Philips BDP7700 Service Manual page 31

6-3
A
FK Board Circuit Diagram:LED_CON
1
2
To MC board
1
LED1
1
2 LED2
2
3
LED3
3
4 LED_POWER
4
5
5
6
6 VCC
7 XOUT1
7
8
8
XIN XIN
XP4 XP4
8PIN/1.0mm 8PIN/1.0mm 32.768KHz/30PPM 32.768KHz/30PPM
C2 C2
22pF/50V/NP0 22pF/50V/NP0
3
4
A
B
Y1 Y1
C3 C3
22pF/50V/NP0 22pF/50V/NP0
B
C
VCC
R41 R41 R44 R44
R45 R45
R158 R158
33 33 33 33
1K 1K
33 33
RED
LED1 LED1 LED2 LED2 LED3 LED3 LED_POWER R155 R155 4.7K 4.7K Q155 Q155
LED_WHITE LED_WHITE
LED_WHITE LED_WHITE LED_WHITE LED_WHITE NPN_3DG3904M NPN_3DG3904M
R157 R157
4.7K 4.7K
R156 R156
100 100
WHITE
C
6-3
D E
LED155 LED155
LED_RED+WHITE LED_RED+WHITE
LED/RED/WHITE
D E
1
2
3
4