You can do it manually. just go through following steps–
- Make sure that you are with the image file or CD/DVD of the OS which you want to install.
- Connect that bootable media e.g. Pen Drive or insert DVD int CD-ROM to your machine.
- Restart the Machine.
- Catch it in the BIOS Setup mode.
- Chose Boot Device Options.
- Give top Priority to your Bootable Media.
- restart and go through given steps.
- Finally you will be all done..within 30 minutes..