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Level 3 Repair
8-22
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8-3-5. Microphone Part (2)
Check component soldering
status of L610, C619, C625
Resolder or replace L616,C653, L607, C605, ZD604
END
Check the voltage at C625 or
C610 = 2.8V
Resolder or replace C625, C610 or U600
No
Yes
Yes
Yes
Yes
No
Check the connection of
HDC600
Check main microphone function
in voice call Speaker mode
Reconnect HDC600
No