[. . . ] Please have the nearest Authorized SharpVision Service Center or Dealer (for 2855U) or Sharp Authorized Projector Dealer or Service Center (for 2855E) replace the lamp if rupture occurs. [. . . ] Wait at least one hour after the power cord is disconnected to allow the surface of the lamp cage to fully cool before removing the lamp cage. It is recommended that the lamp be replaced after approximately 1, 900 cumulative hours of use or when you notice a significant deterioration of the picture and color quality. If the new lamp does not light after replacement, take your projector to the nearest Authorized SharpVision Service Center or Dealer (for 2855U) or Sharp Authorized Projector Dealer or Service Center (for 2855E) for repair. IMPORTANT NOTE TO U. S. CUSTOMERS: The lamp included with this projector is backed by a 90-day parts and labor limited warranty. Wait until the cooling fan stops running. Loosen the user service screw that secures the lamp cage cover on the side of the projector. Then lower the cover in the direction of the arrow (to the open mark). Remove the three-securing screws from the lamp cage. Hold the lamp cage by the handle and pull it horizontally towards you. User service screws 5 Insert the new lamp cage. 6 Attach the lamp cage cover. 7 Plug in the power cord. 8 Press POWER ON on projector to reset lamp timer. "LAMP 0000H" is displayed, indicating that the lamp timer is reset. Press the lamp cage firmly into the lamp cage compartment. Fasten the three-securing screws. Close the lamp cage cover in the direction of the arrow (to the close mark) on the side of the projector. [. . . ] Fasten the three-securing screws. Close the lamp cage cover in the direction of the arrow (to the close mark) on the side of the projector. [. . . ]