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8. Level 3 Repair
8-4-32. LTE 40 4Rx_PRx
Receiver is O.K?
END
Resolder or change
U3000
YES
NO
Check component soldering status OK at
U1003 ?
Resolder or change
U1003
NO
YES
Check L1032
≥
-65dBm
Resolder or change
L1032 or L1035 or L1031
NO
YES
YES
Check status OK at
coaxial cable and
mechanical material
Change
Coaxial cable or mechanical material
NO
Check L1024
≥
-65dBm ?
Resolder or change
L1027
NO
YES
Check component soldering status OK at
U1005 ?
Resolder or change
U1005
NO
YES
Check C1074
≥
-65dBm ?
Resolder or change
C1074 or C1081
NO
YES
Check C1076
≥
-65dBm ?
Resolder or change
ANT1007 or L1062 or C1115 or
C1076 or C1085
YES
NO
Check component soldering status OK at
C1077 ?
Resolder or change
C1077
NO
YES