LG -E445 Service Manual page 118

POWER ON KEY
PWR_ON_SW_N
Battery Conn.
R312
BATT_TEMP_ADC
1K
LGE Internal Use Only
R619
1K
PWR KEY(R619)
VTREF
VBATT
2mm
C322 C323
100u
100n
BATTERY CONNECTOR(CN301)
VA602
CN301
D1
1
2
3
C324 C325
100p 1u D2
- 118 - Copyright © 2013 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
SW603
1
3
4
5
6
7
2
FGN_IC
R313
Must be connected to FGP_IC
20m
BATT_ID_PULLUP
R317
BATT_ID
100
Only for training and service purposes
For MTK Fuel Gauge