Image is very dim and difficult to see : Support for Sioux City Schools

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Modified on: Mon, 23 May, 2022 at 9:31 AM

This is due to dust baking onto the lens. PLEASE clean the filter weekly. NEVER blow the dust that accumulates on the outside of the vent INTO the projector.

ALSO…turn the projector off if you won’t be using it for a period of time. This prolongs the life of the bulb.

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