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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
10-15
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10-1-8. FM RADIO Part
Is there any signal at L600?
FM Radio does not work
Turn on the Radio.
check the Voltage at C134
(1.8V) and C135 (1.9V) ?
Check the Earphone and U101
Check U400
Check the EAR/SPEAKER Path.
No
Yes
Yes
Yes
Yes
No
No
Is there any signal at C318
and C319?
Resolder the U101
Check UCP300
No
Replace the UCP300
Yes