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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
Recommended Tools
The procedures in this document may require the following tools:
•Small
•Phillips screwdriver
•Plastic scribe
•BIOS executable update program available at support.dell.com
Before You Begin
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