Printed Wiring Boards - Driver/Motor/Sensor (Cd) Boards; Schematic Diagram - Driver/Motor/Sensor (Cd) Boards - Sony HCD-RG66T Service Manual

HCD-RG66T
7-8. PRINTED WIRING BOARDS – DRIVER/MOTOR/SENSOR (CD) Boards – •
S701
DISC TRAY
OPEN/CLOSE DETECT
7-9. SCHEMATIC DIAGRAM – DRIVER/MOTOR/SENSOR (CD) Boards – •
M721
(TURN)
IC711
SG-264
DISC TRAY
STATUS SENSOR
D+3.3V
3.3 0.2
C712
0.1
D. GND
S711
OPTICAL PICK-UP
UP/DOWN DETECT
See page 27 for Circuit Boards Location.
OPTICAL PICK-UP
UP/DOWN DETECT
C712
IC711
4
1
14
(14)
See page 48 for IC Block Diagram.
S701
DISC TRAY
OPEN/CLOSE DETECT
OPEN
CLOSE
D+3.3V
D. GND
30 30
14
(14)
B
CN202
(Page 33)
TURN
MOTOR
DRIVER
(LOAD IN)
(LOAD OUT)
D+3.3V
MAIN BOARD (1/4)
(Page 34)
D. GND
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
14
(14)
B
CN202