Operation Manual

18
Chapter4: Simple troubleshooting and maintenance.
4.1 Simple Troubleshooting Table:
Failure Possible Cause Solutions
Power
connected but
the camera is
not performing
self-test, no
image
Connected the
wrong power cord
Check voltage in cable
Power supply is
damaged
Check power ratings. Replace
power supply.
Bad fuse Replace Fuse
Power cord
connection is bad
Confirm firm connections and
polarity.
Power
connected, the
camera is
performing
self-test, image
available, but
no control
Dome camera
address, Baud rate
or protocol does not
match
Reset camera and confirm details
with "On screen display" while the
camera is self-testing. If needed
make changes
RS485Connections
Check wiring RS485 control line.
Try switching +/- terminals.
Unable to
complete
self-test, there
are images
associated with
motor tweet
sound
Power rating is not
sufficient
Replace power supply to meet the
requirements of the power
consumption. If the camera is far
from the power supply check cables
for shortages.
Mechanical failure Replace Camera
Image
instability
Video line
connection is bad
Check Coaxial cable and BNC
clamps
Power rating is not
sufficient
Replace power supply to meet the
requirements of the power
consumption. If the camera is far
from the power supply check cables
for shortages.