TruVision NVR 22 Series, Руководство пользователя

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Chapter 7: Playback functionality
TruVision NVR 22 (SP) User Manual 45
3. Select the type of event to search for from the right-hand side of the window: Alarm
Input, Motion, Text Insertion, VCA Alarm, or Intrusion Alarm.
If you select VCA Alarm , select the type of VCA alarm under Minor Type . Also
select the desired cameras to search.
If you select Alarm Input , select the desired alarm inputs from the list displayed.
If you select Motion , select the desired cameras to search.
If you select Intrusion Alarm , select the desired alarm panel/SIA codes from the
drop-down list under Minor Type , and then select the desired intrusion panel.
Note
: Motion detection must be enabled in order to use this function. See “Motion
detection
” on page 71 for information.
4. Select the start and end dates and times for the event search.
5. Click the Search icon to search for the desired events.
The results are listed on the right side of the window. Each individual recorded event
is listed. They are collectively not shown on the playback toolbar.
6. Select the desired pre- and post-event times (between 5 and 600 seconds). Default
time is 30 seconds.
Note : These pre and post event times are independent to the times set for camera
recordings under Camera Setup > Camera Recordings Settings.
7. Click the desired camera recording to play back. Its time bar also appears on the
playback toolbar.
8. Click Exit to stop the play back and return to the previous window. You can do
another search selection.
9. Click to exit playback and return to live view.
Smart playback
This feature lets you selectively playback the parts of a recording with VCA and motion
events and skip over video that does not have such events. The Smart Playback mode
analyses the video for VCA and motion events and marks them. See Figure 16 below.