Level 3 Repair
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-111
U1002 PIN6 : About
30dBm ?
8-3-28. LTE Band8 TX
Check the Voltage at
C1062, C1059 > 3V?
Resolder or change
PAM1002, C1062, C1066,
C1059, C1065, C1067, C1068,
U1003, C1078, C1095,
C1098, C1101
Check C1037 : About
20dBm ?
Resolder or change
C1037, L1024
NO
YES
YES
NO
NO
YES
LTE B8 Transmitter is O.K?
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 L1006 : About
20dBm ?
Resolder or change
U1001, L1006, C1004, C1012
NO
NO
Check C1084 : About
0dBm ?
Resolder or change
C1080, L1040, C1081
YES
NO
CONTINOUS TX ON CONDITION
TX POWER DAC:14500 CODE
APPLIED
LTE Band8 CH : 21625
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF LEV. : 10dBm
ATT. : 20dB
Summary of Contents for Galaxy Tab S SM-T805
Page 184: ...www s manuals com ...