Digital Video Recorder User Manual 
 
95 
 
Figure 4-10 PTZ Panel - General 
Step 3 Click the Call Pattern button to call it. 
Step 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. 
Step 1 Enter the PTZ Settings interface. 
Menu > Camera > PTZ