Receiver Part - Samsung SGH-Z130 Service Manual

SGH-Z130 Flow Chart of Troubleshooting and Circuit Diagrams

2-1-7. Receiver Part

There is no sound from receiver
Is the terminal of receiver
Are there any signal
at the R172,R173
Are there any signal
at the pin #22,24 of CN207 ?
Is receiver working ?
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is ok ?
YES
YES
YES
YES
END
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NO
Replace the receiver
NO
and speaker related
NO
Check the CN207
NO
Replace the receiver
2- 14
Check the U100
circuit
and soldering