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Updating (flashing) BIOS from a diskette or CD-ROM
Important
Start the Setup Utility program to view your system information. See
“Starting the Setup Utility” in your Quick Reference or in the Hardware
Maintenance Manual. If the serial number and the machine type/model listed
on the Main menu do not match what is printed on the label of your
computer, you must update (flash) the BIOS to change the serial number and
the machine type/model.
To update (flash) the BIOS from a diskette or CD-ROM, do the following:
1. Insert a system program update (flash) diskette or CD-ROM into the diskette
drive or optical drive. System program updates are available at
http://www.lenovo.com/think/support on the World Wide Web.
Note: To insert a CD-ROM into the optical drive, the computer must be turned
on.
2. Turn on the computer. If it is on already, you must turn it off and back on
again. The update begins.
3. When you are prompted to select a language, press the number on your
keyboard that corresponds to the language and then press Enter.
4. When prompted to change the serial number, press Y.
5. Type in the seven character serial number of your computer and then press
Enter.
6. When prompted to change the machine type/model, press Y.
7. Type in the seven character machine type/model of your computer and then
press Enter.
8. Follow the instructions on the screen to complete the update.
Chapter 2. Replacing hardware 31