ComputerShopper.com | 2017 Guide: The Best Wide-Format Printers ComputerShopper.com That's because they feed the oversize stock, one sheet at a time, through a paper-bypass slot on the back of the printer. Conversely, models like the HP Officejet Pro 7740 have a tray or trays meant for pre-loading a supply of wide-format stock—which ... |