Mitsubishi Electric DX-NT400E Installation And Operation Manual page 80

Troubleshooting (continued)
Description of problem
The unit does not perform
the motion detection
function.
The unit does not respond
to PC control.
There is a camera number
with a blue screen during
split screen display.
Button operation is not
working.
•••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••• Troubleshooting
80
Please consult the following
• Is "TRIGGER" of the camera number for which the motion
detection function is to be executed in the <ALARM SETTING>
screen set to "EXT"?
• Is "A-PPS" of the camera number for which the motion detection
function is to be executed in the <RECORD SETTING> screen set
to "- - - - - -"?
• Is "MOTION THRESHOLD" in the <MOTION DETECTION
SETTINGS> screen set to the value larger than that of
"DETECTION MASK SETTING"?
• Is the <RS-232C> set correctly?
• Are the unit and computer connected correctly?
• Is there a defect in the connecting cable?
• Is the proper connecting cable used?
• The screens of camera number with no video signal input will be
blue even when setting for operation.
• Is the POWER button flashing?
(The unit cannot be operated when the POWER button is flashing.)
• Is the SIMPLE LOCK or PASSWARD LOCK turned on?
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