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Flow Chart of Troubleshooting
9-18
9-13. PCS Receiver
C103
>= -53dBm
Resolder RFS101(RF CN)
END
No
Yes
RX ON
RF input : CH center freq : +67.7kHz
Amp : -50dBm
C274,C275
>= -60dBm
Yes
Yes
Yes
No
C109 =2.8V
FEM CTRL1,2,3,4 =
L
Resolder
U200(TRANCEIVER)
No
Resolder U400(PMIC)
Resolder FEM100
Summary of Contents for SGH-F480I
Page 29: ...8 PCB Diagrams 8 1 1 Main top ...