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Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-46
Check C121
≤
-65dBm ?
8-3-18. WCDMA Band1 RX
CONTINUOUS RX ON
RF INPUT : 10700CH
AMP : -50dBm
NORMAL CONDITION
catch the channel?
Check the voltage at
{C150 = VBAT_RF ?}
& {C149 = 2.85V ?}
& {C145 = 2.65V ?}
& {C151 = 1.8V?}
& {C152 = 1.2V?}
Check the Voltage at
C103 =VOUT_CHARGER
Check component
soldering status OK at
F100
CHECK soldered
L108,C121, RFS100
Resolder or change
U101, C103
Resolder or change
F100
Resolder or change
U104
Check the freq. at C139
: 26MHz ?
Change or resolder
OSC100
Check L106
≥
-65dBm ?
Resolder or change
Check L106, L126
WCDMA Band5 / GSM 850
Receiver is O.K?
Resolder or change
UCP300
END
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Check F100 PIN 14, 15
≥
-65dBm
Resolder or change
F100
NO
YES
Summary of Contents for Galaxy Tab GT-P5100
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