LG GT500 - Page 88

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Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
CN 1
TP3 (pin3)
5
6
Key FPCB(Bottom)
U604
R600
R601
4
Main board (Bottom)
TP1
TP2
TP4 (pin11)
TP5 (pin19)
1
2021
40
LDO for LCD Power
C601 1u
0R601
VOUT1
8
7
VOUT2
RT9011-MGPQWU600
EN1
2
EN2
3
GND
54
NC1
NC2
6
PGND
9
1
VIN
1uC603
R600 0
LCD_DVDD_1V8
R654 0
0R653
C602 1u
VBAT
LCD_AVDD_2V8
APP_GP_LCD_DLDO_EN
APP_GP_LCD_ALDO_EN
TP1
TP2