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24 C1648M (4/05)
Troubleshooting
LED indicators on the front panel of the FT85081 transmitter/FR85081 receiver (refer to Figure 2
and Figure 3, respectively) allow you to monitor signal status, data activity, and operating
power. Table C provides information about the front-panel indicators and associated
troubleshooting guidelines.
Table C.
Troubleshooting with Front-Panel Indicators
Indicator Color Meaning Possible Cause Corrective Action
Power LED (Pelco badge)
Blue Pelco logo lights. Power is being applied
to the module.
– No action required.
Blue Pelco logo does
not light.
Power is not being
applied to the module.
Power connection is
faulty.
Check power
connection. If module is
rack mounted, reseat
module or power supply
as necessary.
Power supply has failed. Replace power supply.
Loss of power occurs
due to tripped circuit
breaker(s), blown
fuse(s), or faulty
electrical service.
Check circuit breaker(s),
fuse(s), or electrical
service as necessary.
Video Present LED
Green Incoming video signal is
present on the channel.
— No action required.
Red on transmitter Incoming video signal is
not present on the
channel.
Video source is not
powered on.
Check power connection
to the video source.
Video source is not
connected to the
transmitter.
Check BNC connections.
Coaxial cable is
defective.
Replace cable.
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