Epson PowerLite 8200i User Manual - Lens Options - Page 17
Warning, Be sure to remove the front lens cap before
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(2) Adjusting the wide lens for a rear projector • This lens must be adjusted to match the screen size. Adjust the lens as follows, before installing the front case. 1. Turn the lens shift button to move the lens all the way down. 2. Loosen the 2 focus ring mounting screws by using the hex wrench that came in the same package. 3. Loosen the 2 resolving plane correction ring mounting screws with the hex wrench. 4. Turn on the projector power. 5. Rotate the two rings to adjust the image to the optimum appearance. The resolving plane correction ring should provide a sharp image across the entire screen area. 6. Use the hex wrench to retighten the four ring mounting screws. 7. Turn off the power, and disconnect the power cable. Lens shift button WARNING DO NOT TOUCH! Resolving plane correction ring Focus ring Focus ring mounting screws Resolving plane correction ring mounting screws Warning Turn the power only when adjusting the lens. Always disconnect the power cable at other times. When adjusting the lens, take care not to touch any other parts of the projector or lens, as there is a danger of electric shock with the front case open. Memo Be sure to remove the front lens cap before turning on the power, or it may melt from the heat. 15