JVC KS-FX771 Schematics

KS-FX771

SCHEMATIC DIAGRAMS

CASSETTE RECEIVER

KS-FX771

CD-ROM No.SML200306

Area Suffix

Contents

Block diagram
Standard schematic diagrams
Printed circuit boards

U ------------------- Other Areas

SOUND

ATT

U

SOURCE

F

R

D

VOL

VOL

2-1
2-2
2-5 to 6

COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.

No.49847SCH

2003/06

KS-FX771

Safety precaution

!

Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.

2-4

Block diagram

5

KS-FX771

SUB

MOTOR

SWITCH

TAPE END.STANDBY

MAIN

MOTOR

HEAD

CN403

4

TO CD CHANGER

CP801 CP901

SCK
SI/SO

3

IC801

JVC BUS

CH.L
CH.R

JBUSSI
JBUSSO

JBUSIO

2

J1

AM
FM

JBUSSCK

TU1

AM/FM TUNER PACK

SD/ST

IFREQ,S.MATER

IFCONT,IFC

MONO,FMOSC

Main amp section

1

TO SPEAKER
CONNECTOR TO REAR LINE OUT

LFOUT
LFOUT
LROUT+
LROUT-

+

-

J321

OUTLR
OUTRR

IC301

WER AMP

PO

OUTLR
OUTRR
OUTLF
OUTRF

IC161

E.VOLUME

TU.L
TU.R

.

TAPE.L
TAPE.R

IC701

MAIN SYSTEM CONTROL CPU

F/R
MODE
STANDBY
FF/REW
MOTOR
SUBMO
SUBMO
TAPEIN
DOLBY
MS
REEL

KEY 0 – 2

CP701

+

-

CJ701

CN401

CN601

MOTOR

TAPEIN

MODE

STANDBY

PHOTO
REEL

F/R
MSOUT

LCH

RCH

FF/REW

SUBMO+
SUBMO-

EN601

ROTARY

ENCODER

ENC1,ENC2

LCDDA
LCDCL
LCDCE

CN402

SUBMO+
SUBMO-

KEY0 to KEY2

IC601

LCD

DRIVER

FWD-L
FWD-R
REW-L
REW-R

IC401

PB EQ

IC402

DC MOTOR DRIVER

Head amp section

IC602

REMOTE

CONTROL

KEY MTRIX

S601 to S617

SENSOR

REMOCON

COM1 to COM3
S1 to S50

LCD1

AB CD E F G

2-1