On Mon, 7 Oct 2019 at 17:59, Jon Ingason <jon.inga...@telia.com> wrote:
> Thanks Samuel and George > > Den 2019-10-07 kl. 19:50, skrev Samuel Sieb: > > On 10/7/19 9:42 AM, Jon Ingason wrote: > >> I accidentally turn off my computer with the power button. That resulted > >> in corruption of "BIOS start". The motherboard has legacy BIOS. > > > > Can you explain what's happening? Unless you were in the middle of > > updating grub, it's unlikely that you've corrupted any of the actual > > boot process. But maybe the filesystem needs checking. > > > Den 2019-10-07 kl. 19:59, skrev George N. White III: > > On Mon, 7 Oct 2019 at 13:43, Jon Ingason <jon.inga...@telia.com > > <mailto:jon.inga...@telia.com>> wrote: > > > > Hi, > > I accidentally turn off my computer with the power button. That > resulted > > in corruption of "BIOS start". The motherboard has legacy BIOS. > > > > > > For most systems, BIOS settings are stored in battery backed memory and > > will not be affected by a power failure until the battery dies. There > > are, > > however, some systems that have "power fail" actions that may update > > the BIOS settings so the system responds differently after an intentional > > shutdown versus a power failure. > > > > If the battery dies, the BIOS should revert to "default" settings, which > > might > > mean UEFI boot. You should enter the BIOS configuration utility (which > > usually requires pressing a vendor-specific key when booting) and > check the > > boot settings. If the system is several years old or has been without > > power > > for long periods you should check the battery (generally a small > "coin" cell > > on the motherboard). > > > > > > I found the problem. The things are the computer has to hard drives and > the boot order of the hard drives where switched in the BIOS. I fix it > in the BIOS and could boot normally. > Glad you got the system going. The change could indicate a failing battery for the BIOS parameter storage. If so, you could see other changes to BIOS settings next time the power is cycled. You can check the battery with a multimeter. The battery is usually easy to replace. -- George N. White III
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