Lenovo ThinkCentre 6176 User Manual download pdf (Page 22)

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.

Updating (flashing) BIOS from your 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. Go to http://www.lenovo.com/support.

2. Locate the Downloadable files for your machine type as follows:

a. In the Enter a product field, type your machine type and click Go →

Continue → Downloads and drivers.

b. Under the BIOS category, click Flash BIOS update.

c. Click the TXT file that contains the installation instructions for the flash

BIOS update (flash from the operating system version).

Print these instructions. This is very important since they are not on the screen

after the download begins.

4. Click Back to return to the list of files. Carefully follow the printed instructions

to download, extract, and install the update.

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.

Note:

If your computer has no internal diskette drive, an optional USB diskette

drive must be connected to use the BIOS flash diskette.

1. Turn the computer off and insert the BIOS flash diskette in the diskette drive.

2. Turn the computer on and immediately press the Ctrl and Home keys (Ctrl +

Home) during the startup.

3. The computer will automatically begin recovering the BIOS. During this time

you will see a screen indicating that flash recovery has started. After the update

session completes, the computer automatically restarts.

4. Remove the BIOS flash diskette from the diskette drive.

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Lenovo ThinkCentre 6176 User Manual Page 22