1. Press and hold the F12 key and then turn on the computer. Set the diskette
drive or the optical drive as the primary startup device. See “Changing the
startup device sequence” on page 51.
2. To update (flash) BIOS:
v From a diskette, make sure the computer is turned off and insert a
system-program-update (flash) diskette. Then turn on the computer. The
update begins.
v From a disc, make sure the computer is turned on and insert the disc into
the optical drive.
3.
Turn on the computer. If it is on already, you must turn it off and back on
again. The update begins.
4. Select a language when prompted by pressing the number on your keyboard
that corresponds to the language and then press Enter.
5. When prompted to change the serial number, press Y.
6. Type in the seven character serial number of your computer and then press
Enter.
7. When prompted to change the machine type/model, press Y.
8. Type in the seven character machine type/model of your computer and then
press Enter.
9. Follow the instructions on the screen to complete the update.
Updating (flashing) BIOS from the operating system
Note: Due to the constant improvements made to the Web site, Web page content
(including the links referenced in the following procedure) is subject to
change.
1. From your browser, type http://www.lenovo.com/support in the address field
and press Enter.
2. Locate the Downloadable files for your machine type as follows:
a. Type your machine type and click Go.
b. Click Continue.
c. Click Downloads and drivers.
d. Under the BIOS category, click the Flash BIOS update.
e. Click the .txt file that contains the installation instructions for the flash BIOS
update (flash from the operating system version).
3. Print these instructions. This is very important since they are not on the screen
after the download begins.
4. From your browser, click Back to return to the list of files. Carefully follow the
printed instructions to download, extract, and install the update.
112 Lenovo E200 Hardware Maintenance Manual
