http://5ekxbftvqg26oir5wle3p27ax3wksbxcecnm6oemju7bjra2pn26s3qd.onion/releases/stable/i386/ch04s01.vi.html
If your machine doesn't support booting from optical media (only relevant on very old PC systems) , but you do have a set of CD/DVD, you can use an alternative strategy such as hard disk, usb stick, net boot, or manually loading the kernel from the disc to initially boot the system installer. The files you need for booting by another means are also on the disc; the Debian network archive...