Changing Settings Using The Utility Diskette; Updating (Flashing) Bios From Your Operating System; Recovering From A Post/Bios Update Failure - Lenovo ThinkCentre 6393 User Manual

5. For some models, a "Program ended normally" message is displayed and no

Changing settings using the utility diskette

For models that require two diskettes to update and change settings in the BIOS,
use the utility diskette to set the machine type, serial number, UUID, and asset tag.
Make sure the computer is turned off and insert the utility diskette. Then turn on the
computer. Refer to the readme file on the utility diskette for specific information
about the settings that you can change.

Updating (flashing) BIOS from your operating system

Note: Due to the constant improvements made to the Web site, Web page content
1. From your browser, type http://www.lenovo.com/support in the address field and
2. Locate the Downloadable files for your machine type as follows:
3. Print these instructions. This is very important because they are not on the
4. From your browser, click Back to return to the list of files. Carefully follow the

Recovering from a POST/BIOS update failure

If power to your computer is interrupted while POST/BIOS is being updated (flash
update), your computer might not restart correctly. If this happens, perform the
following procedure commonly called Boot-block Recovery.
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User Guide
additional action is required. For other models, follow the instructions on the
screen to complete the update.
(including the links referenced in the following procedure) is subject to
change.
press Enter.
a. In the Enter a product number field, 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).
screen after the download begins.
printed instructions to download, extract, and install the update.
1. Turn off the computer and any attached devices, such as printers, monitors,
and external drives.
2. Unplug all power cords from electrical outlets, and open the computer cover.
Refer to "Opening the cover" in the Hardware Installation and Replacement
Guide.
3. Access the system board. Refer to "Accessing system board components and
drives" in the Hardware Installation and Replacement Guide.
4. Locate the Clear CMOS/Recovery jumper on the system board. Refer to
"Identifying parts on the system board" in the Hardware Installation and
Replacement Guide.
5. Remove any cables that impede access to the Clear CMOS/Recovery jumper.
6. Move the jumper from the standard position (pins 1 and 2) to pins 2 and 3.