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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-14
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8-5. Microphone Part
Check the MIC.(broken,
teared FPCB , not connected)
Check MIC
.
bias.
1) main MIC. : C405,
2) sub MIC. : C411
Replace the MIC. or connect to the PBA correctly
Resolder C405 or C411
END
No
Yes
Yes
Yes
Yes
No
Check the MIC. circuit
(not connected)
No
Resolder L400, C440, C402, C406, U411, C401
or C413, C412, L406, C457, C423, U401
Microphone does not work