Dell PowerVault 775N (Rackmount NAS Appliance) - Manual (Page 31)

Replacing the Cover
1. Ensure that no tools or parts are left inside the system and that any cables are routed so that they will not be damaged
by the cover.
2. Align the cover with the cover alignment hooks on the sides of the chassis, and slide the cover forward (see Figure 5-
3 ).
3. Tighten the three thumbscrews that secure the cover to the chassis.
4. Replace the bezel (see " Replacing the Bezel ").
Checking the Equipment
This section provides troubleshooting procedures for external devices that connect to the system, such as the monitor,
keyboard, or mouse. Before you perform any of the procedures, see " External Connections ."
Troubleshooting the Video Subsystem
Problem
Monitor
Monitor interface cable
Video memory
Video logic
Action
1. Determine whether the system has monitors attached to both the front and rear video connectors.