Before You Begin 9
1
Before You Begin
This manual provides procedures for removing and installing components in
your computer. Before you begin any procedure in this book, ensure that:
• You have performed the steps in "Turning Off Your Computer" on page 10
and "Before Working Inside Your Computer" on page 10.
• 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 the reverse order.
Recommended Tools
The procedures in this document may require the following tools:
• Small flat-blade screwdriver
•Phillips screwdriver
•Plastic scribe
• BIOS executable update program available at
support.dell.com