How do I reset the lamp timer to zero?

• Do the following:
  1. Press the Menu button on the projector or remote control.
  2. Use the 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.