Fm Radio Part - Samsung S7330 Service Manual

Flow Chart of Troubleshooting

10-1-8. FM RADIO Part

FM Radio does not work
Turn on the Radio.
Yes
No
check the Voltage at
Check U400
C139(3.0V)
Yes
No
Is there any signal at C129
Check the Earphone and UFM100
and L604?
Yes
No
Is there any signal at R504
Resolder the UFM100
and R506?
Yes
No
Check UCP300
Replace the UCP300
Yes
Check the EAR/SPEAKER Path.
10-18
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