Introduction 
 
 
5 
Play/Pause 
II 
•  Reverse playback or pause mode: Click to 
return to normal playback mode. 
•  Normal playback: Click to pause playback. 
•  Pause mode: Click to resume playback. 
•  Real-time monitor mode: Click to enter the 
Search interface. 
ESC 
ESC 
•  Go to the previous menu or cancel the 
current operation. 
•  Playback: Click to go back to the real-time 
monitor mode. 
Record 
Rec 
Click to start/stop manual recording. 
Up/Down 
 
 
•  Activate the current control, modify setup, 
and then move up and/or down. 
•  Increase or decrease the current number. 
•  Assistant function such as the PTZ menu 
(not supported). 
Left/Right 
 
 
•  Shift the currently active control, then move 
left or right. 
•  Playback mode: Click to control the 
playback bar. 
Enter 
ENTER 
•  Confirm the current operation. 
•  Go to the Default button. 
•  Go to the Menu. 
USB 2.0 Port 
 
Connect to a USB 2.0 storage device, USB 2.0 
mouse or CD/DVD burner. 
HDD Abnormal 
Indication Light 
HDD 
Lights BLUE to indicate an HDD error or when 
the HDD capacity is below the specified 
threshold. 
Network Abnormal 
Indication Light 
Net 
Lights BLUE to indicate that a network error 
has occurred or that there is no network 
connection. 
Figure 1-2 NVR Back Panel HEN081*4 NVR 
 
HEN161*4 / HEN321*4 NVR 
 
HEN162*4 / HEN322*4 / HEN642*4 / HEN163*4 / HEN323*4 / HEN643*4 NVR