Panasonic SA-HT640WPL Service Manual page 27

Dvd home theater sound system
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SCHEMATIC DIAGRAM-15
LOADING MOTOR CIRCUIT
H
Q9001
B3NAA0000098
CAM SENSOR
G
2
1
3
4
F
TRAY MOTOR CIRCUIT
E
M9101
(TRAY MOTOR)
M
TRAY MOTOR-
TRAY MOTOR+
D
PHOTO_DRV/A
Q9102
PULSE_SENSE
1
3
POSITION_SENSE
2
4
C
B3NAA0000102
PHOTO INTERRUPTOR
Q9101
1
3
B3NAA0000082
4
POSITION SENSOR
2
B
A
1
2
3
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CN9003
DGND
11
LOADINGMOTOR+
M9001
10
LOADING MOTOR
DGND
9
M
LOADINGMOTOR-
8
DGND
B
7
TO
CAM_SENSOR
MAIN CIRCUIT
6
(CN2005) ON
DGND
SCHEMATIC
5
DIAGRAM-5
PHOTO_DRV/C
4
S9001
DGND
3
LOAD
LOADING_SW
2
DGND
1
SENSOR CIRCUIT
B3NAB0000027
FC9101
PHOTO REFLECTOR
TRAY MOTOR-
1
1
TRAY MOTOR+
2
2
PHOTO_DR V/A
3
3
DGND
DGND
4
4
PULSE_SENSE
5
5
2
POSITION_SENSE
6
6
3
4
5
6
Q9103
CN9102
TRAY MOTOR-
11
TRAY MOTOR+
10
DGND
9
PHOTO_DRV/B
8
DGND
7
1
DISC_SENSE
6
DGND
5
PULSE_SENSE
4
DGND
4
3
POSITION_SENSE
2
DGND
1
7
8
9
27
1
C
TO
POWER(SMPS) CIRCUIT
(CN5702) ON
SCHEMATIC
DIAGRAM-13
11
SA-HT640WPL LOADING MOTOR/ TRAY MOTOR/ SENSOR CIRCUIT
10
1 1
12
SA-HT6
13

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