Acer AL1721 Service Manual page 48

NEW ADD CIRCUIT FOR 4 LED 04/09


EMI SOULATION ADD C422,C423,FB403,FB404
2003/02/21
Brightness
NEW ADD CIRCUIT FOR 4 LED 04/09
+ +
+
NEW ADD CIRCUIT FOR 4 LED 04/09
BackLight On/Off
Brightness
GND
+12V
+5V
NEW ADD CIRCUIT FOR 4 LED 04/09
JP403,JP404 Package

JP403 JP404
JP403
0603
+
2003/02/21
EMI SOULATION NEW C421 & C420 104
NEW ADD CIRCUIT FOR 4 LED 04/08
NEW ADD CIRCUIT FOR 4 LED 04/08



  


JP404
0603 VOL_OUT
1/10
1/10