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Flow Chart of Troubleshooting
9-22
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9-11. GSM900 Receiver
1)Master
C106
>= -53dBm
Resolder RFS100
(RF Connector)
END
No
Yes
RX ON
RF input : CH center freq : +67.7kHz
Amp : -50dBm
Yes
Yes
No
C120,C121
>= -60dBm
Resolder
U200(TRANCEIVER)
Resolder MOD100
(RF switch)