)

ABA1016

SCREW

(HE

type

only)

ABA1047

SCREW

(STEEL)

ABA1048

SCREW

(STEEL)

ABA1050

SCREW

ABA1082

Die

tasengivedees

SPRING

ABH

-052

23.

SPRING

ABH1034

NUT

ABN

-~065

POWER

CORD

ADG1049

CUSHION

(RUBBER)

AEB1074

CUSHION

(RUBBER)

AEB

-270

NYLON

BINDER

AEC

-—093

~=RIVET

AEC-441

STRAIN

RELIEF

AEC

882

snthengtest

LED

ASSEMBLY

AWZ3495

33.

CONTROL

ASSEMBLY

AWZ3496

ROTARY

FUNC.

ASSEMBLY

AWZ3497

DRY

CELL

BATTERY

AEX

-021

(R03,

AAA)

STYROL

PROTECTOR

AHA1335

PACKING

CASE

AHD2132

EYE

ASSEMBLY

AWZ3498

PACKING

SHEET

AHG1016

TERMINAL

SCREW

AKE

-031

PLUG

AKM1004

SOCKET

3-P

AKP

~502

PANEL

BASE

AMB1651

INDICATING

LENS

AMR1160

INSULATOR

ASSY

AMR2140

«(errr

MICA

SHEET

AEEI014

CHASSIS

ANA1065

Mark

No.

Description

Parts

No.

1.3

PACKING

FRONT

PANEL

ANB1463

REAR

PANEL

ANC1712

SHIELD

ASSEMBLY

AWZ2860

BOTTOM

PLATE

ANF1085

PCB

HOLDER

ANG1198

HEAT

SINK

HOLDER

ANG1340

PCB

HOLDER

ANG1580

HEAT

SINK

ANH1333

Mee

ROD

ANR

879

OPERATING

INSTRUCTIONS

ARE1201

(English,

French,

German,

Italian,

Dutch,

Swedish,

Spanish,

Portugues)

(HE

type)

OPERATING

INSTRUCTIONS

ARC1278

(German)

(HEWZ

type)

HEADPHONE

ASSEMBLY

AWZ3484

@®

COMPLEX

ASSEMBLY

AWZ3489

@®

TONE

ASSEMBLY

AWZ3492

REMOTECONTROL

UNIT

AXD1211

(CU-A001)

BONNET

CASE

AZN1799

SCREW

BBT30P060FZK

SCREW

BBT30P080FZK

NUTS

NK90FZB

BATTERY

COVER

PZN1001

SCREW

VMZ30P060FCU

POLYESTER

CAPACITOR

CQMXA473J100

(C1)

(HE

type)

POLYESTER

CAPACITOR

CQMXA104J100

(C1)

(HEWZ

type)

FUSE

(T2.5A,

FU1)

AEK-512

TRANSISTOR

(Q1)

2SC3281N

73.

TRANSISTOR

(Q2)

2SC3281N

TRANSISTOR

(Q3)

2SA1264N

TRANSISTOR

(Q4)

2SA1264N

TRANSISTOR

(Q5)

2SC4137

TRANSISTOR

(Q6)

2SC4137

CARBON

FILM

RESISTOR

(R3)

RD1/4PM010J

SWITCH

(S2)

ASU1036

POWER

TRANSFORMER

(T1)

ATS1367

FUSE

ASSEMBLY

AWZ3516

CARBON

FILM

RESISTOR

(R1,

RD1/4PMF100J

HEWZ

type

only)

CARBON

FILM

RESISTOR

(R2,

RD1/4PMF100J

HEWZ

type

only)

BINDER

AEF1004

VINYL

BAG

AHG-117

HEWZ

type

only

1.4

EXTERIOR

HEWZ

type

only

A-—550R

type

only

A-550

type

only

ro)

SSR

“x

ios

1.4

EXTERIOR

A-—550R

type

only

A-550R.

A-450R

SCHEMATIC

DIAGRAM

COMPLEX

assembly

(AWZ3487:A-550RA)

(AWZ3489:

A-450R)

Ic101.

-@104:

}PHONO

L101

2704H

OUT

cea

TONE

assembly

(AWZ34914

10601:

BUFFER

Q601.

602:

MUTE

10601.

602

AC4S5580xXP

Q601-

602

2eSK246

851.

852

OTC143ES

0601

(A-550R

ONLY!

Aa to

the

A-450A

type-refer

page

11.

0601.

602.

607

D603

D605.

606

?A-550R)

(AWZ3492:A-450R)

AEL1065

AEL1084

1$S252

C115)

C17,

39000)

Pd,

ordalallaal

[29

90999

> >

620

sogoztzv2

C245

330p

Figures

enclosed

for

A-450RA

TYPE.

G20

1-G204.

G211-

212.

G215-G234.

0237.

G238:POWER

AMP

vat

C505

6800/50

ACH1189:4-450A

C506

6800/50

ACH1190:4-450A

Ic101

upc4570C(4-S50A)

M5220P(

A-450R)

UNSWITCHED

200"

MAX

ATS1368(-5550A)

ATS1367(-4550R)

(0.

047/100)

[A=

a50R/HE

assembly

Q203-208.

215-218.

2541048

Q305

Q231.

232

2SA1145

G223.

224

2SA1306

G229.

230.

233. 234.

2Sag992

Q238.

291-294

Q306

28C1815

Q@211.

212.

227.

228.

2501845

Q237.

301.

302

Q105.

106

2SC2458

(A-SS5OR

ONLY):

Q303.

304.

307

2SC2458

G2e5.

226

2SC2603

Q219.

220

28C2705

Q221.

222

2SC3298

Q101-104

2SK369

(A-550A

ONLY!

rrr

0507

0217-220

0201-202

0307

0101-102

{A-S50R

ONLY!

0103

{a-S5OR

ONLY).

0209-216.

301-30

I¢101

UPC4570C

(A-SSOR}

M5220P(

A~450A)

Q203-208.

215-218.

2SA1048

Q305

Q231.

232

2Sat145

Q223.

224

2541306

Q229.

230. 233.

234.

2S5a992

Q238.

291-294

Q306

2SC1815

Q211-

212.

227.

228.

2SC1845

0237.

301.

302

Q10S.

106

2SC2458

{a-5SOR

ONLY}.

Q303.

304.

307

2SC2458

Q225.

226

2SC2603

219.

220

2SC2705

Q221.

222

2SC3298

Q101-104

2SK369.

{a-S50R

ONLY!

FUSE

assembly

MITCHEO

SWITCHED

OOw

MAX

200W

MAX

APOWER

TRANSFORMER

aTS1368(A~550R)

12199

~~~

ATS1367(474508)

047/400

134

A=450R/HE

0507

osse20F

0217-220

RO1SESB

(a-550R)

moe.

2881

pes

TD)

A-450R)

Ry303-:

6239

0201.

202

RD2.

7ESB4

ARESS

Zia"

@}']

0307

AD22ESB

(a-550A}

Sate

AO15ESB

o3e0

{a-450R)

100

D104.

102

RD7.

SESB2

wo!

Gvaoime

(A-550R

ONLY)

D103

188252

(A~550R

ONLY].

0209-216.

301-306

1SSa52

pyzoa-s

S388,

ASAI037

7100

ASA103618

Hoop

7100

RY302-2

3301iw)

R403

AY303-1

EYE

LEO

assembly

AXX1010

assembly

AatT1015,

ll.

99999

oo)

ARBeaOG

baa

pata

ac)

Iay

(ZRELE)

ROTARY

FUNC.

$901-2

becomes

open

when

SS01-1

not

connect

any

contact

INPUT

SELECTOR

$901

assembly

CONTROL

sssembiy

(AW25496)

nso:

330(1w)

Bolo

R902

eit

R304

100K

SOS

100k

100K

eee

822

agg

ver

eres

R970

100k

eres

OPEN.

when

starting

(Large

torque!

S791!

C918}

270p|

ae:

Ic902-ICS904:MOTOR

DRIVER

Q903.

ag04:

vre

SELECTION

FOR

CHARGING

MOTOR

FORCE

@909:a922

DRIVER

oad

eae

same

soe

seas

cea

Deane

reese

enna

seer

aeeee

rnd

eae

5078s

Fry

Hei

ceo"

918

€)

()

fo)

los24]

fosz6

ase

vis

age2e:

STANOBY

INO.

ORIVER

Pde

ges

10907

332,

ice

toh

eee

ean

eae

evens

Simadeokun

bee

nuke

ears

MEEBO

ONE

SHOT

GENARATOR

WHEN

INPUT

SELECTOR

SW.CHANGES

POSITION

2 4

ro}_10

1c907

ICP-N38

Q902-904.

913.920

DTC124ES

0503.

504

RO18ESB1

ores

1c905

NUM78MS6F

Q901-

909.

921.922

DTC143ES

0915.

943

ROG.

2ESB

Ic901

P0S1654

a907

2SA

1048

0919-926.

938-941

ss5566

Ic902-904

1A7291S

aso2

2SA

1306

0901-914.

916-918.

1SS252

agoa.

910-912.

2sc2458

0927-937.

942.944

fo}

3s)

a914-919

0949

@501

2SC3298

0505.

506

1162

ag23

2801913

REMOTE

0939

RELAY

ORIVER

AEZEXEEE)

vis

|x|

alg

RESISTORS:

Indicated

$2,

AW,

YeW.

t5%

tolerance

unless

otherwise

noted

k3t,

M&,

(F)

21%,

(G):

2%,

(K)

210%

(M);

20%

tolerance

CAPACITORS:

Indicated

capacity

(uF)/voltage

(V)

unless

otherwise

noted

Indication

without

voltage

50V

except

electrolytic

capacitor.

VOLTAGE,

CURRENT:

(}

Signal

voltage

(

}

voltage

(V)

input

signal

Value

(

)

voltage

rated

power.

mA:

current

input

signal

BX2)output

(1kHz)

OTHERS:

aap

Signal

route.

Adjusting

point.

The

mark

found

some

component

parts

indicates

the

portance

the

safety

factor

the

part.

Therefore,

when

replacing,

sure

use

parts

identical

designation.

marked

capacitors

and

resistors

have

Parts

numbers,

This

the

basic

schematic

diagram,

but

the

actual

circuit

may

vary

due

improvements

design

SWITCHES

POWER

assembly

S501

POWER

ROTARY

FUNC.

assembly

S901

ROTARY

LED

assembly

S902

STANDBY

COMPLEX

assembly

S101

PHONO

SEL

MM/MC

(A-550R

ONLY)

S701

FUNCTION

REC SEL

$702

FUNCTION

S703

DIRECT

ON/OFF:

TONE

assembly

$601

SUB

SONIC

ON/OFF

(A-550R

ONLY)

$602

LOUDNESS

S604

MUT.K

IIEADPHONE

assembly

S801-1

SP-A

ON/OFF

S$801-2

SP-B

ON/OFF

LINE

VOLTAGE

SELECTION

Line

voltage

can

changed

with

the

following

steps.

Disconnect

the

Power

cord.

Remove

the

top

cover.

Change

the

connection

the

power

transformer

primary

pins.

Voltage

Power

transformer

No.

220V

240V

Stick

the

line

voltage

label

the

rear

panel.

Part

No.

Description

AAX—193

220V

label

AAX-—

192

240V

label

picid.

Q101-G104:

PHONO

AMP

Parts

with

asterisk

(

follows

;

COMPLEX

ASSEMBLY

Q101-Q104

Q105,

Q106

D104,

0102

0103

0217-0220

0307

$101

RY301,

RY302

£101,

L102

L103

-L106

L107,

L108

C104,

C102

C103,

C104

C105,

C106

C107,

C108

C113,

Cr14

C117,

C118

C123,

C124

C125,

C126

C127.

C128

C135,

C136

C137,

C138

C139,

C140

C139,

C140

C244

c506

C507

C725

C726

A-S65OR

end

A-S550R-S

AWZ3487

AWZ3489

Upc4s70c

2SK369

28C2458

RO7,5ESB2

1$S262

ROTSESB

RO22ESB

ASG1012

ASH1037

ATH1010

VACANT

LAU3R3K

CETXA103J50

CCCSL27

1450

CKCY8472K50

CEXA101M25

CEANP220M10

CEXA221M26

VACANT

CCCSL101/50

CEAS470M

CCCSL151J50

CCCSL330J50

CKOYX

104M

ACH1078

CQMA103K250

CCOSL22tJ50

CKCYF103Z50

L103

2204

COMPLEX

assembly

(AWZ3489:

A-450R)

L105

220¢H

A-550R.

A-450R

C107,

100/710

Te101

12/2)

differs

according

models

A-450R

M5220P

VACANT

RO8.2ESB1

WGESB

VACANT

ASR1038

VACANT

LAU221K

VACANT

CCCSL330J50

VACANT

CEASIOIMIO

CEAS4R7M50

CEAS221M26

CEAS100M50

CCCSLIO1J60

CCOSL221N50

VACANT

CCDSL330550

CCOSL330J50

CQMA224K50

ACH1190

VACANT

CCCSL221550

VACANT

A~-B560R

and

R101,

R102

ROR

V/6PUTO1J

VACANT

R105,

R106

RD1/8PM472J5

RD1/8PM332J

R107,

R108

ROR

1/6PUS63J

1/BPM564J

R1IO9—-RI12

RDI/BPM222J

VACANT

R113,

R114

V/8PM3315

VACANT

R115,

RVG

RD1/8PM153J

VACANT

R117,

R118

VACANT

1/BPM1308J

Rt19,

R120

RDR1/4PMERBJ

VACANT

R123.

Ai24

RD1/8PM820)

VACANT

R127,

R128

VACANT

RD1/8PM152J

R1I3t.

R132

RO11/8PM390J

1/8PMS60)

R133,

R134

ROR

1/6PU3S1S

ROR1/6PU471J

R135,

R136

RO1/8PM3319

VACANT

R139.

R140

RDWU/8PMB21J

VACANT

R41,

R142

VACANT

ROR

1/6PU6635

Rt51,

R152

ROM8PM474J

VACANT

R163,

R154

RO1/8PMS630

VACANT

R155.

R156

RD1/8PM335J)

VACANT

A215,

R216

ADR

t/4PMB821J

ROR

1/4PM

1025

R223-A226.

R229

-R232

RD1/4PM3923

1/4PM332J

A236.

R236,

R253,

R264

RD1/BPMt625

1/8PM122)

R287,

R288

1/4PMF4R75

RFA

1/4PS4R75

R293,

R294

RO1/8PM68

RO1/8PMB21J

R310

1/8PM4735

RD1/8PM823J

R312.

R317,

R321

ROM/4PM2215

RD1/4PM181J

R329

R733

R734

1/8PM223J

ROV/BPM

1085

1/8PM475J

1/8PM273J

VACANT

16)0120

TONE

ASSEMBLY

A-550R

and

Q60t,

A602

2SK246

VACANT

0601

0605,

D606

AEL1065

1$$252

VACANT

$601

ASG1019

VACANT

C603,

C604

CFTXAB2350

VACANT

C635,

C636

CCOSL150J50

VACANT

c643

CKCYF103Z260

VACANT

C647,

C648

CCCSL820J60

CCDSL390550

R601.

R602

R603,

R604

R647,

AG4B

RO1/8PM124J

1/8PM822J

1/8PM

106)

ROWV/S8PM2245

VACANT

HEADPHONE

ASSEMBLY

A~550R

and

A-5BOA-S

A-450R

TLMF6815

ASILMFS619

A-550R.

A-450R

P.C.BOARDS

CONNECTION

DIAGRAM

NOTE

This

P.C.B

connection

diagram

viewed

from

the

parts

mounted

side.

The

parts

which

have

been

mounted

the

board

can

replaced

with

those

shown

with

the

corresponding

wiring

symbols

listed

the

following

Table.

P.C.B.

pattern

diagram

indication

Corresponding

part

symbol

70504.

Transistor

;

Q215

Radiator

type

p203

—

0203

©)

o—}tq——0

Diode

R237

o—Wy—o

{C513

Capacitor

fe)

oF}

-o

(Polarity)

csie

P.C.B.

pattern

diagram

indication

Variable

resistor

Semi-fixed

resistor

Capacitor

(Non-polarity)

The

capactor

terminal

marked

with

©)

(double

circles)

shows

negatine

termianl.

The

diode

terminal

marked

with

©)

(double

circles)

shows

cathode

side.

The

transistor

terminal

which

affixed

shows

the

emitter.

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