No action, no
video after
power up
Possible causes
Trouble
Solution
10. 2 Trouble shooting
Power line is bad connection
Correct
Engineering line is malfunction
Self-testing and
image are normal
but the dome is
uncontrollable
The dome DIP switch setting is incorrect
Refer to switch setting, reset the switch
Rs485 may carve out a way
Check Rs485connection, confirm
the connection is correct and
good in contact
Rs485 is in malfunction
Pls consult appendix
Rs485
Bus acknowledge
“
”
Video image
is not steady.
Video line is bad connection
Eliminate
Power consumption is not enough
Video image is not
steady and the
motor is malfunction
Power consumption is not enough
Replace the power
Dome controlling
is not smooth.
Controlling line is bad connection
Rs485 loads so many or the distance
of communication is much far
1.Connect 120
resistance in the dome pan/tilt
that is far from the controller
Ω
2.Increase distributor
Power supply is damage or
power consumption is not enough
Replace
Replace right power adapter, it is better to put
the switch and power adapter near the dome
To obtain constant clear videos, user should
clean the down cover periodically.
Be caution when cleaning, hold the down cover
ring only to avoid direct touch to the acrylic down
cover. The acid sweat mark of fingerprint will corrode
the coating of down cover and scratch on down cover
will cause vague image.
Use soft dry cloth or the substitute to clean the inner and outer surfaces
For hand contamination, use neutral detergent. Any cleanser for high grade furniture
is applicable.
●
●
●
10. 3 The cleaning of clear down cover
Check and repair
36
Appendix