IBM IntelliStation 6836 Hardware Maintenance Manual page 26

normal position, the jumper will be installed on pins 2 and 3. In the alternate block
position, the jumper will be installed on pins 1 and 2.
Note: You can obtain a BIOS flash diskette from one of the following sources:
Do the following to recover the BIOS:
10. Select 1 - Update POST/BIOS from the menu that contains various flash
11. When prompted as to whether you want to save the current code to a
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Hardware Maintenance Manual: IBM IntelliStation Type 6836, 6846
v Download files to make a BIOS flash diskette from the World Wide Web.
Go to http://www.pc.ibm.com/support/ and make the selections for
your computer.
v Contact your IBM service representative.
1. Remove any media (diskettes, CDs, or tapes) from the drives and shut down
your operating system.
2. Turn off the computer and all attached devices and disconnect all external
cables and power cords.
3. If necessary, unlock the computer cover; then, remove the cover. For the tower
model, see "Removing the side cover" on page 48 and for the desktop model,
see "Removing the computer cover" on page 35.
4. Locate jumper JROM1 on the system board.
Note: The PCI extender board is only available in the tower model.
5. Move the JROM1 jumper to the alternate position (pins 1 and 2) to enable
BIOS recovery mode.
6. Reinstall the computer cover, see "Installing the cover" on page 61 for the
tower model and "Installing the cover" on page 45 for the desktop model.
7. Reconnect all external cables and power cords and turn on the attached
devices.
8. Insert the BIOS flash diskette in the diskette drive.
9. Restart the computer. The BIOS begins the power-on self-test.
(update) options.
diskette, select N.
1
2
3
CMOS jumper
(JBAT1)
3
2
1
Boot block jumper
(JROM1)