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5 FAQ
5.1 Daily Maintenance
Please clean dome cover regularly to get vivid image.
Handle the cover with care. Use water to wash. Don't use cloth to clean.
Use mild detergent to clean if there is too much dust.
Note:
The sweat from your hand may erode plating surface, your nail may scrape dome cover result in blur image.
5.2 Problems and Solutions
SYMPTOM
No self-diagnosis,
no video signal
when I connect
dome to power.
No self diagnosis.
There is a noise
Self diagnosis is ok.
No video signal
Self diagnosis is o.k.
but I can not operate
the dome.
Video signal loss
occurs in high speed
rotation.
Video signal is not
successive
Video is not clear.
During camera
switch, there is a tilt
movement in the
monitor.
CAUSE
Red LED is not on.
24V AC does not apply to
the power. Or connection is
too loose.
Power off or Transformer
problem.
Red LED light is on
24V AC power is low
Something wrong with power
socket.
Power supply is inadequate.
Mechanical malfunction.
Power connection is too loose.
Check the circuit connection.
Video switch connection is wrong
or improper operation.
Control circuit is not properly
connected
Dome address, protocol or baud
rate setup is not right.
Power supply is not sufficient
Circuit connection is too loose.
Video switch or power problem
Focus is in manual mode.
Dome cover is dirty.
Camera power is not in the same
Phase.
SOLUTION
Check 24V AC power is
connected or properly
earthed.
Check power supply condition
or check 24V transformer.
Use multimeter to check
dome load.
Please contact retailer to
replace power socket.
Replace power socket.
Need electrical engineer help.
connect tightly
Connect again
Please refer to user's manual for
cable connection information.
check control cable connection.
Please refer to user's manual for
detailed information.
Replace power socket.
Connect tightly.
Need electrical engineer help.
Control manually.
Wash dome cover
When several domes are
connected to one transformer,
please connect the transformer
output cable to the domes' same
side.
30
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