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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
9-22
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9-2-2. DCS Receiver
CONTINUOS RX ON
RF INPUT : 698CH
Cell power : -50dBm
NORMAL CONDITION
catch the channel?
NO
CHECK
C101, C140, contact
YES
RFS100
resolder or change
F101 CHECK
pin13
≥
-65dBm?
NO
YES
NO
F101
resolder or change
F101 CHECK
pin3,4
≥
-65dBm?
YES
UCD100 CHECK
pin8,9
≥
-65dBm?
L103,L104,C138
resolder or change
NO
YES
UCD100 CHECK
pin34 : 2.8V
NO
UCP300 PIN A13, C313
resolder or change
YES
NO
UCD100 CHECK
Pin19,21:13MHz
TCX100 CHECK
YES
NO
TCX100
change
NO
DCS RX path component
resolder or change
DCS Receiver is ok?
END