i did that...nothing happens....
That means, that the dvd boot failed and the bios then takes the next device of the boot order.
You said, this is an original windows DVD, right?
Does it have scratches?
Another possibility is, that the dvd drive is broken.
Did you try clearing the MBR as recommended in post #2 above? If so, what where the results?
Originally Posted by iasoka
You can check the following thread for a person that had the same issue you describe and clearing the MBR worked fine for him/her just as it always did for me back when I ran Windows and Linux:
The OP says in post #21 of that thread that after he ran the command to clear the partition table and MBR, his new Win7 installation disk booted and worked just fine. You can also run a similar command to clear the MBR only:
You should at least give it a try and report back with the results.
sudo dd if=/dev/zero of=/dev/sda bs=446 count=1