Transplanted BOOT partition, now GRUB won't work

[Listman]

On Wed, 2004-09-01 at 16:19, Thiers Botelho wrote:
> Hi all,
> 
> 
> I have this situation:
> 
>         - I used partimage from a Live CD on my old box to generate images 
> from my /boot and root FC1 partitions (that was a dual-boot with Win 2K).
> 
>         - Then I restored both images to my new box - that's another 
> dual-boot, now with Win XP.
> 
>         - Next, from the Live CD (that's sysrrescd 02.15), I ran e2fsck on 
> both partitions.
> 
>         - Mounted both partitions from the Live CD, edited /etc/fstab (new 
> location of swap partition) and /boot/grub.conf  (new location of root 
> partition).
> 
>         - Backups were made of previous versions of fstab and grub.conf, 
> and checked that auths and owners remained the same on new versions.
> 
>         - Next I used fdisk to make /boot bootable.
>  
>         - My first boot manager is GAG, which points both to Windoze and 
> to GRUB on /boot .
> 
> 
> And then I have this problem:
> 
>         When pointing the GAG boot manager to /boot , grub screen DOES NOT 
> show up. Instead I get the plain word GRUB on top left corner, plus a 
> cursor which does not accept keyboard input.
> 
> 
> Additional info:
> 
>         I was able to boot into FC1 using an old boot disk, after changing 
> the location of the root partition. So I believe the real problem is to 
> get GRUB to work properly.
> 
> 
> Obvious question:
> 
>         - What could be the tiny detail that I forgot ???
> 
> 
> Thnx all !
> 
> Thiers

http://www.faqs.org/docs/Linux-mini/Multiboot-with-GRUB.html
That link should answer all your questions.

Ted