Read Sony HCD-GX20 / MHC-GX20 Service Manual online
24
24
HCD-GX20
5-5. Schematic Diagram – CD Section –
• See page 34,35 for IC Block Diagrams.
• See page 19 for Waveforms.
4.9
1.6
4.2
0.7
0
0.8
0.8
0.6
0.6
0
0.2
0
4.1
0.1
0.1
7.7
7.7
0
0
0.1
1.2
1
No mark:CD
CN01
CN732
MM1469XH
IC781
CN731
IC731
LA9242M
IC751
LC78622NE
CN734
CN733
CN722
CN711
CN702
CN721
CN735
CN701
/
OPTICAL PICK-UP
BLOCK
(KSM-213D)
SPDL
BOARD
LD DRIVER
IC731
FOCUS/TRACKING/SLED/
SPINDLE SERVO,RF AMP
SPINDLE SERVO,RF AMP
IC701
MOTOR
DRIVER
DRIVER
IC711
TABLE SENSOR
IC781
FCS/TRK COIL,
SL/SP MOTOR
DRIVER
IC751
DIGITAL SIGNAL
PROCESSOR
SWITCH
MUTE
MUTE
TO
PANEL BOARD
CN602
A
(Page 31)
TO
MAIN BOARD (1/4)
CN704
B
(Page 26)
(TURN)
(OPEN/CLOSE)
(UP/DOWN)
SG-264
SWITCH
( )
( )
( )
MOTOR BOARD
ADDRESS SENSOR BOARD
DRIVER BOARD
CD BOARD
50V
IC B/D
IC B/D
IC B/D
IC B/D
Ver 1.3 2003.11
Click on the first or last page to see other HCD-GX20 / MHC-GX20 service manuals if exist.