
Quick Reference Guide and Troubleshooting Guide
32 Troubleshooting Guide
Alarm output
devices do not
respond.
Alarm output device not
connected properly.
Check connections and
correctly connect alarm.
System time not set
correctly in 24-hour format.
Use the Date/Time option to
set the system time in 24-
hour format.
Continuous alarm
when alarm input is
connected.
Alarm not connected
properly.
Check connections and
correctly connect alarm.
Alarm input polarity
incorrectly set.
Change the input polarity on
the Alarm In Polarity screen.
Intermittent Video
Loss alarms.
Bad camera power supply. Replace camera power
supply.
Bad camera output or bad
cabling.
Check or replace camera or
cabling.
FILTER PROBLEMS
PROBLEM
POSSIBLE CAUSES SUGGESTED ACTION
Unit does not
trigger filter when
important activity
occurs.
Target area is not activated. Activate target area on the
appropriate filter setup
screen.
Sensitivity is set too low. Change the Sensitivity
setting on the appropriate
filter setup screen.
Unit does not
trigger filter when
important activity
occurs.
System time not set
correctly in 24-hour format.
Use the Date/Time option to
set the system time in 24-
hour format.
ALARM DETECTION PROBLEMS (continued)
PROBLEM
POSSIBLE CAUSES SUGGESTED ACTIONS
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