User`s manual
2 
Backup button: Press this button, the DVR enters the backup menu 
(Fig3.3.7 USB backup). The details will be given in Chapter 3.3.3: 
BACKUP 
3 
Information button: Press this button to display status information of 
the DVR on the screen (Fig3.3.2 Status view). 
4 
Number button: These number buttons are used for selecting channels 
and other functions. 
5 
Full-Screen display mode. You can use CH+ or CH- button to switch the 
channel. This also can be done by pressing number buttons. 
6 
Four-Screen display mode. 
7 
Sixteen-Screen display mode 
8 
Nine-Screen display mode 
9 
Menu button: Press this button to enter the setup menu (Fig3.2.2 Setup 
menu), or return to previous menu level, or exit menu. 
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