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8. Level 3 Repair
8-4-38. LTE B3 4Rx_DRx
Receiver is O.K?
END
Resolder or change
U3000
YES
NO
Check component soldering status OK at
U2000?
Resolder or change
U2000
NO
YES
Check C2050
≥
-65dBm ?
Resolder or change
C2050 or L2042 or C2051
NO
YES
Check C2026
≥
-65dBm ?
Resolder or change
SANT2007 or L2031 or C2026 or
C2027 or L2030
YES
NO
YES
Check status OK at mechanical material
Change
mechanical material
NO