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SGH-E530 Flow Chart of Troubleshooting
2-
7
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2-1-4. Microphone Part
Is the assembled status
of microphone O.K?
Microphone does not work
Reassembled the microphone
Check R323, R324, R328
END
No
Yes
Yes
Yes
Yes
No
Is microphone ok?
No
Check C330, R325, R327, C332
Check the reference voltage on mic path
C331
≒
2.0V ?
Yes