Recovering From A Post/Bios Update Failure - IBM ThinkCentre 8143 User Manual

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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 (also known as a Boot-block Recovery):
10. Unplug the power cords from electrical outlets.
11. Remove the cover. See "Removing the cover" on page 10.
12. Remove any adapters that impede access to the BIOS Configuration jumper.
13. Replace the Clear CMOS/Recovery jumper to its original position.
14. Replace any adapters that were removed.
15. Replace the cover and reconnect any cables that were disconnected.
16. Turn on the computer to restart the operating system.
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User Guide
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 remove the cover. See
"Removing the cover" on page 10.
3. Locate the Clear CMOS/Recovery jumper on the system board. See
"Identifying parts on the system board" on page 11.
4. If necessary, refer to Installing adapters to remove any adapters that impede
access to the Clear CMOS/Recovery jumper.
5. Move the jumper from the standard position (pins 1 and 2) to pins 2 and 3.
6. Replace the cover. See "Replacing the cover and connecting the cables" on
page 25.
7. Reconnect the power cords for the computer and monitor to electrical outlets.
8. Insert the POST/BIOS update (flash) diskette into drive A, and turn on the
computer and the monitor.
9. After the update session is completed, there will be no video and the series of
beeps will end. Remove the diskette from the diskette drive, and turn off the
computer and monitor.