Level 3 Repair
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8-60
Check C1026
≤
-65dBm ?
8-3-20. LTE Band1/ WCDMA Band1 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 L1014
≥
-65dBm ?
Resolder or change
L1014, L1020
NO
YES
NO
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
LTE B1 / WCDMA B1
Receiver is O.K?
Resolder or change
UCP301
END
NO
CONTINUOUS RX ON
WCDMA1 CH : 10700
LTE B1 CH : 300
AMP : -50dBm
Summary of Contents for Galaxy Tab S SM-T805
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