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3.8.3 Receiver Trouble Shooting
Receiver control signals are generate by MT6323(U4100), Receiver/SPK(CN8100) : Exactly same as Speaker
Yes
LGE Internal Use Only
START
Check the Receiver soundand
check receiver wire.
Hear the sound to the Receiver?
No
Receiver Contact is OK?
Yes
Change Receiver Module.
Can you hear a sound?
No
Check Main PCB.(C4101, FB8504,8505,
C8012,8013)Receiver Sound OK?
No
Change Main Board
END
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3. TROUBLE SHOOTING
Re-assemble the Receiver
No
Yes
Yes
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Only for training and service purposes
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