Epson model ELP-3300 has developed a vertical roll. No visable adjustments, inside or out! Are there hidden menus or software fixes? Projector is too old and not worth having service center repair. Other than the roll, projector works great.
It is a component failure in the vertical sync path. Simply follow the vertical pulse from the computer xga connector to the big digital video process ic to see if it is something simple.
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