Panasonic SA-HT920P Service Manual page 107

Dvd home theater sound system
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SCHEMATIC DIAGRAM-9
TRAY MOTOR
CIRCUIT
M9101
(TRAY MOTOR)
M
Q9102
1
2
Q9101
1
2
TRAY MOTOR-
TRAY MOTOR+
PHOTO_DRV/A
DGND
PULSE_SENSE
3
POSITION_SENSE
4
3
Q9101
B3NAA0000078
PHOTO INTERRUPTOR
4
Q9102
B3NAA0000011
PHOTO INTERRUPTOR
SENSOR CIRCUIT
FC9101
TRAY MOTOR-
1
1
TRAY MOTOR+
2
2
PHOTO_DR V/A
3
3
DGND
4
4
PULSE_SENSE
5
5
POSITION_SENSE
6
6
LOADING MOTOR CIRCUIT
Q9103
B3NAB0000027
PHOTO INTERRUPTOR
1
2
3
4
Q9001
B3NAA0000068
PHOTO INTERRUPTOR
Q9001
2
1
3
4
53
Q91

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