Flow Chart of Troubleshooting
9-5. Microphone Part
Microphone does not work
Check the connection
from MIC
Check the circuit
from UCP300 to MIC
Check the MIC
Yes
Yes
Yes
OK
END
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No
Resolder MIC
No
Resolder the R600, R603, R604, R607
No
Replace the MIC
9-8
and TA600