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Level 3 Repair
8-3-6. MAIN Microphone Part
MAIN Microphone does not work
C207, C400 = 2.2V
at Main Mic Active?
Check the Main MIC
Connection
(look over schematics about
Check the MAIN MIC sample.
(it be possible the problem
Yes
Yes
Yes
things)
Yes
END
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No
Replace UCP200 using a Heatgun
(Because of not soldering well)
Resolder C228, C229, L400, L402, C401, R402,
No
(not work if those is not connected.)
No
Replace an another MAIN MIC
(because of being possible the problem)
8-16
ZD400
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