Digital Video Recorder User Manual 
 
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Figure 8-13 Set Arming Schedule of Video Tampering 
3) Select Linkage Action tab to set alarm response actions of video tampering alarm (please 
refer to Chapter 8.7 Setting Alarm Response Actions). 
Repeat the above steps to set arming schedule of other days of a week. You can also use 
Copy button to copy an arming schedule to other days. 
4) Click the OK button to complete the video tampering settings of the channel. 
Repeat the above steps to finish settings of other channels, or click the Copy button copy 
the above settings to them. 
Step 5 Click the Apply button to save and activate the settings. 
8.5  Setting All-day Video Quality Diagnostics 
Purpose 
The device provides two ways to diagnose the video quality: manual and all-day. Perform the 
following steps to set the threshold of the diagnosing and the linkage actions.   
Step 1 Enter Video Quality Diagnostics Settings interface of Camera Management and select a 
channel you want to detect video tampering. 
Menu> Camera> Video Quality Diagnostics