JVC CH X550 Diagram

SCHEMATIC DIAGRAMS

CD CHANGER

CH-X550

CD-ROM No.SML200301

CH-X550

Contents

Block diagrams
Standard schematic diagrams
Printed circuit boards

2-1
2-2
2-4

COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.

Area Suffix

E ------- Continental Europe

No.49787SCH

2003/01

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.

Please use enough caution not to see the beam directly or touch it in case of an
adjustment or operation check.

Block Diagram

CH-X550

TC9490FA

5

Data
slicer

TA2147F-X

Tracking actuator

Spindle motor

Feed motor

Feed motor

Focus actuator

4

RF amp. AGC amp.

servo
signal
interface

Focus
eror
amp.

Tracking
error
amp.

Focus
servo
amp.

Tracking
servo
amp.

FAN8037

3

Focus
driver

VCO
PLL
TMAX

A/D

PWM

D/A

Synchronous
signal
EFM
demodulator

CLV
servo

Digital
equalizer
auto
adjustment

Correction
circuit

RAM

Sub code
decording

Servo
control

D/A
converter

Micon
interface

LPF LPF Mute Audio output

Tracking
driver

Feed
driver

2

Spindle
driver

Mecha.detect
switch
Eject switch

Microprocessor
control

Positioning
motor driver

Bus
buffer

Tray motor
driver

J-BUS

1

ABC DEFGH

2-1