Samsung 31 用户手册

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Chapter 6: Advanced setup 
60 
truVision DVR 31 User Manual 
Figure 25: Adjust Video screen 
 
To adjust video image: 
1.  Click Cameras on the main menu to display the Cameras screen. 
2.  Click the Adjust Video Setup button to display the Adjust Video screen. 
3.  Make the appropriate video image adjustments. 
Adjust the video image’s brightness, contrast, saturation, and hue by 
selecting a level in the corresponding box. 
4.  If video is going to be looped out of the device, set the Termination option to 
Off to avoid a double terminated video signal. 
Covert Camera 
When a password is enabled on the DVR 31, the Covert Camera option will be 
made available.  When Covert Camera is selected for the camera, the camera's 
video will not be viewed on the Main Monitor, Spot Monitor, or Browser, and 
cannot be archived if the user does not have the proper privileges (see Table 12 
on page 55).  Instead there wil
l be a gray screen displayed until a user with the 
proper privileges has logged in.