Panasonic SA-HT822VP Service Manual page 415

SCHEMATIC DIAGRAM-30
5DVD LED CIRCUIT
Q7705
UNR221500L
LED DRIVE
R7707
150
Q7706
R7708
330
Q7705
D7703
B3AKB0000016
LED DISC 3
PANEL A CIRCUIT
R7002 R7001
4.7K 2.7K
S7002
S7001 S7003
DISC
DISC5 DISC4
CHANGE
S7006
D.PLAY
: +B SIGNAL LINE
Q7706
UNR211700L
LED DRIVE
Q7707
UNR221500L
R7710
150
LED DRIVE
Q7707
R7709
D7704
2.2K
B3AKB0000016
LED DISC 4
R7701
150
Q7701
UNR221500L
LED DRIVE
R7702
Q7701
D7701
B3AKB0000016
LED DISC 1
R7003 R7005 R7007
2.2K 1.8K 1.2K
S7005 S7007 S7009
DISC3 DISC2 DISC1
C7015
R7006 R7008 R7010
1.2K 1K 1K
S7008 S7010 S7012
D.STOP DISC OPEN/
CHECK CLOSE
Q7708
UNR211700L
LED DRIVE
Q7709
UNR221500L
LED DRIVE
Q7708
R7711
330
Q7709
R7712
D7705
2.2K
B3AKB0000016
LED DISC 5
Q7702
UNR211700L
LED DRIVE
Q7703
UNR221500L
LED DRIVE
Q7702
330
Q7703
D7702
R7703
B3AKB0000016
2.2K LED DISC 2
R7009 R7011
1K 1K
S7011 S7013
SELECTOR POWER
IR7201
B3RAB0000025
REMOTE SENSOR
VCC G IR
3 2 1
0.1
12 11 10 9 8 7 6
TO
MAIN (DVD INTERFACE :IF)
CIRCUIT (P36002) ON
SCHEMATIC DIAGRAM-11
Q7710
UNR211700L
LED DRIVE
R7713
150
Q7710
R7714
330
R7715
2.2K
R7704
150
Q7704
UNR211700L
LED DRIVE
Q7704
R7705
330
R7706
2.2K
P7203
REG 5V
8
LED_1
7
TO
LED_2
6
5DVD LED
LED_3
5
CIRCUIT
LED_4
(P7701) ON
4
LED_5
SCHEMATIC
3
GND DIAGRAM-30
2
GND
1
5 4 3 2 1
P7202
P7701
REG5V
8
LED_5
7
LED_4
6
TO
LED_3
5
PANEL A
LED_2
4
CIRCUIT
LED_1
3 (P7203) ON
GND
SCHEMATIC
2
DIAGRAM-30
1