Samsung SGH-F250 Service Manual page 50

Flow Chart of Troubleshooting
9-11. Radio part
Radio does not work
Yes
①
No
Resolder C128
C128 ≥ 1.8V
and Check PMU part
Yes
②
No
C318, C154, C136, L113
Resolder C138, C154, C136, L114
is OK?
and check U101
(When U101 operate)
Yes
Check signal
related to U101
Yes
END
9-22
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