Grub loader - unable to type anything

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Johannis
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Joined: 2015/10/07 09:58:31

Grub loader - unable to type anything

Post by Johannis » 2015/10/07 10:11:14

Hi

I am using Centos 6.7 on a HP Proliant ML150 G6 server.

Recently I had a hardfware problem caused by one disk in the disk array.

When I tried to use the CentOS-6.7-x86_64-netinstall rescue dvd I could not select anything at boot.
No response to the keyboard at all.

I have tried with the original HP keyboard and a USB keyboard as well.

The same thing happens during a normal boot.
I cannot type "e" etc at the grub menu.
No keys work.

This is annoying because all you can do when you get stuck is reinstall everything.

I have Googled a lot but I cannot find any reference to this problem.

Many thanks

Johan

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avij
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Location: Helsinki, Finland
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Re: Grub loader - unable to type anything

Post by avij » 2015/10/07 10:40:00

Perhaps enabling some sort of a "legacy USB" option in BIOS might help?

Based on specs I found somewhere, ML150 G6 should have a PS/2 keyboard port as well. Does this problem occur with a PS/2 keyboard as well? If you have tested with a PS/2 keyboard, have you accidentally plugged it in to the mouse PS/2 port? :) (not that I would have ever done anything like that..)

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