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Level 3 Repair
8-20
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8-3-5. Microphone Part (1)
Check component soldering
status of L616,C653, L607,
C605,
ZD
604
Resolder or replace L616,C653, L607, C605, ZD604
END
Check the voltage at C653 =
2.8V
Resolder or replace C653, HDC602
No
Yes
Yes
Yes
Yes
No
Check the connection of
HEA602
Check main microphone function
in voice call receiver mode
Reconnect HDC602
No
