How do I reset the lamp timer to zero?

• After replacing the lamp, plug the projector back in, turn on the power switch on the back, and press the Power button. Then follow these steps to reset the lamp usage timer:
  1. Press the Menu button on the projector or remote control.
  2. Use the menu navigation buttons to open the Reset menu, then select Reset Lamp Hours.
  3. When you see a confirmation prompt, highlight Yes and press the Select button.
  4. When you're finished, press the Menu button to exit.
  The lamp usage timer doesn't register until you've used the lamp for at least 10 hours.