Receiver Part - Samsung GT-i9003 Service Manual

8-3-7. Receiver Part

Check receiver function in voice call receiver
Check the signals at ZD307,
Check the signals at ZD307,
ZD308 again
Check the connection of
Replace the Receiver-Earjack
mode
Yes
ZD308
Yes
Yes
HDC302
Yes
Ass'y
Yes
END
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No
Resolder or replace U207
No
Resolder or replace UCP200
No
8-17
Level 3 Repair
Reconnect HDC302