Sansui B-3000 Manuale utente

B-3000/1000

NOTE

The

symbols,

UL,

CSA,

SA,

BS,

UK,

EU,

AS,

SEV,

SS,

and

XX-V

<EXPORT(V)>

the

parts

list

and

the

schematic

diagram

mean

followings

respectively.

Wendi

eeeceeteder

teh

Manufactured

for

U.S.A

market.

(Underwriters

Laboratories

approved

model.)

CSA

neniieiehe

Manufactured

for

Canadian

market.

SAsccsitiesattesdacevetests

Manufactured

for

South

African

market.

BS,

.........2.c0c20e

Manufactured

for

United

Kingdom

market.

bss

sienians

Manufactured

for

European

market.

ccs

eeieececics

Manufactured

for

Australian

market.

SEV

wivisscssccnecesesceiess

Manufactured

for

Swiss

market.

SSiiekveuiostneseaeds

Manufactured

for

Saudi

Arabian

market.

.....

Standard

Version

with

Inner

Voltage

Selector.

XXV

<EXPORT(V)>

Standard

Version

with

Outer

Voltage

Selector.

NON

MARK.............

Common

Parts.

Some

printed

circuit

boards

are

not

supplied

assembled.

separate

these

this

service

manual,

the

stock

numbers

are

not

indicated

for

these

boards.

However,

stock

numbers

for

individual

parts

are

indicated.

Since

some

capacitors

and

resistors

are

omitted

from

parts

lists

this

service

manual,

refer

the

Common

Parts

List

for

capacitors

and

resistors,

which

was

issued

February

1983.

Abbreviations

this

service

manual

are

follows.

canen

List

C.R.

—:

Carbon

Resistor

E.B.L.

Low

Leak

Bi-Polar

S.R.

—

Solid

Resistor

Electrolytic

Capacitor

Ce.R.

Cement

Resistor

Ta.C.

Tantalum

Capacitor

M.R.

Metal

Film

Resistor

F.C.

Film

Capacitor

F.R.

Fusing

Resistor

M.P.

Metalized

Paper

Capacitor

N.LR.

Non-Inflammable

Resistor

P.C.

;

Polystyrene

Capacitor

A.R.

—

Array

Resistor

G.C.

—:

Gimmic

Capacitor

C.C.

Ceramic

Capacitor

A.C.

—_:

Array

Capacitor

C.T.

Ceramic

Capacitor,

V.R.

Variable

Resistor

Temperature

Compensation

S.V.R.

Semi

Variable

Resistor

E.C.

Electrolytic

Capacitor

SW.

—

Switch

E.L.

Low

Leak

Electrolytic

Chip

R.:

Chip

Resistor

Capacitor

Chip

Capacitor

E.B.

Bi-Polar

Electrolytic

Capacitor

INTERIOR

BLOCK

DIAGRAM

STK3152-3

(Differential

Amp.)

+Vec

OUT

—Vec

TA7317P

(Speaker

Protector)

Power

Fonets

Cotton

Circuit

Over

Current

Detection

Circuit

+DC

Voltage

Detection

Circuit

<Top

View

B-3000/1000

2.PARTS

LIST

BOARD

2-1.

F-5778

Main

Amp

Board

(Stock

No.

01045301

B-3000/01046201

B-1000)

Parts

No.

Stock

No.

Description

Parts

No.

Stock

No.

Description

¢Transistor

107

03010901

2SA992

AkQ1

03067401

2SC

1845

AkQ2

48263101

2SC3298A

<B-3000>

eiC

07206401

2SD600K

<B-1000>

WIC

46207600

TA7317P

48849101

2SC3944A

<B-3000>

A\kQ3

48263001

2SA1306A

<B-3000>

*Diode

07206301

2SB631K

<B-1000>

ID1

83000100

1N4148

48849001

2SA1535A

<B-3000>

1D2

83000100

1N4148

A\kQ4

46541401

2SC2921

<B-3000>

ID3

83000100

1N4148

48490801

2SC3855

<B-1000>

IDS

83000100

1N4148

<B-3000>

A\kQ5

46541301

2SA1215

<B-3000>

ID6

83000100

1N4148

<B-3000>

48490701

2SA1491

<B-1000>

ID7

83005000

1N4002

e1Cc

1PT1

48262800

Thermistor

ZPP221C501A110

kIC1

48127000

STK3152-3

<B-3000>

A\IPT2

48262700

Thermistor

ZPP220T501A80

48904300

STK3082-2A

<B-1000>

kIC2

03607700

NJM4558D

iC2

48101500

100pF

6.3V

E.B.

46580100

M5218P

AIR14

46229000

O02

1/2W

N.1.R.

A\kRQ

46228400

330

1/2W

NLR.

ANIR15

46223000

OOO

1/2W

N.1.R.

AXkR12

46228600

479

1/2W

NLR.

AIR16

46229300

1800

1/2W

N.I.R.

<B-3000>

AkR13

46228600

479

1/2W

NLR.

46229100

200

1/2W

N.1.R.

<B-1000>

AkR16

48197000

0.2202+0.220

Ce.R.

AIR17

46229300

1800

1/2W

N.1.R.

<B-3000>

<B-3000

46229100

202

1/2W

N.1.R.

<B-1000>

46184100

0.229+0.222

Ce.R.

AIR23

46249100

1200

1/2W

N.1.R.

<B-3000>

<B-1000

ANIR24

46249100

1200

1/2W

N.1.R.

<B-3000>

A\kR17

46623100

102

N.LR.

A\IR28

46229100

1200

1/2W

N.1.R.

AkR23

46622300

2.20

NLR.

A\IR29

46227400

4.72

1/2W

N.1.R.

A\kR51

46624700

2200

N.I.R.

iRL1

48524300

Relay,

(DC

12V)

48524400

Relay,

(DC

12V)

kC13

48103500

2.2uF

50V

E.B.

kC14

48103700

4.7pF

50V

E.B.

Transistor

AmQ1

46614101

2SC3243

kL1

83020100

Inductor

AvmQ2

46614001

2SA1283

kM1

83020800

MOTOR

<B-3000>

*Diode

AmD2

83004800

KBPO2

kVR1

83006800

5002

S.V.R.,

Bias

Zener

Diode

¢Transistor

mDZ1

46113900

05212-Y

46367101

2SC2603

46114000

052Z12-Z

46367301

2SC2458

mDZ2

46113900

05Z12-Y

48058801

2SC1740S

46114000

05212-Z

46367001

2SA1115

A\nR6

46230300

1.2kQ

1/2W

N.LR.

46367201

2SA1048

48058601

2SA933S8

0S1

83004700

Push

SW.,

SPEAKERS

46367001

2SA1115

<B-3000>

46367201

2SA1048

<B-3000>

oJ1

83002600

Jack,

PHONES

48058601

2SA933S

<B-3000>

48059401

2SA1284

<B-3000>

o0Z1

83003900

Terminal,

INPUT

48863701

2SC2857

48863901

28C1473

2-2.

F-5779

Power

Supply

Board

Parts

No.

Stock

No.

Description

*Diode

AmD

83020900

KBPC802

AvmRi

46626600

8.2kQ

NLR.

AvmR2

46626600

8.2kO

N.1.R.

AvmR3

46622700

4.70

N.LR.

48846000

8200pF

80V

E.C.

mC2

48846000

8200zF

80V

E.C.

mC12

08680400

O0.01pF

500V

C.C.

2-3.

F-5780

Speakers

Terminal

Board

Stock

No.

Parts

No.

oZ2

83002300

Description

Terminal,

Speaker

2-4.

F-5781

Meter

Range

SW.,

Board

Parts

No.

Stock

No.

o0S2

83004500

Description

Push

SW.,

METER

RANGE

2-5.

F-5782

Indicator

Board

Parts

No.

Stock

No.

Description

*LED

nLbg

48849300

SEL3913K,

POWER

2-6.

F-5784

Fuse

Board

Parts

No.

Stock

No.

Description

pF1

83022000

Fuse

<B-3000>

(XX-V°SS)

83029100

Fuse

<B-3000>

(UL.CSA)

83021800

Fuse

2.5A

<B-1000>

(XX-V:SS)

pF2

83022000

Fuse

<B-3000>

(XX-V:SS}

83021800

Fuse

2.5A

<B-1000>

(XX-V-SS)

B-3000/1000

2-7.

F-5783

Power

Level

Meter

Board

(Stock

No.

01045801)

Parts

No.

Stock

No.

Description

elc

46398400

IR2E29

¢Zener

Diode

nDZ1

46109300

05Z3.0-X

46109400

0523.0-Y

*LED

nLD1

48841300

SEL3813A

nLD2

48841300

SEL3813A

nLD3

48841300

SEL3813A

nLD4

48841300

SEL3813A

nLDS

48841300

SEL3813A

nLD6

48841300

SEL3813A

nLD7

48841300

SEL3813A

nLD8

48841300 SEL3813A

;

‘

zecleleleym

rele]

OTHER

PARTS

Front

View

STEREO

POWER

AMPLIFIER,

POWER

LEVEL

METER

Top

View

Radiator

Front

Panel

Parts

List

<Front

View>

Parts

No.

Stock

No.

OANOaAhW

84503900

37500101

37500001

37500002

83002600

48508800

83004500

84508900

83004700

84517800

48113300

46612900

84505100

46425800

84527700

Parts

List

<Top

View>

Parts

No,

PPPPP

Stock

No.

84512000

84519800

84514000

83020000

83003600

48837700

83004100

83002200

83011509

83011602

48175200

83002300

84507500

830033900

84512100

84519900

07255000

83020800

Description

Bonnet

Front

Panel

Ass‘'y

<B-1000>

Front

Panel

Ass’y

<B-3000

(XX)

Front

Panel

Ass‘y

<B-3000

(UL.

CSA)

Jack,

PHONES

Knob,

METER

RANGE

Push

SW.,

METER

RANGE

Knob,

SPEAKERS

Push

SW.,

SPEAKERS

Knob,

POWER

Push

SW.,

POWER

<B-1000>

Push

SW.,

POWER

<B-3000>

Spring,

POWER

0.01pnF

400V

C.C.

Leg

Description

Side

Panel,

Left

<B-3000/1000>

Side

Panel,

Left

(UL.CSA)

<B-3000

Cord

Holder

Power

Supply

Cord

(XX-V-SS)

Power

Supply

Cord

(UL.CSA)

<B-3000

Power

Supply

Cord

(SS)

Outlet

(XX-V*SS)

Outlet-Polarized

(XX-V+SS}

Outlet

(UL)

<B-3000>

Power

Tranformer

with

VOLTAGE

SELECTOR

Socket

(XX-V:SS)

Power

Tranformer

(UL.CSA}

<B-3000>

Plug,

VOLTAGE

SELECTOR

(XX-V°SS)

Terminal,

SPEAKERS

Cover

<B-3000>

Terminal,

INPUT

Side

Panel,

Right

<B-3000/1000>

Side

Panel,

Right

(UL.CSA)

<B-3000>

Fan

<B-3000>

Motor

<B-3000>

B-3000/1000

ADJUSTMENTS

*Notes

Room

Temperature

...:.

18°C

28°C.

For

this

adjustment

run

the

unit

for

than

5minutes

after

the

power

switched

ON.

For

the

point

adjustment,

see

the

Top

View.

See

Top

View

page

adjustment

position.

MEASURE

OUTPUT

ADJUST

FOR

Terminal

(TP)

KVRI

SmV

Between

emitters

(F-5778)

+1mV

Power

transistors

L-CH

(KQ4

KQ5)

Terminal

(TP)

KVRI

5mV

Between

emitters

(F-5778)

+1mvV

Power

transistors

R-CH

(KQ4

KQ5)

2R-CH

B-3000/1000

PARTS

LOCATION

BOARD

5-1.

F-5784

Fuse

Board

5-3.

F-5783

Power

Level

Meter

Board

Component

Side

Component

Side

CAUTION

ron

continuen

PROTECTION

AGAINST

FIRE

HAZARD,

REPLACE

ONLY

WITH

SAME

TYPE

FUSES.

5-4,

F-5780

Speakers

Terminal

Board

Component

Side

5-5.

F-5781

Meter

Range

SW.,

Board

Component

Side

5-6.

F-5782

Indicator

Board

Component

Side

Oo.

.@)

B-3000/1000

5-7.

F-5778

Main

Amp

Board

Component

Side

B-3000/1000

E F

eee

Design

and

specifications

subject

change

without

notice

for

improvement.

EMATI

DIAG

RAM

6-1.

B-3000

présention

les

spécifications

sont

susceptibles

d’étre

modifiées

sans

préavis

par

suites

d’améliorations

éventuelles.

Anderungen,

die

dem

technischen

Fortschritt

dienen,

bleiben

vorbehalten.

Paget

ee,

POWER

AMP(k)—~—CSSC‘C;‘C;‘C;S

PROTECTOR

(2).

~=«|

«SELECTORIO)~~——s—<“‘C<C;7;«2C

;S;7;7C;CU

eee

ROTECTOR

(2)

syns0L

SYMBOL

FUNCTION

__28a992_

28A1306

F-5778]

aero

(k)

POWER

AMP

3eaizes

28c3298A

Kigsia

(BP)

Bi-

Poler

Electrolytic

ponies

ate

(c)

Tati

wer

im)

Mylor

;

(n)

INDICATOR

2801845

nae

nei

(m)

POWER

SUPPLY

2scze57

reaicrois

(0)

SELECTOR

LOT

Are

ohms,

1/4

Watts,

Toleronce

(p)

FIXED

PARTS

Unless

Otherwise

Noted.

k:kQ,

M:MQ

(2)

PROTECTOR

WR25

KCI

22/50

CAPACITORS

ute

Are

pF,

Unless

Otherwise

Noted.

Bce

bry

Electrolytic

Copacitor

2SC24

Capacitance

(yF}

Volt

(V)

SYSTEM

Each

0.C

Voltage

shows

the

nominal

value

‘lest

OFF

;

ace

song

ering

OFF

Speke

eye

eo?

soter

METER

RANGE

€

Use

“only

‘repracement’parts

oS2od

Fes

‘recommended

the

manutoc-

Waren

ARRAS

2S¢2921

2SA1215

krsin

2201210

ress

1883

wR5iL.

220

(218

(8)

fa]

NAM

o—

oul

sire

tains

ats

rcs

{StL

‘

xo!

=2SCIBI5(F)

moi

KBPC802

eee

ear

nes

woz

KBP

2SA933_

TA7317P

102

(2SA1306A(0,Y)

moi

2$C3243(D,E)

2SA1048

‘

BSAI535A(R'S)

maz

2SA1283(D,E)

zea

el,

(Ho

(3h,

wos

252921

(0,Y)

m021,2

O5Z12

(Y,Z)

38C2603

aie

ral

gig!

20s

2SAI215

(0,¥)

gESS

[SS

Sita

tte

wt!

O5Z3.0(X,Y)

ins

11!

ages

Gu.

—

¥°?

LNuM4s5eD

nis

SEL3BISA

iy)

Ses

ue,

-RF-SOIT

12620

Orga

;

ela

Segeaie

STK91823

Sh?

—

Gas

(25C2458(Y,GR)

3 =

Bei

)

33/16

eae

BRI.

82k

f2SAI115

(E,F)

me.

}

2034

|2SA1048(Y,GR)

SAEED

£05

cee

1106

28C1473

(G,R),

28¢2887(0,E)

Te,

pape

er)

£07

Sle

CHES

s01,2

[1S1588

Aes

aye

3,5

|1S2473

NJM4558D

GOES

Dot

Slit

Line

207

12v..aR3

56k

UIN4002

£RIO_39k

5g0.2V

aici

TA73I7P

ati

ZPP22ICS5OIAIIO

frre

Zppes0Tso1aso

ete

Vet.

tiie

reg

DHI2D2-0S

12V

——

See

[F-5783

|“!

65R-2282P

lav

KBPC802

181588

; H

182473

nR3

27k

AC2 mR3

27k

LOB)

ee,

1N4002

ete

“#y||

p——

+27V

A\sov6one

aL06

(ED

Nay,

‘

nC3_

10/50

nC3

10/50

‘ee

=S2

ary

AOD

aR?

33k

KBPO2

| |

Lassie!

melt

eee

ALO)

’

ahs

one

La]

mR8_

560

nO;

Goes

eTs

est

EERE

€38

eo"

feel

‘

———————_——_———

Signal

Line

Opa

SRN

SEE

ates

———

—

NOB.

Line

‘a

son

gee

Cro

oie

——C

poe

—

|__FIXED

PARTS

(p)

INDICATOR

(n)

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