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29
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Gain Control
Auto/ Manual
S/N
≥50dB
Video output
1.0±0.2Vp-p
Ⅴ
. Troubleshooting
Problems
Possible Causes
Remedies
No action when power
is switched on
Power supply fault
Replace
Bad connection of the power
Correct
Transformer damaged
Replace
Abnormal self-check.
Images with motor
noise
Mechanical failure
Repair
Camera inclined
Reinstall
Power supply not enough
Replace
Normal self-check but
no images
Video signal fault
Reinstall
Bad connection of the video
Press to connect well
Camera damaged
Replace
Normal self-check but
out of control
RS485 bus bad connection
Check the RS485 connection
Dome ID setup is wrong
Reselect
Protocol setup is wrong
Reset and Switch ON again
Vague image
Bad connection of the video
Press to connect well
Power supply not enough
Replace
Dome camera out of
control
Self check error
Switch ON again
Bad connection of control
Press to connect well
Bad control of matrix
Switch ON again
Excessive load, the distance
too far
Connect
120-ohm
re-sistors which is far
away from the remote
controller and the rest
of the opening status ,
increasing
code
Dis-tributor