LG H990ds - Audio Ear Jack Troubleshooting

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3. TROUBLE SHOOTING
Disable detecting headset insert or No sound from Earphone, Check the Ear Mic.
Checking Flow
Start
Check the Headset Icon
And reconnect EARJACK FPCB
Hear the Voice
through the
Headset?
Change
EARJACK FPCB
No
No
Yes
Change Main Board
End
Yes
Yes
Change damaged
contact pin.
No
FPCB Image
Image
Contact pin
(ANT 6013~17)
3.13 Audio Ear MIC Jack
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