Comelit 40797, User Manual, Page: 41 / 48

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4
Troubleshooting and Maintenance
4.1 Troubleshooting
If you experience difficulties operating your camera, refer to the following.
If the guidelines do not enable you to solve the problem, contact an
authorized technician.
PROBLEM CHECK
Nothing appears on
the screen.
Check all cable connections and the
power of the interface unit.
The image on the
screen is dim.
Is the lens dirty? If so, clean the lens
with a soft, clean cloth.
The camera is not
working properly and
the surface of the
camera case is hot.
Is the camera connected to the proper
power?
The contrast on the
screen is too weak.
Adjust the contrast feature of the
monitor.
Is the camera exposed to strong light?
If so, change the camera position.
The image on the
screen is flickers.
Does the camera face directly into the
sun or fluorescent lighting? If so,
reposition camera. Check for flickerless
setting of the camera.