Audio Part - Samsung SGH-S730i Service Manual

Flow Chart of Troubleshooting

3-1-6. Audio Part

1) When you are calling
- Receiver
There is no sound from Receiver
Is the terminal of Receiver O.K?
YES
Is the Receiver-Camera FPCB O.K?
YES
Is the Main con to con FPCB O.K?
YES
Are there any signal at the pin
R424, R426?
YES
END
NO
NO
NO
NO
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Replace the Receiver
Replace the Receiver-Camera FPCB
Replace the Main con to con FPCB
Replace or Resoldering R424, 426
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