Operation Manual
User Manual of Digital Video Recorder 
64 
4.2.6  Calling Patterns 
Purpose: 
Follow the procedure to move the PTZ camera according to the predefined patterns. 
Steps: 
1. Click the button PTZ in the lower-right corner of the PTZ setting interface; 
Or press the PTZ button on the front panel or click the PTZ Control icon   in the quick setting bar, or 
select the PTZ option in the right-click menu to show the PTZ control panel. 
2. Click the    button to show the general settings of the PTZ control. 
Figure 4. 9 PTZ Panel - General 
3. Click the Call Pattern button to call it. 
4. Click the Stop Pattern button to stop calling it. 
4.2.7  Customizing Linear Scan Limit 
Purpose: 
The Linear Scan can be enabled to trigger the scan in the horizantal direction in the predefined range. 
This function is supported by some certain models. 
Steps: 
1. Enter the PTZ Control interface. 
Menu > Camera > PTZ 










