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Level 3 Repair
8-3-5. Microphone Part
Microphone does not work
Yes
No
C228 ( MIC_BIAS ) = "H"
Resolder C228, L403, L406, C413
Yes
No
Check the circuit
Resolder U402, C410, C412
from UCP200 to MIC
Yes
No
Check the MIC
Replace the MIC (MIC400)
Yes
END
8-14
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