LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.16 Camera Trouble
Check Points
-Camera LDO’s working correctly
-EMI filter soldering
-Connector combination
4. TROUBLE SHOOTING
- 76 -
U304
U306
C343
C328
C325
C
327
U305
U303
R330
R326
TP4
TP3
TP1
TP2
1V8_CAM_EN
2V8_CAM_EN
1V8_CAM_OUTPUT
2V8_CAM_OUTPUT
TEST POINT
WAVE FROM
2V8_CAM
100K
R326
FB303
NC
5
2
NR
OUT
1
PGND
7
TPS79928DRVR
U303
EN
4
3
GND
IN
6
0.1u
C324
C322
0.01u
VBAT
C323
2.2u
2V8_CAM_EN
1V8_CAM
R330
20K
6
BGND
2
GND
5
SEL
STBY
1
3
VIN
VOUT
4
BH18PB1WHFV
U305
VBAT
0.1u
C340
2.2u
FB308
C339
1V8_CAM_EN
CIRCUIT
TP 1
TP 2
TP 3
TP 4
Summary of Contents for KP151Q
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