Installing Windows Xp - Lenovo ThinkPad L420 User Manual

1. Insert the DVD for Windows Vista integrated with Service Pack 1 into the DVD drive, and restart the
computer.
2. Install Windows Vista Service Pack 1 and complete the installation.
3. Install the Windows Vista Service Pack 2. You can install the Windows Vista Service Pack 2 using the
Windows Vista Service Pack 2 Installation CD or download it from either Microsoft Download Center or
Microsoft Windows update Web site.
4. Restore C:\SWTOOLS from the backup copy you made before starting the installation.
5. Installing Intel Chipset Support for Windows 2000/XP/Vista/7. See "Installing Intel Chipset Support for
Windows 2000/XP/Vista/7" on page 137.
6. Install device drivers. See "Installing other device drivers" on page 137.
Installing Registry Patches for Windows Vista
Install the following Registry Patches:
• Registry Patch for Enabling Device Initiated Power Management on SATA for Windows Vista
• Registry Patch for Windows Vista USB S3 PM Enablement
• Registry Patch for Changing IDLE IRP timing by FPR Driver for Windows Vista
• Registry patch enabling Wake UP on LAN from Standby for Energy Star
• Registry patch to improve USB device detection on resume from sleep
To install these Registry Patches, refer to the following web site:
http://www.lenovo.com/support
Installing the Windows Vista Update Module Package
The Windows Vista Update Modules are in the following directory:
C:\SWTOOLS\OSFIXES\VISTA
The name of each subfolder is the number of a fix module. For information about each fix module, visit the
Microsoft Knowledge Base homepage at http://support.microsoft.com/, type the number of the fix module
you need in the search field, and click Search.
Note: The Web site address might change without notice. If the homepage is not displayed, search for it
from the Microsoft top page.
To install a fix module, run the .exe file in a subfolder and follow the instructions on the screen.
Note: If you remove the hard disk drive from the computer with a single-core processor and install it on a
computer with a dual-core processor, you can get access to the hard disk drive. The opposite, however, is
not true: If you remove the hard disk drive from a computer with a dual-core processor and install it on a
computer with a single-core processor, you cannot get access to the hard disk drive.

Installing Windows XP

Before you start, print these instructions.
Note: Your computer supports Windows XP Service Pack 3. Before you install the Windows XP Service
Pack 3, make sure you install the Windows XP Service Pack 2 first.
You must install Intel Rapid Storage Manager Driver before installing the operating system. To install it, you
may need to attach a diskette drive to your computer. If you have a diskette drive, follow the procedure below.
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Chapter 8 Advanced configuration
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