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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.
8-87
U1002 PIN6 : About
30dBm ?
8-3-28. WCDMA Band1 TX
Check the Voltage at
C1062, C1059 > 3V?
Resolder or change
PAM1002, C1062, C1066,
C1059, C1065, C1067, C1068,
U1003, C1078, C1095,
C1098, C1101
Check L1020 : About
20dBm ?
Resolder or change
L1020, L1014
NO
YES
YES
NO
NO
YES
Check C1086 : About
0dBm ?
Resolder or change
C1086, C1087, L1038
YES
WCDMA B1 Transmitter is O.K?
NO
END
CHECK soldered
RFS1001, F1001, C1015,
L1011, C1018
Resolder or change
U1002, C1023
YES
NO
Check the Voltage at
{C1023 > 3.6V?}
Check the voltage at
{C1058, = 1.8V ?}
& {C1055 = 1.2V ?}
& {C1048 = 1.5V ?}
& {C1057 = 2.5V ?}
Resolder or change
U1007
Check the freq. at
C1099 : 26.0MHz ?
Change or resolder
OSC1001
NO
YES
NO
YES
Resolder or change
UCP301
NO
Check L1004 : About
20dBm ?
Resolder or change
U1001, L1004, L1073, C1006
NO
NO
CONTINOUS TX ON CONDITION
TX POWER DAC:14500 CODE
APPLIED
WCDMA Band1 CH : 9750
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV. : 10dBm
ATT. : 20dB
Содержание Galaxy Tab S SM-T805
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