I have just added 3- 2TB Samsung drives and a SATA controller to my WHS. From my Win7 machine when I bring up the mapped drive to the Videos share on the WHS it shows up as "Red" and when I right click on this and bring up the properties are all wacked.
http://www.youshare.com/thumperyz69/9bd72236d7b00e41.PNG.html
The drives were added to the WHS storage flawlessy and they show as healthy???