User Manual

DS-72xxHUI-Kx, DS-72xxHQI-Kx Digital Video Recorder (DVR) User Manual
UM DS-72xxHUI-Kx, DS-72xxHQI-Kx 062817NA 87
Figure 112, Playback by Event Interface
Pre-play and post-play can be configured for playing back event
triggered record files.
Pre-play: The time to play back before the event. For example, if an
alarm triggered the recording at 10:00, if the pre-play time is 5
seconds, the video will start play back at 9:59:55.
Post-play: The time to play back after the event. For example, if an
alarm triggered recording ends at 11:00, if the post-play time is 5
seconds, the video plays until 11:00:05.
1. Click
or to select the previous or next event. Refer to Table 6-1 for the
description of buttons on the toolbar.
• Playing Back by Tag
Video tag allows you to record related information such as people and location of a
certain time point during playback. You can also use video tag(s) to search for record
files and position the time point.
1. Enter Playback interface, Menu > Playback.
2. Search and play back record file(s).