SAMSUNG Proprietary-Contents may change without notice
9-12
Flow Chart of Troubleshooting
9-5. Microphone Part
Is the assembled status of
microphone O.K?
Microphone does not work
TA622 > 2.5V
Reassemble the microphone
Solder the microphone again or
Replace around Mic Circuit
(C610, C619, R615, R618.....)
END
No
Yes
Yes
Yes
Yes
No
Is microphone ok ?
No
Check UCP200
Check the reference voltage on Mic path
Summary of Contents for SGH-C400
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