Samsung SM-G975F Service Manual page 115

8. Level 3 Repair
8-4-27. TDSCDMA B34, LTE B34 PRx
Check component soldering status OK at
Check component soldering status OK at
Check component soldering status OK at
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Check status OK at
coaxial cable and
mechanical material
YES
Check C1010 ≥ -65dBm ?
YES
F1000 ?
YES
Check C1050 ≥ -65dBm ?
YES
U1005 ?
YES
Check L1042 ≥ -65dBm ?
YES
F1001 ?
YES
Check L1043 ≥ -65dBm ?
YES
Check C1061 ≥ -65dBm ?
YES
Receiver is O.K?
YES
END
NO
Change
Coaxial cable or mechanical material
Resolder or change
NO
RFS100 or L1006 or C1010 or
C1013 or L1004
NO
Resolder or change
F1000
NO
Resolder or change
C1050
NO
Resolder or change
U1005
NO
Resolder or change
L1042
NO
Resolder or change
F1001
NO
Resolder or change
L1043
NO
Resolder or change
C1061 or L1052 or C1060
NO
Resolder or change
U3000