To clear the Maintenance Service Message from the LCD display for following HP Printers: HP IIISi, HP 4Si, HP 5Si, HP 4000/4050/4100/5000, HP 4100MPF/4101MPF, HP 4200/4300, HP 4240/4250/4350, HP 4500/4550, HP 8000/8100/8150, HP 9000 Printers. HP IIISi Printers: Press ONLINE until the light goes off Hold down MENU until PCL CONFIG MENU appears Press the [...]
Some line of products of HP LaserJet have manual reset methods which we can reset page counter without reset software. This method can apply to HP Laserjet 4200, 4300, 9000 4250, 4350, and 2400. Have fun! Turn the Printer on. Press and hold down the checkmark (Select) button while the memory is counting. The memory [...]
