the problem
grub> root (hd0,0) Filesystem type is ext2fs, partition type 0x83 grub> setup (hd0) Checking if "/boot/grub/stage1" exists... no Checking if "/grub/stage1" exists... no Error 15: File not found grub>
#grub-install /dev/hda Installation finished. No error reported. This is the contents of the device map /boot/grub/device.map. Check if this is correct or not. If any of the lines is incorrect, fix it and re-run the script 'grub-install'. (fd0) /dev/fd0 (hd0) /dev/hda
jumper problem? (further investigation required) extra /boot partition
related: Grub_bootsplash