Performance Series Network Video Recorder User Guide 
 
244 
Note 
The procedure for installing a hard drive is different depending 
on what NVR unit you have. Check the model number of your 
NVR and make sure that you refer to the section that applies to 
your NVR unit: 
•
 
Installing a HDD on 
HEN081*4/HEN161*4/HEN321*4/HEN041*3/HEN081*3/ 
HEN161*3/ HEN04103L/ HEN08103L/ HEN16103L/ 
HEN32103L on page 244. 
•
 
Installing a HDD on HEN162*4/HEN322*4/HEN642*4 on 
page 246. 
•
 
Installing a HDD on HEN163*4/HEN323*4/HEN643*4 on 
page 248. 
 
Installing a HDD on 
HEN081*4/HEN161*4/HEN321*4/HEN041*3/HEN081*3/ 
HEN161*3/ HEN04103L/ HEN08103L/ HEN16103L/ HEN32103L 
1.  Loosen the screws on the upper cover and side panel of the NVR, remove the cover, and 
set it aside. 
Figure 15-1 Removing the NVR Cover  
 
2.  Loosen four screws on the HDD. 
Figure 15-2 Loosening the Four Screws in the HDD Housing  
 
3.  Align the HDD with the four holes in the bottom of the NVR housing.