-13-
Exhibit
Troubleshooting
Error
Cause
No picture
- No operating voltage (check red LED)
- Coaxial connection interrupted (check video cable)
The picture is noisy
- Insufficient light
- The lens drive of the used lens (DC / AI) is not
properly adjusted to the camera (level too low)
The picture is too bright
- The lens drive of the used lens (DC / AI) is not
properly adjusted to the camera (level too high)
- Too much peak light; change camera location or
activate backlight function of the camera
The picture is not sharp
- Focus not adjusted properly
- Back focus not adjusted properly
- When used outdoors: heater defective; front pane of
camera housing gets steamy
The picture is distorted
- Different GND potentials between camera and
monitor; use opto coupler (e.g. VPT from videotronic)
- Bad connections
Ghost image
- Wrong 75 termination
- Shield of video cable interrupted
Synchronisation of cameras
does not work properly
- No or bad linelock connection between camera (12
V/DC version) and power adapter
- Mains plug twisted; turn the mains plug by 180° to
change the linelock phase
Please contact your authorised dealer with an exact failure description if none
of the above remedy measures fixes your problem.
