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9. Flow Chart of Troubleshooting
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9-25
9-15. FM Radio Part
Solder UCP200 again
Replace the UCP200
END
FM Radio does not work
Yes
Check the voltage at
Pin# #11, #10 of U103.
Is it OK?
NO
Resolder of change U103
Is there any singnals at
the Pin#14 and #15 of
U103?
Resolder of change U103
Is there any signals at the
Pin #
P
18 and # R18 of
UCP200?
NO
NO
NO
Yes
Yes
Yes