Epson PowerLite 5350 Installation Manual page 15

(3) Remove the rear lens cap on the long zoom lens.
(4) Install the long zoom lens with the four screws using a hexago head screwdriver
supplied with it.
Ensure that the arrow of the "UPPER" mark on the seal is placed up.
Rear lens cap
(5) Set the front case, and secure it with two screws.
(6) After replacing the lens is completed, checking that the projector operates properly
as referring to the section
seal
screws
"Checking that the projector is operational"
15
screws
.