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In one building block
with multiple indoor
stations, only one
indoor station shows
black lines on the
video image.
Image interferences
due to transition re-
sistance.
The P-wire is not connected cor-
rectly.
The connection contacts are not
completely fixed.
Image interferences
due to near disturbing
sources like external
power supplies or other
electric appliances,
which are not shielded.
Relocate the video distributer or
any other passive assembly pack-
age.
Distortion due to com-
pensation currents
caused by potential
differences.
Please check the line installation
and try to install active compo-
nents on one potential.
Distorted image
No accurate video
signal due to inter-
changed video wires.
The video BUS is not reverse
polarity protected.
Please interchange the wires V1
and V2.
The image
“rolls“.
The video signal cannot
be synchronized.
Please check, if all wires of the
video-BUS are connected.
If necessary please adjust the
video level.
Multiple contours
occur.
Image reflections occur
so called “ghost imag-
es”, due to open lines
The video strand is not connected.
Please insert the terminating re-
sitor in the last device of the
strand.
Contours of the se-
cond image are visi-
ble.
Two video sources
interfere.
Please remove the second video
source from the line.
Connect the second video source,
if necessary, via a video switch to
the existing TCS:BUS.
No image. Image
No signal present.
Connect the monitor in front of the
