JVC KD-SX777 Schematics

1

CD Mechanism

ABC

CD PICKUP UNIT MECHA. SWITCH

SW1~4

TRACKING
FOCUS

CN501

RF AMP

IC501

TA2109F-X

RF
TE
FE

FMO
DMO
TRO
FOO

CD SERVO CONTROL

IC521

TC9462F

SPINDLE/FEED

MOTOR

SPINDLE
FEED

LOADING MOTOR

LOADING

BTL DRIVER

IC581

LA6567H-X

BUS0~3

BUCK,CCE,RST

CD L/R

SW1~4

LM 0/1

2

3

4

5

KD-SX777

Block diagram

SYSTEM

CONTROLLER

IC701

uPD178078GF-543

CD LPF

IC111

NJM4565M

CD L/R

CHANGER
CONTROL

IC771

HD74HC126FP

CH L/R

TUL/R

FM/AM

TUNER

TU1

VOL CL
VOL DA

E.VOL

IC301

BA3860K

IC341,441

L/R -CH

LINE AMP

BA3220FV

POWER

AMP.

IC351

LA4743K

CN701

AM/FM

J1

FRONT L/R
REAR L/R

FRONT L
FRONT R
REAR L
REAR R

ENC 1,2

CN601

VOLUME JOG

EN601

REMOCON

REMOTE CONTROL

RECEIVER

IC602

RPM6938-SV4

KEY0~2

OPERATION SW.

S601~S620

LCDDA
LCDCLK
LCDCE

LCD DRIVER

IC601

LC75873NW

S1~S68 COM1~3

LCD1

QLD0163-001

Front P.C.B

Main P.C.B

J771

Changer

CN901

LINE OUT

J931

2-1

KD-SX777

< MEMO >

2-2

Standard schematic diagrams

Receiver & power amplifier circuit

5

4

KD-SX777

3

2

1

CD/MAIN SIGNAL
TUNER SIGNAL

AB C D E F G

2-3