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8. Level 3 Repair
8-4-9-1. Microphone Part
- Main MIC
Check main microphone function
in voice call handset mode or voice recorder.
Yes
No
Check the voltage at
C9030 = 1.8V
No
Replace U9000
Yes
No
END
Check the
MAIN_MIC_DATA at
C9033.
Yes
No
No
Replace AU9000