28
No Video
(cont’d.)
__________
Poor
Picture
Quality
Snowy
image
2. Video
Connections
________________
Poor video signal
Noisy power supply
Determine if wiring
polarity at the video
connector is correct.
If still no video,
connect the camera
directly to the
monitor. Check the
video signal. If okay,
the problem is with
the interconnections.
If still no video,
contact
Bosch Security
Systems (see back
cover for contact
details).
________________
Ensure the video
cable is correctly
matched and
terminated with 75
ohms at each end.
Check if video cables
are compatible.
Check connections.
Relocate or replace
the power supply.
