Before You Begin 13
1
Before You Begin
This manual provides instructions for removing and installing the
components in your computer. Unless otherwise noted, each procedure
assumes that the following conditions exist:
• You have performed the steps in "Turning Off Your Computer" on page13
and "Safety Instructions" on page 14.
• You have read the safety information that shipped with your computer
.
• A component can be replaced or—if purchased separately—installed by
performing the removal procedure in reverse order.

Technical Specifications

For information on technical specifications of your computer, see the Setup
Guide at support.dell.com/manuals.

Recommended Tools

The instructions in this document may require the following tools:
• Small flat-blade screwdriver
• Small Phillips screwdriver
•Plastic scribe
• BIOS executable update program available at
support.dell.com

Turning Off Your Computer

CAUTION: To avoid losing data, save and close all open files and exit all open
programs before you turn off your computer.
1
Save and close all open files and exit all open programs.
2
To shut down the operating system, click
Start
and then click
Shut
Down
.
book.book Page 13 Wednesday, April 25, 2012 12:34 PM