X v i s i o n . c o m P a g e
25 | 30
FAQ’s
Faults
Possible reasons
Solution
Power on, but
no action, no
image,
Indicator light
off.
Power wires connected wrong
Correct
Power damaged
Change
Power is not right
Change
Power wires have a poor
connection
Rule out
Power on,
camera can
check itself
and display
the image, but
you
can't control it
Address codes, baud rate are
wrong
Reset the address
codes and baud
rate
Wrong protocol
Correct
RS485 wires connected wrong
or damaged
Check RS485 wires
connection
Self-check is
abnormal,
have image
but with
electrical
motor working
noise
Machine faults
Contact supplier for
repair
Camera is crooked
Move and adjust its
position
Power is not enough
Change the power
Image is
unstable
Video wires are poor connection
Rule out
Power is not enough
Change the power
Video route has interruption
Rule out
Intermittent
control
Power is not enough
Change power,
move power closer
to camera, always
power locally (1m)
if possible.
Check the farthest camera's
controlling resistance.
Add the resistance
The distance is too long, 485
signal are cut down
Change transverter
