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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
3-10
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3-1-5. Microphone Part
The voltage of C214 is 2.3V?
YES
YES
YES
YES
NO
NO
NO
Micro-phone does not work
Is the assembled status of
Microphone O.K?
Reassemble the microphone
Check the DC bias voltage on Mic path.
Check the path around MIC
Bias circuit
The microphone is OK
Check UCP100
END