Dell OptiPlex E1 - Manual (Page 51)

CAUTION: Turn off the computer and unplug it from the electrical outlet. See "Protecting Against Electrostatic
Discharge" in the safety instructions at the front of this guide.
Removing the Computer Cover
To remove the computer cover, follow these steps:
1. Turn off your computer and peripherals, and observe the Warning for Your Personal Safety and Protection of Your
Equipment described earlier in this chapter. Also observe the safety instructions at the front of this guide.
2. If you have installed a padlock through the padlock ring on the cover and the back panel (see Figure 5-1), remove
the padlock.
Figure 5-1. Padlock Installed
3. Remove the floor stand if one is attached.
See " Using the Optional Stand for Vertical Orientation " for instructions.
4. Remove the cover.
From the front of the computer, press in the two release buttons (located on the sides of the cover toward the back). With
the buttons depressed, lift the cover at the back, allowing it to pivot up toward you (see Figure 5-2).
Disengage the plastic hooks that secure the cover to the front of the chassis, and lift the cover away.
Figure 5-2. Removing the Computer Cover
Replacing the Computer Cover