Can't Activate Win 7

[Apache Warrior]

How To: Use Your Windows 7 Upgrade Disk On a Fresh PC | Maximum PC
If you upgrade with a clean install and do not use the Windows Installer on your disc you will get an activation failure. There isn't a phone number on the box you can call to protest and state your case either.
Read this article.
Apache

[Duke{CLR}]

Good stuff I think I will be needing this as I want to put it on a second HDD.

[Ghost_Rain]

I had the same problem it took me 3 time to active win 7 bloody thing

[Apache Warrior]

Mine activated without any problems.
Apache

[juneau]

Mine activated without any problems.
Apache

Same here. I didn't even activate mine straight away. I just left it on the 3day timer thing.