Level 3 Repair
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8-135
Check C1093
≤
-65dBm ?
8-3-24. LTE Band20 DRX
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 L1045
≥
-65dBm ?
CHECK soldered
C1093, L1041, C1094,
C1119, L1042, C1092
Resolder or change
U1008, C1103
Resolder or change
F1004, L1045, L1046, L1044
Resolder or change
U1007
Check the freq. at
C1099 : 26.0MHz ?
Change or resolder
OSC1001
Check C1102
≥
-65dBm ?
Resolder or change
C1102, L1012
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
LTE B20 Receiver is O.K?
Resolder or change
UCP301
END
NO
CONTINUOUS RX ON
RF INPUT : LTE B20: 6300CH
AMP : -50dBm
Summary of Contents for Galaxy Tab S SM-T805
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