the place of right side of paper tray.Pull out paper transport and remove paper.Just close paper transport unit and paper tray,open and close top cover. more...
paper jam receiving please open cover, believe something other then paper jamming. need easiest way to crack case and search for obstruction under paper feed more...
Lexmark 3400 scanner/printer says COVER OPEN. IT IS NOT! I installed a new ink cartridge, properly, but then, found the message Cover Open. I have reinstalled several times more...
electronic chip in the cartridge meets the ink head. I replaced the new ink cartridge and the red light came on. I closed the cover the printer returned to normal working mode! more...