ixnay on the ybookmay
Just went through this today with my HR20-700...
1TB WD MyBook --- Did NOT Work... (was $139.99 at Costco)
1TB Seagate FreeAgent XTreme - WORKED PERFECTLY... ($159.99 at Best Buy today... not actually bad for a terabyte...)
Cheers and Best of Luck!
Mark
