User Manual

DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA 101
Figure 129, Draw Area for Digital Zoom
3. Right-click the image to exit the digital zoom interface.
5.13.3 Multi-Channel Reverse Playback
Purpose
You can play back record files of multi-channels reversely. Up to 16-ch
simultaneous reverse playback is supported.
1. Go to Menu > Playback.
2. Check more than one checkboxes to select multiple ch
annels and click to
select a date on the calendar.
Figure 130, 4-ch Synchronous Playback Interface
3. Click to play back the record files in reverse.