Charging Trouble - LG -A100 Service Manual

4.5 Charging Trouble

TEST POINT
CIRCUIT
TP2
ABB_INT_N
LGE Internal Use Only
TP2
U205
VBAT
C208
1u
DSS
VAUX_2V85
3
VIN
R212
25
VBAT1
100Kohms
26
VBAT2
27
EXPDET
TP2
11
DN
12
DP
13
UART_RX U1
14
UART_TX
U2
R218 0
15
EAR_L
AUD1
R219 0 16
EAR_R
AUD2
R220 0
17
HS_MIC
MIC
R221
32
DSS
300Kohms
VDD_IO_1V8 VAUX_2V85
I2C_SDA
I2C_SCL
R223
10K
R224
10K
CN202
TP1
VBAT
TP1
3V1_TORCH
C214
1u
23
VBUS1
24
VBUS2
22
D-
21
U205
D+
FB204 0
20
UID
R216
19
RES
18 2.2K
CAP
C218
1u
R225
10K
- 65 - Copyright © 011 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
VUSB_CHG_IN
TP1
C259
1u
MUIC_IO_M
MUIC_IO_P
MUIC_ACC_ID
C217
DNI
Only for training and service purposes