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Keypad Back Light Trouble - LG KE820 Service Manual
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User manual
(355 pages)
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User manual
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User manual
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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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
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Table of Contents
Troubleshooting
Trouble shooting
75
RF PART TROUBLESHOOTING
97
trouble shooting of receiver part
98
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