Lenovo ThinkCentre M58e Hardware Maintenance Manual - Page 528

Updating (flashing) BIOS from a disc, Updating (flashing) BIOS from your operating system - drivers download

Page 528 highlights

Updating (flashing) BIOS from a disc This section describes how to update (flash) the BIOS using a disc. System BIOS program updates are available at: http://www.lenovo.com/support 1. To update (flash) the BIOS from a disc, make sure the computer is turned on. Insert the disc into the optical drive. 2. Turn the computer 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. 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). 3. Print these instructions. This is very important because 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. 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 remove the computer cover. 3. Access the system board. 4. Locate the Clear CMOS/Recovery jumper on the system board. Refer to "System board connectors" on page 98. 5. Remove any cables that impede access to the Clear CMOS/Recovery jumper. 6. Move the jumper from the standard position (pin 1 and pin 2) to pin 2 and pin 3. Note: If the system board has only two pins for clearing the CMOS, add a jumper to the two pins. 7. Reinstall any PCI adapter card if removed. 8. Reconnect any cables that were disconnected and reinstall the computer cover. 9. Reconnect the power cords for the computer and monitor to electrical outlets. 522 ThinkCentre Hardware Maintenance Manual

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Updating (flashing) BIOS from a disc
This section describes how to update (flash) the BIOS using a disc. System BIOS program updates are
1. To update (flash) the BIOS from a disc, make sure the computer is turned on. Insert the disc into
the optical drive.
2. Turn the computer 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.
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.
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).
3. Print these instructions. This is very important because 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.
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 remove the computer cover.
3. Access the system board.
4. Locate the Clear CMOS/Recovery jumper on the system board. Refer to “System board connectors”
on page 98.
5. Remove any cables that impede access to the Clear CMOS/Recovery jumper.
6. Move the jumper from the standard position (pin 1 and pin 2) to pin 2 and pin 3.
Note:
If the system board has only two pins for clearing the CMOS, add a jumper to the two pins.
7. Reinstall any PCI adapter card if removed.
8. Reconnect any cables that were disconnected and reinstall the computer cover.
9. Reconnect the power cords for the computer and monitor to electrical outlets.
522
ThinkCentre Hardware Maintenance Manual