Did you set boot sequence in BIOS to boot from your CDROM first? If not you will need to change your boot order in BIOS to boot from CDROM 1st in order to install WinXP from the CD.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.