Samsung Wave GT-S8500, Service Manual, Page: 56 / 68

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Level 3 Repair
8-27
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Check C118
≤
-65dBm ?
8-3-16. WCDMA Band1 RX
CONTINUOUS RX ON
RF INPUT : 10700CH
AMP : -50dBm
NORMAL CONDITION
catch the channel?
U302
{C314 = 2.2V ?}
& {C319 = 1.3V ?}
& {C360 = 2.3V ?}
& {C321 = 1.4V ?}
Check the Voltage at
C120 = 2.85V ?
Check component
soldering status OK at
L109, C131, C133 ?
CHECK soldered
CN100, C118, L102
U302, C341, C120
resolder or change
L109, C131, C133
resolder or change
U302
resolder or change
Check the freq. at C300
:19.2MHz ?
U300
change or resolder
F100 CHECK
pin23,24 or C131,C133
≥
-65dBm ?
F100
resolder or change
W2100 Receiver is O.K?
U302
resolder or change
END
NO
YES
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YES
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YES
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YES
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YES
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YES
NO
YES