Dell PowerVault 725N (Rackmount NAS Appliance) - Manual (Page 26)

Replacing the Front Panel
To replace the front panel, push the latches inward, place the panel on the front of the system and release the latches.
System Cover
To add or replace internal system components or troubleshoot the system, you must first remove the system cover to access components.
Removing the System Cover
1. Unscrew the thumbscrew at the back of the system. See Figure 4 -2 .
2. Slide the system cover backward about an inch, and grasp the cover on both sides.
3. Carefully lift the cover away from the system.
Figure 4-2. Removing the System Cover
CAUTION: See your System Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.