User's Manual
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Figure 4-108
4.6.8 Other Aux Functions
4.6.8.1 Digital Zoom
In 1-window playback mode, left click mouse to select any zone on the screen, you can zoom
in current zone. Right click mouse to exit.
4.6.8.2 Switch Channel
● During playback mode, select from the drop-down list to switch playback channel.
● The smart search channel does not support this function either.
● When system is playing back the record file, click the number button at the front panel,
system begins playing the record file of selected channel dated the same time.
4.7 AI
4.7.1 AI Search
You can search the record file on the NVR and filter the record file meets the corresponding
rule. It is suitable for you to play the specified file.