Audio Trouble Shooting - LG GD580 Service Manual

4.9 Audio Trouble Shooting

4.9.1 Receiver
• Signals to the receiver
– Receiver signals are generated at AB3000
– Receiver path :
♣ Note : It is recommended that engineer should check the soldering of R, L, C
along the corresponding path before every step.
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Only for training and service purposes
• BEARP, BEARN
• 1. AB3000 (BEARP, BEARN)
• 2. CN502 on main board
• 3. Main FPCB
• 4. Upper FPCB
• 5. Receiver
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4. Trouble Shooting
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