This document is for HP Officejet 4630, 4631, 4632, 4634, 4635, 4636, 4639, Deskjet Ink Advantage 4645, 4646, and 4648 e-All-in-One printers.
Load plain paper in the input tray, and then replace cartridges that are low or out of ink with new, genuine HP ink cartridges.