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8-3-13. WCDMA BAND8/GSM900 RX
NORMAL CONDITION
catch the channel?
Check C103 ≤ -65dBm ?
Check C132 ≤ -65dBm ?
Check L115 ≤ -65dBm ?
Check component
soldering status OK at
WB8/GSM900 Rx is OK?
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Yes
Yes
Yes
U104
Yes
Yes
END
Check soldered or change
No
C100, C101, F106, C174,
RFS100, L100, L129, C109
Check soldered or change
No
U100, C132, C133, L114
Check soldered or change
No
No
Check soldered or change U104
No
Check soldered or change UCP300
8-31
Level 3 Repair
CONTINUOUS RX ON
RF INPUT : 3013CH
AMP : -50dBm
F102, L115, L116
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