Works fine, with this parameter. APPEND initrd=/custom/acronis/TI11/ramdisk.dat /S quiet vga=791 load_ramdisk=1 prompt_ramdisk=0 ramdisk_size=32000 Does not APPEND vga=788 mbrcrcs=on load_ramdisk=1 prompt_ramdisk=0 ramdisk_size=32000 initrd=/aechov/ramdisk.dat /S /quiet Acronis begins to load, with ...