Dell PowerEdge 2850 - Manual (Page 33)

1. Fit the tabs on the right end of the bezel into the corresponding slots in the front panel.
2. Rotate the left end of the bezel toward the system to secure the left end of the bezel.
3. Using the system key, lock the bezel.
Opening the System
To upgrade or troubleshoot the system, remove the system cover to gain access to internal components.
1. Remove the bezel. See " Removing the Bezel ."
2. Loosen the two thumbscrews that secure the cover to the chassis. See Figure 5 -3 .
3. Slide the top cover backward and grasp the cover at both sides.
4. Carefully lift the cover away from the system.
Figure 5-3. Removing the Cover
Closing the System
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 .
When the cover is properly closed, the back alignment tab protrudes from the slot on the back of the cover.
3. Tighten the two thumbscrews that secure the cover to the chassis.
4. Replace the bezel. See " Replacing the Bezel ."
Troubleshooting a Wet System
Problem
l Liquid spilled on the system.
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. See
your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against
electrostatic discharge.