Andrew O'Dell reports that his HP DeskJet 6127 which comes with the 2.1.x driver cuts off half an inch from the top of every page (in other words, if you request a 1 inch margin and you get about a .5 ...
The document on your computer screen may look different when printed if the margins are not set correctly. You can set the margins on a document via an applicable program's Page or Page Layout utility ...
"In the private sector, if there is an HP person telling you how to price the product to the end user, I have a huge issue with this, and I am sure the legal department at HP has an issue with it, too ...