|Did you use the Software that came with the HDD to Partition and install it. Sometimes the Software can provide a workaround for Larger HDD. Chec the MFG Web Site for solutions.|
M$ Service Packs sometimes address these limitations. Get the latest for your OS
The article at the link below may provide some answers. More than you ever wanted to know about the subject.
It's there, you just have to keep reading, but you may not like the answers you get.
There is nothing to learn from someone who already agrees with you.