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Flow Chart of Troubleshooting
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9-9
9-5. Microphone Part
Check the connection
from MIC FPCB
Check the circuit
from UCP200 to MIC
FPCB
Replace the MIC FPCB
Resolder the U503, C519, C521, R509, R512
END
No
Yes
Yes
Yes
No
Microphone does not work