Interlogix TruVision DVR 20 User Manual page 79

Option
Protect Video on Alarm
Trigger Alarm Out
Alarm Recording
PTZ Preset
4. Click Apply To. A pop-up screen appears to select the cameras to which
these alarm and events parameters apply. Click OK.
5. Changes are automatically saved when you move to another screen.
Alarm and event notification
Use this menu to setup how the system responds to different internal system
event warnings. See Figure 38 on page 76 and Table 19 on page 76.
Up to four alarm outputs can be selected for each alarm event.
Four of the alarm events cause a system status icon to appear on-screen to alert
you to these alarms: Network loss, HD failure, Temperature, and Fan failure. See
Chapter 9 "Troubleshooting" on page 113 for information on how to handle these
alarms.
TruVision DVR 20 User Manual
Description
The video recorded during an alarm can be protected from being
overwritten.
Check to protect video recorded during an alarm.
If an alarm input is triggered the TVR 20 can be set up for an
alarm output, such as a siren, to trigger in response to the alarm.
Up to two alarm outputs can be selected for an alarm input
depending on the TVR 20 model.
Check one or more of the alarm output boxes.
Set how an alarm video is recorded. The pre and post alarm
settings are dependent on the resolution, image quality, and alarm
frame rate settings.
Alarm frame rate: Set the frame rate for both A stream and B
stream (if applicable)
Pre-alarm recording: This is the time recorded before a motion
or external alarm is triggered and is included in the alarm data.
Select20 seconds.
Post-alarm recording: This is the time recorded after a motion or
external alarm is triggered and is included in the alarm data.
Select a time between 0 and 60 seconds.
Set which preset is used when an alarm is triggered for a camera.
Click the Preset button. In the PTZ screen select the camera
number and its preset value. When completed, click Back to
return to the Alarm & Event menu. Changes are automatically
saved.
53BChapter 6: Advanced setup
75