LG -D100F Service Manual page 85

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Case B. No Sound from Headset
C8115,C8116
Check the input power +VBATT and Gain Parameter (C8501, R8503)
In case of you can't heard anything, check C8509~8512
If the sound is abnormal, check C8115,C8116
LGE Internal Use Only
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Copyright © 2014 LG Electronics. Inc. All right reserved.
3. TROUBLE SHOOTING
U8102
R8503
C8509~8512
C8501
Only for training and service purposes

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