Samsung GT-P6800 Servise Manual page 54

Level 3 Repair
8-3-9. Ear Part (MIC)
Check receiver function
in call Headset mode
or camcording mode
Yes
No
Check the connection of
HDC800
Reconnect HDC800
Yes
Check Earjack module
No
where Earjac i's placed
Replace the Earjack module
for any damage (Tear in
FPC, etc)
Yes
No
Check the C603
Resolder or replace U602
EARMIC_BIAS_2.8V
Yes
No
Check the signals on
Resolder or replace R604,R605 ,U603
R604,R605
Yes
END
8-23
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