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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-52
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Check L121 about
22 dBm ?
8-3-21. WCDMA BAND1 TX
WCDMA 2100 Transmitter is O.K?
resolder or change
U300
END
NO
YES
NORMAL CONDITION
CHECK soldered
RFS100, L121,L101,C107,C159
NO
NO
resolder or change
FEM100
Check L112 about
22dBm?
NO
NO
YES
resolder or change
L112,DPX101,C163,L123,C150,
PAM101
YES
Check the Power
FEM100 Pin19 about
22dBm?
YES
Check the freq. at
OSC500 : 19.2MHz ?
change or resolder
OSC500
NO
Check C139 about
8dBm?
resolder or change
C139,F102,L113,L126
NO
YES