
Troubleshooting
Before asking for repairs, confirm the causes with the following table.
Contact your dealer if a problem cannot be solved even after checking and trying the solution in the
table or a problem is not described below.
Cause/solution
Reference page
Symptom
When the IR LED lights
the camera switches
between color mode and
black-and-white mode.
•
The subject may be too close to the camera.
→ Adjust the distance between the
camera and the subject.
→ Make sure there is no other strong
infrared light resource in external
environment.
18
(Operating
Instructions)
When the IR LED lights a
part or all of the screen
appears blurred.
•Isthereawallorotherreflectingsurfaceor
object near the camera (including areas
not displayed in images)?
→ Adjust the camera angle so that light
from the IR LED is not reflected.
18
(Operating
Instructions)
Damaged power cord
sheathing
Heated portion of power line
consisting of power cord,
connector, and power plug
during use
The temperature of power
cord rises or falls when the
power cord is bent or
stretched during use
•The power cord,power connector, or
power plug is damaged. Continuous use
of the damaged cord, connector, or plug
may cause electric shock or fire.
Disconnect the power plug immediately
and request repair from your dealer.
–
No image displayed
•Isthemonitorconnected?
→
Check whether the monitor is connected.
–
•Arethepowercordandcoaxialcable
connected appropriately?
→ Check whether the connection is
appropriately established.
16~17
Blurred image
•Isthelensofthecamerasoiledwithdirt
or dust?
→ Check whether the lens of the camera
is clean.
–
•Isthefocusadjustedcorrectly?
→ Check if the focus is adjusted correctly.
20
•Aretheresmudginessordamageonthe
transparent cover?
→ Check whether the transparent cover is
clean.
–
Black line in image
•Is the connected system controller set to
multiplexed vertical drive (VD2)?
→ Check whether the connected system
controller is set correctly.
–
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