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If no integrated wireless PCI Express Mini Card has been preinstalled in your computer, you can install
one. To do this, follow the procedure in “Replacing a PCI Express Mini Card for wireless LAN connection”
on page 78.
Certicate of Authenticity label
The Certicate of Authenticity label for the preinstalled operating system is attached. Printed on this label are
the product ID and the product key information for your computer. Record this information and keep it in a
safe place. You might need these numbers to start your computer or reinstall the operating system.
The Certicate of Authenticity label of your computer is shown as below:
Features
This topic lists the features of your computer.
ThinkPad Edge E425 features
Processor
• To see the system properties of your computer, click Start, right-click Computer; then select Properties
from the pull-down menu.
Chapter 1. Product Overview 15