18
10. TROUBLESHOOTING
Symptom
Possible Cause
Remedy
No camera image dis-
played on the monitor.
Camera image is not
clear.
he color of the camera
image changes pe-
riodically.
The screen flickers
even when the Flicker-
less switch is set to
"1/100."
When in night mode,
the LED infrared light
mixes with the on-
screen display.
Subject images are
dark at night.
After image appears
when the subject be-
comes dark at night.
Switch on the main power.
Connect the cables correctly.
Focus the lens.
Remove dirt on the lens or dome cover.
Adjust focus correctly.
Turn the Focus adjustment switch of the
Mode setting switch to "OFF."
Turn the Focus adjustment switch of the
Mode setting switch to "OFF."
Set the shield ring correctly.
When dust has settled on the dome cover,
lightly clean using a commercial camera
blower or cleaning paper.
Rotate the LED illuminators so that they are
visible in the transparent dome cover.
Turn the High-sensitivity to "OFF" if the
after image is annoying and distracting.
Monitor TV's power is not switched
ON.
Cables are not correctly connected.
Camera lens does not focus prop-
erly.
The lens or dome cover is dirty.
Image black level of the monitor is
not correctly adjusted.
The Focus adjustment switch is set
to "ON."
The Focus adjustment switch is set
to "ON."
The shield ring around the lens is
detached or moved from its original
position.
The dome cover is dirty.
LED illuminators hidden by case.
Check the position of the camera's
High-sensitivity switch.
