82_ troubleshooting
troubleshooting
English English _ 83
TROUBLESHOOTING
Problem Cause and Solution PAGE
Digital noise appears in picture.
Check if the video cable is properly connected. -
Make sure that the power cable and video cable
do not exceed the recommended maximum
lengths.
26
Adjust Sharpness level.
51
Picture's colors are not good.
Check the White Balance.
42
Adjust Color Menu in Image Adj.
51
The picture is fl ickering.
Check if the dome cover or the camera lens is dirty
or smudged. If it is, clean the dirt off.
-
Check if the camera is pointing directly at a
fl uorescent light or sunlight. If so, change the
camera's direction to remove the fl ickering.
-
Afterimages appear in picture.
Check Sens-Up settings.
43
Camera switches between color
and B&W modes frequently.
Adjust Duration and Dwell Time in Day & Night
menu.
50
A circular object appears on
screen when the camera is
pointing straight down.
You are seeing a pinpoint-like injection artifact on
the dome cover.
The camera is functioning normally.
-
Pan, tilt, zoom, and/or focus do
not work.
Check if power cable is securely connected to
the camera and the monitor.
Check if the video cable is properly connected.
Consult the operation manual of the system
controller connected to the camera.
13~27
Check if Pan Limit and/or Tilt Limit are set.
If so, remove the limit(s).
63~64
A motor or the lens may be overheated.
If so, contact your service personnel or system
provider for assistance.
-
Problem Cause and Solution PAGE
The camera's position differs
from the position defi ned in a
preset.
This phenomenon may happen, since the motors have
a margin error of ±0.1˚.
-
Sequence confi guration of the
camera does not work.
Check if Preset or another operation mode has been
set.
52~55
Check the Auto Refresh settings. 78
The upper side of the picture is
dark when the camera is on the
horizontal reference point.
You are seeing the camera's internal cover. The
camera is functioning normally.
-
Camera suddenly turns on or
moves to a preset position by
itself.
Check the Auto Run settings.
Auto Run puts a camera through a predefi ned action
sequence if the user does not use the Controller to
operate the camera for a certain period of time.
60
• The Power cord's coating has
been damaged.
• The power cord is hot to touch
when the product is in
operation.
• The power cord gets hot after
being folded or pulled on.
Continuing to use the product when its power cord is
damaged constitutes an electrical and fi re hazard. The
power plug must be removed from the outlet
immediately, and a qualifi ed service personnel or your
system provider should be contacted for assistance.
-
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