8.Push down the corner marked PUSH until it snaps in.
9.Once the lamp is fully inserted, tighten its screws.
10.Replace the lamp cover, then tighten its screw.
11.Slide out the air filter on the bottom of the projector and remove it.
12.Slide in the new air filter until it clicks in place.
13.Reset the lamp timer as described in the next section.
150Maintaining the Projector