Read Sony HCD-RG88 Service Manual online
HCD-RG88
30
30
MAIN BOARD (1/4)
CN202
B
0.2
3.3
IC711
SG-264
DISC TRAY
STATUS SENSOR
S711
OPTICAL PICK-UP
UP/DOWN DETECT
C712
0.1
D+3.3V
D. GND
D+3.3V
D. GND
TURN
MOTOR
DRIVER
DRIVER
D+3.3V
D. GND
(LOAD IN)
(LOAD OUT)
S701
DISC TRAY
OPEN/CLOSE DETECT
OPEN
CLOSE
7-9.
SCHEMATIC DIAGRAM – DRIVER/MOTOR/SENSOR (CD) Boards –
•
See page 50 for IC Block Diagram.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
no mark : CD PLAY
7-8.
PRINTED WIRING BOARDS – DRIVER/MOTOR/SENSOR (CD) Boards –
•
See page 27 for Circuit Boards Location.
14
(14)
14
(14)
14
(14)
C712
1
4
OPTICAL PICK-UP
UP/DOWN DETECT
CN202
B
IC711
IC701
S701
DISC TRAY
OPEN/CLOSE DETECT
M721
(TURN)
(Page 33)
(Page 34)
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