HP mp3220 series - Manual (Page 45)

User’s Guide 45
Maintaining the Projector
1. Turn off the projector and allow it to cool for 30 minutes.
2. On the bottom of the projector, loosen the two screws on the lamp cover and
remove the cover.
3. Loosen the two screws on the lamp module and pull out the module.
4. Insert the lamp module and tighten the two screws.
5. Install the cover and tighten the two screws.
6. Turn on the projector. If the lamp does not turn on after the warm-up period, try
reinstalling the lamp again.
7. Open the on-screen menu and select Setup > Reset lamp hours.