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8. Level 3 Repair
8-4-25. GSM1800, WCDMA B3, LTE B3, NR N3 DRx
Check component soldering status OK at
F1018, F1006 ?
Resolder or change
F1018, F1006
NO
YES
Check component soldering status OK at
U1028?
Resolder or change
U1028
NO
YES
Check L1029
≥
-65dBm ?
Resolder or change
L1029
NO
YES
Check C1093
≥
-65dBm ?
Check the ANT and
resolder or change C1093, L1081
YES
NO
Check component soldering status OK at
U1017?
Resolder or change
U1017
NO
YES
YES
Check status OK at mechanical material
Change
mechanical material
NO
Check L1069, L1083
≥
-65dBm ?
Resolder or change
L1069, L1091, L1083
NO
YES
Receiver is O.K?
END
Resolder or change
U2010
YES
NO
Summary of Contents for SM-A326B
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