User Manual
DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual 
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA  22 
2  Getting Started 
2.1  Starting Up and Shutting Down the DVR 
Purpose 
Proper startup and shutdown procedures are crucial to expanding the life of the DVR. 
Before You Start 
Check that the voltage of the power supply is the same with the DVR’s requirement, and 
the ground connection is working properly. 
2.1.1  Starting the DVR 
Check that the power supply is plugged into an electrical outlet. It is 
HIGHLY recommended that an Uninterruptible Power Supply (UPS) be 
used in conjunction with the device. 
Turn on the power switch on the rear panel, and the Power indicator LED 
should turn on indicating that the unit begins to start up. 
After startup, the Power indicator LED remains on. 
2.1.2  Shutting Down/Logging Out/Rebooting the DVR 
1.  Go to Menu > Maintenance. 
Figure 8, Shutdown Menu 
2.  Click 
  (lower left corner of screen) to display the Shutdown window. 
3.  Click one of the following: 
•  Logout – Logs the current user out of the system. 










