Dell OptiPlex 745 - Manual (Page 26)

26
Quick Reference Guide
5 Remove 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.
1 Follow the procedures in "Before You Begin" on page 25.
2 Lay the computer on its side as shown in the illustration.
3 Locate the cover release latch shown in the illustration. Then, slide the release latch back as you lift the
cover.
4 Grip the sides of the computer cover and pivot the cover up using the hinge tabs as leverage points.
5 Remove 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.