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9. PCB LAYOUT
U503
BU52031NVX
Abnormal operation
No Slide detect
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
U
5
0
3
C
5
0
3
R
5
0
6
V
A
5
0
3
R
5
0
2
R
5
0
5
R
A
5
0
1
K
B
5
0
1
K
B
5
0
3
K
B
5
0
2
K
B
5
1
5
K
B
5
1
2
K
B
5
1
3
K
B
5
0
8
K
B
5
0
6
K
B
5
0
4
K
B
5
1
1
K
B
5
0
5
K
B
5
0
9
K
B
5
1
4
K
B
5
0
7
K
B
5
1
0
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Troubleshooting
