User Manual

UM DS-90xxHUHI-F8/N User Manual 041717NA 80
Figure 121, Draw Area for Digital Zoom
3. Right-click the image to exit the digital zoom interface.
13.8.3. Reverse Playback of Multi-Channels
You can play back record files of multi-channel reversely. Up to 16 channels of simultaneous
reverse playback is supported.
1. Enter the Playback interface, Menu > Playback.
2. Check more than one checkboxes to select multiple channels and click to select a date on the
calendar.
Figure 122, 4-ch Synchronous Playback Interface
3. Click
to play back the record files reversely.