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8-3-5. Microphone Part
Microphone does not work
C203 = 2.2V
at Mic Active?
Check the MIC Connection
(look over schematics about
schemetics.)
Check the MIC sample.
(it be possible the problem
Yes
Yes
Yes
things)
Yes
END
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No
Replace UCP200 using a Heatgun
(Because of not soldering well)
Resolder L506, C513, C514, R511, L507, C519,
No
(not work if those are not connected.)
No
Replace an another MIC
(because of being possible the problem)
8-15
Level 3 Repair
C520
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