Te paso los reset que estás necesitando. Waste Counter Reset 1: Unplug Power Cord 2: Hold POWER and RESUME buttons and plug in Power Cord 3: Release buttons 4: Open front door of printer 5: Hold the CARTRIDGE and RESUME buttons and press POWER 6: Release all buttons after the beeps 7: Press CARTRIDGE once 8: Press RESUME User Test Prints 1: Power off Printer 2: Press POWER and hold POWER for a specified number or beeps as indicated below and then release POWER to start printing 1 Beeps : Demostration Print 2 Beeps : Functions Settings 3 Beeps : Ripple Print 4 Beeps : Nozzle Print 6 Beeps : All Fonts Test ( if applicable)