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September 1st, 2005 10:00

error when updating bios

i updated the bios on a friend's old p-2, from a09 to a13. i've done this on other computers without a problem. after installing and re-booting i get "invalid system disk" message, although there are no disks in either a or cd. any ideas?
stratjim

2 Intern

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9.4K Posts

September 1st, 2005 11:00

I assume that you are trying to use the bootable floppy disk method of updating the BIOS.  If correct, then make sure you have downloaded the right file that will create the BIOS upgrade diskette.  If you have the right file then try another download of that file and use another blank floppy disk.  If either of those two items are bad they will prevent a successful upgrade.  Some users have tried several blank floppies before they found one that worked successfully.
 
Here are the generic instructions for using the bootable floppy disk method of updating the BIOS.....
 
Once the file is downloaded to your hard drive just run the file.  The program will then prompt you into creating a bootable BIOS upgrade floppy disk so have a "good" blank one available.  Once the floppy is created just leave the floppy in the drive and reboot your system.  The BIOS upgrade program will then prompt you into updating the BIOS.  If the floppy fails to boot then check your system's boot order and make sure the floppy drive is before the hard drive in the boot sequence.  Once the BIOS upgrade is successfully done just remove the floppy disk and reboot the system. 

The actual time it takes the new BIOS code to be written is less than 30 seconds.  While the upgrade is in progress do not interrupt the upgrade or do the upgrade when weather conditions might indicate a possible power failure such as doing the upgrade during a thunderstorm.  An interrupted BIOS upgrade will corrupt the currently installed BIOS and make your motherboard unusable.

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2.1K Posts

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3 Points

September 1st, 2005 19:00

do you have a floppy in the floppy drive when you rebooted???
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