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CHAPTER 4: Troubleshooting
4. Troubleshooting
4.1 Problems/Possible Causes/Solutions
The following table describes some of the problems, possible causes, and solutions.
If the information below does not solve the problem, go to
Sections 4.2
and
4.3
for
technical support contact information.
Problem:
There is no image. The Power LED is off.
Possible Cause #1:
The power is off.
Solution #1:
Check the CCTV equipment’s power supplies.
Possible Cause #2:
The fuse has blown.
Solution #2:
Remove the fuse at the rear of the unit and replace it with one of the
same rating.
Problem:
There is no image. The Power LED is on. The Video Sync LED is on.
Possible Cause:
Wrong pin configuration.
Solution:
Check the pin configuration and make sure the wiring is straight
through.
Problem:
The picture is distorted. The Power LED is on. The Port LED is on or
blinking.
Possible Cause #1:
There is EMI interference.
Solution #1:
Make sure the wiring is not too close to transformers and lightning
ballasts.
Possible Cause #2:
The wires are reversed on the signal pair on one side.
Solution #2:
Make sure the wires on the signal pair are not reversed on one side.
Possible Cause #3:
There is a split pair.
Summary of Contents for IC454A
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