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Flow Chart of Troubleshooting
9-9
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9-5. Microphone Part
Microphone does not work
Yes
Resolder MIC
Check the connection
from MIC
No
Check the circuit related to
R142
Check the JACK_IN =
3.0V ?
Yes
Check the path from Main IC to MIC
Check the circuit
from
UCP201
to MIC
No
Yes
Replace the MIC
Check the MIC
No
Yes
END
Summary of Contents for GT-i6220
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