1. Start the Recovery Console.
2. Select the installation you wish to access.
3. Type the administrator password.
4. Type MAP to determine the drive letter assigned to the CD-ROM.
5. Type Expand <CD-ROM DRIVE:>\i386\pci.sy_ C:\Windows\System32\drivers /y. You should receive:
1 file(s) expanded.
6. Type exit.
NOTE: c:\windows should be replaced with the location of your Windows installation if located on another drive/partition