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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.
8-69
Check C1026
≤
-65dBm ?
8-3-23. LTE Band5 / WCDMA Band5 / GSM850 RX
NORMAL CONDITION
catch the channel?
Check the voltage at
{C1058, = 1.8V ?}
& {C1055 = 1.2V ?}
& {C1048 = 1.5V ?}
& {C1057 = 2.5V ?}
Check the Voltage at
{C1023 > 3.6V?}
Check C1025
≥
-65dBm ?
CHECK soldered
RFS1001, F1001, C1015,
L1011, C1018
Resolder or change
U1002, C1023
Resolder or change
U1001
Resolder or change
U1007
Check the freq. at
C1099 : 26.0MHz ?
Change or resolder
OSC1001
Check C1030
≥
-65dBm ?
Resolder or change
C1030, L1016
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
LTE B5 / WCDMA B5 / GSM850
Receiver is O.K?
Resolder or change
UCP301
END
NO
CONTINUOUS RX ON
WCDMA5 CH : 4408
LTE B5 CH : 2525
AMP : -50dBm
Содержание Galaxy Tab S SM-T805
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