Digital Video Recorder Quick Start Guide 
9 
Turns on/off PTZ light in PTZ Control mode, and 
use it to zoom out the image; 
Switches  between  main  and  spot  video  output 
in live view or playback mode.   
Uses the F2 button to change the tab pages;   
Zooms in the image in PTZ control mode. 
Exits and back to the previous menu. 
Deletes characters before cursor; 
Checks  the  checkbox  and  select  the  ON/OFF 
switch;   
Starts/stops record clipping in playback. 
Accesses  to  playback  interface  in  Playback 
mode. 
Accesses to manual record interface;   
Manually enables/disables record. 
Accesses PTZ control interface.