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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
No mark:CD
CN01
CN732
MM1469XH
IC781
CN731
CN734
CN733
CN722
CN711
CN702
CN721
CN735
CN701
/
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
LD DRIVER
FOCUS/TRACKING/SLED/
SPINDLE SERVO,RF AMP
IC701
MOTOR
DRIVER
IC711
TABLE SENSOR
IC781
FCS/TRK COIL,
SL/SP MOTOR
DRIVER
SWITCH
MUTE
MUTE
(TURN)
(OPEN/CLOSE)
(UP/DOWN)
SG-264
SWITCH
MOTOR BOARD
ADDRESS SENSOR BOARD
DRIVER BOARD
CD BOARD
50V
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299