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8. Level 3 Repair
8-4-20. LTE B40, NR_SUB6 N40 PRx
Resolder or change
RFS100, L1039, L1032
Resolder or change
L1039, L1032, U1023
NO
NO
Check C1050
≥
-65dBm ?
Check component soldering status OK at
U1023
YES
YES
Check L1007, L1000, C1029, C1034
≥
-
65dBm ?
Resolder or change
C1006, C1015, U1003, C1154,
L1007, L1000, C1003, C1004,
C1033, L1008, C1029, L1016, C1034
Receiver is O.K?
Resolder or change
C1027, L1015, U1011, C1026,
L1013, F1002, L1012
Check component soldering status OK
at C1027
YES
Check status OK at
mechanical material
Change
mechanical material
NO
END
Resolder or change
U2010
NO
YES
NO
NO
YES
YES
Check component soldering status OK
at U1021
NO
Resolder or change
U1021
YES
Содержание SM-A326B
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