Optoma EP716 Multimedia Projector "causes vertical lines" Questions

Vertical lines on projected image from a Dell Data Projector. White vertical lines are appearing at even spacing across the width of the image projected. At a loss to how to fix this. Any ideas as to ...

...causes white vertical lines on dlp projector? I am getting white vertical lines on my InFocus projector. I've tried re-setting and cleaning. Possible fault on the mother board as there are noise ...

...vertical white lines appear on the projected image. Tapping the unit sometimes has an effect, causing one or more of the white lines to disappear. The problem resolves itself after about 15 minutes ...

...vertical lines on the right side of the screen, covering about 2/3 of the screen. This is a LCD projector, one of your LCD Panels is blown, This is a $400 repair. same prob, it´s called ghosting ...

...VERTICAL LINES (ABOUT 10) ON SCREEN AFTER 2 HOURS OF PROJECTION. WHAT IS THE PROBLEM? clean out the projector with canned air to remove any dust. lines can be caused from excessive heat from too much ...

...vertical lines on display; what are possible causes of lines. Projector was dropped, I reinstalled lamp, lines went away for a while, now they are back. Hi there This is a common problem on a faulty ...

appearance of white vertical lines on the screen check if the input is all the way in the port it can cause snow or lines if its not

vertical lines i don't seem to have the cable to do the upgrade, but i have the previous upgrade to the system. what else could be causing it. tried the reajusting but now i have more lines mainboard ...

...vertical white lines appearing over the screen. This may seem like a simple solution, and I don't know if this will work for you, but the way I solved the problem was simply to press the bottom side ...

...vertical lines throughout the whole picture when in use. Only about 1300 hours on the unit. This could be an issue with the projector but here are some possible other causes. 1. make sure the wires ...