Manually feed unknown letter hp laserjet p3015

HP LaserJet P3010 Series Printers User Guide. HP LaserJet P3015n printer CE527A 2 1 Has the same features as the HP LaserJet P3015 printer, with the following differences: 10-key numeric After installing the driver, every time you print, the LED on the printer says Manually Feed Unknown Letter. Hello All - The printer is an HP Laserjet P4015tn, brand new out of the box configured as network printer with a printer server queue. From the start when printing anything to it, the printer's LCD menu would show "Manually feed HP tough paper" message. The OK button needs to be pressed, the Tray