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Flow Chart of Troubleshooting
9-21
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FEM100
CHECK
pin2
≥
-65dBm ?
9-2-4. PCS RX
CONTINUOUS RX ON
RF INPUT : 661CH
AMP : -50dBm
YES
FEM100,RFS100
resolder or change
NO
YES
NO
FEM100 CHECK
pin18,19
≥
-65dBm ?
FEM100
resolder or change
YES
FEM100 CHECK
pin 7 : 2.9V ?
NO
YES
FEM100
pin18,19 Vp-p
: 120mV ?
UCP300
resolder or change
NO
YES
PCS RX path component
resolder or change
NO
PCS Receiver is O.K?
END
YES
FEM100, UCP300
resolder or change
CHECK soldered
ANT
contact, C115,
L
117, L120
NO
NORMAL CONDITION
catch the channel?
Summary of Contents for GT-S3370
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