LG M6100 Service Manual - Page 72
Charging Trouble
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4.4 Charging Trouble TEST POINT 4. TROUBLE SHOOTING R408 U402 D401 CIRCUIT CUR_MON (ABB AUX2) CHG_EN (GPIO0) VUSBIN VCHARGE Charging IC C407 NA R405 10K R406 0 R410 (1%) R408 R411 10K 39K 10K C411 1u D401 CUS02 U402 1 CRDL BAT 10 2 USB 6 IMIN 9 ICDL _PPR 3 4 _CHG 7 5 USBON _EN 8 GND PGND 11 ISL6299 C412 R409 1u 100K VBAT 2V8_VEXT R403 10K CHG_STAT C413 1u CHG_EN_IO - 73 -
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4. TROUBLE SHOOTING
- 73 -
4.4 Charging Trouble
D401
R408
U402
Charging IC
(1%)
(GPIO0)
(ABB AUX2)
VUSBIN
D401
CUS02
VCHARGE
1u
C413
10K
R405
VBAT
100K
R409
R410
10K
NA
C407
C412
1u
R406
0
USB
USBON
7
4
_CHG
_EN
5
_PPR
3
39K
R408
ISL6299
U402
BAT
10
CRDL
1
8
GND
ICDL
9
6
IMIN
PGND
11
2
10K
R411
C411
1u
2V8_VEXT
R403
10K
CHG_EN_IO
CHG_STAT
CUR_MON
CHG_EN
TEST POINT
CIRCUIT