I've never had this problem before, and as they've done away with boot.ini I'm not sure how to approach it. In BIOS the order was CD>Hard Disk>etc as I installed it. Then after the first reboot I changed it to Hard Disk>CD>etc, and removed the install disc. Saved settings, reboot, post, and...
I'm actually on Win7 right now, I was just getting impatient and restarting my computer after 5 minutes of inactivity. Try using InfraRecorder to burn, it is free and open source.
I'm having a similar issue with 7100 build. Takes an exaggerated amount of time to get to language select, then I click next and am given the option to "Install Windows 7". I select this and nothing... Just sits there with no activity from my disk or drive. Athlon 3200+ 64 Asus A8N32-SLI BIOS...