HP Laserjet 4250 error 60.02 are caused by the lifter motor not
properly lifting the tray 2 cassette.
This can be caused either by a faulty tray 2 cassette or a faulty
Pulling the tray 2 cassette out and inspecting it will reveal any
Fuser Mode Adjustment 4200 4250 4240 4300 4350
TO INITIALIZE NVRAM
1) Turn the printer power off.
2) Remove any installed accessories (for example, a stapler/stacker).
3) For HP LaserJet 4200/4300 Series printers: Hold down (DOWN ARROW
button), and then turn the
Printer power on.
For HP Lase...
HP 4250 4350 Swing-Plate Instructions