Keypad Back Light Trouble - LG KE820 Service Manual

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5. Trouble shooting

5.9 Keypad back light trouble

Check Points
-Signal path is connected well
-Control IC is working properly
VBAT
LD108
LD107
LD106
LD105
LD103
LD102
LD101
R181
KEY_BACKLIGHT
0
- 92 -

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