5Remove the computer cover:

Remove the mini tower computer cover (see "Mini Tower Computer" on page 26).

Remove the desktop computer cover (see "Desktop Computer" on page 27).

Remove the small form factor computer cover (see "Small Form Factor Computer" on page 28).

Remove the ultra-small form factor computer cover (see "Ultra-Small Form Factor Computer" on page 30).

NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components.

Mini Tower Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.

1Follow the procedures in "Before You Begin" on page 25.

2Lay the computer on its side as shown in the illustration.

3Locate the cover release latch shown in the illustration. Then, slide the release latch back as you lift the cover.

4Grip the sides of the computer cover and pivot the cover up using the hinge tabs as leverage points.

5Remove the cover from the hinge tabs and set it aside on a soft nonabrasive surface.

CAUTION: Graphic card heatsinks may become very hot during normal operation. Ensure that a graphic card heatsink has had sufficient time to cool before you touch it.

26

Quick Reference Guide

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Image 26
Dell 745 manual Mini Tower Computer