LG H990ds - Audio Speaker Troubleshooting

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3. TROUBLE SHOOTING
Circuit Diagram
Image Checking Flow
The Speaker control signals are generated by WCD9335(U6000), WSA8815(U6002). WCD9335/WSA8815 chip
and the speaker are to be checked out.
Start
Check the Speaker.
And reconnect SPK module
Hear the Voice
through the SPK?
Change damaged
contact pin
No
No
Yes
Change Main Board
End
Change SPK
Module
Yes
No
Contact pin
(ANT 9811,9812)
3.13 Audio speaker
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