Level 3 Repair
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8-44
Check C110
≤
-65dBm ?
8-3-15. WCDMA Band1 RX
CONTINUOUS RX ON
RF INPUT : 10700CH
AMP : -50dBm
NORMAL CONDITION
catch the channel?
Check the voltage at
{C218, C219 = 1.8V}
& {C210 = 1.2V}
& {TA200 = 1.3V}
& {C216,C217,C205 = 2.2V}
Check the Voltage at
C118 VREG_FEMID_2.85V
CHECK soldered
RFS100, C110, L107
Resolder or change
C118
Resolder or change
L201,C829,L800,
Check the freq. at C284,
R202: 19.2MHz ?
Change or resolder
C284, R202
Check L105,L115,L108
≥
-65dBm ?
Resolder or change
L105,L115,L108,F102
WCDMA Band1 Receiver is O.K?
Resolder or change
U202
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
Summary of Contents for GT-P7320
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