Optoma hd8200 用户手册

English

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Avoid staring/facing directly into the projector beam at all 

times. Keep your back to the beam as much as possible.

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When projector is used in a classroom, adequately supervise 

students when they are asked to point out something on the 

screen.

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In order to minimize the lamp power, use room blinds to re-

duce ambient light levels.