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8. Level 3 Repair
8-4-7-1. Microphone Part
– MAIN MIC
Check the USB C2C
FPCB connector on
Main PBA and SUB
PBA
Check main microphone function
in voice call handset mode or voice recorder.
Yes
No
No
Reconnect the SOC6000 (SUB PBA),
Yes
No
END
Check the voltage at
C5152 = 1.9V
Yes
No
No
Replace U5000
Yes
No
Check the MAIN_MIC_DATA
at C6022
Replace SUB PBA
No
Summary of Contents for SM-A326B
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