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Flow Chart of Troubleshooting
9-10
9-5. Microphone Part
Check the connection
from MIC
Check the circuit
from U300 to MIC
Resolder MIC
Resolder the R605, R606, R609, R610, L602,
L603, C606 and C610
END
No
Yes
Yes
Yes
Yes
No
Check the MIC
No
Replace the MIC
Microphone does not work