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3. DC BLOCK DIAGRAM
Enable
DC
Switch
LGE Internal Use Only
QZ522
Charger
+
2 D-D
5V
3.3V
1.8V
LD1117
3-20
Boost Circuit
+10V
+16.5V
PWM
-10V
SPV518
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Battery
7.4V/1900mA
DVcc3.3V
SYSTEM
DVcc1.8V
+5V_M
+5V_RF
SERVO
+3.3V_RF
5V_AUD
Video, Audio
VAA5V
+10V
+16.5V
LCD Panel
-10V
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