Receiver - LG -H815 Service Manual

3.19.2 Audio - Receiver
Receiver control signals are generate by MSM8992(U2100), WCD9330(U6100)
Voice Receiving path as below : MSM8992  WCD9330  Receiver
Checking Flow
Start
Check the Receiver sound.
check receiver contact.
Hear the sound to
the Receiver?
No
Yes
Check contact Receiver
pin to PCB, OK?
(
CN6202 7CN6203)
Yes
Change Receiver.
Can you hear a
sound?
No
Check Main PCB
inductor
(L6800 / L6801 )
. Sound OK?
No
Change Main Board
End
LGE Internal Use Only
Making the receiver
pin contact to PCB
No
Yes
Yes
53
3. TROUBLE SHOOTING
Image
CN6203
L6800
CN6202
L6801
Circuit Diagram
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Contact pin