BenQ MP523 DLP Projector "needs replaced spots screen" Questions

...screen. I've replaced the lamp I have dual projectors in a small auditorium. The image on one of the projectors has a green circle in the middle as if someone is shining a spot light on the screen. I ...

...light filter on the blue lcd panel is fried due to excessive dust and heat. it needs to be replaced. unfortunately, you cannot get individual parts and will have to replace the entire optical

...replaced. It should not cost very much to fix. blue blotches on screen due to dust get optics cleaned should then work ok...yellow spot more likely to be lcd or lens burn a much more serious and ...

...and dust buildup. blow out projector with canned air to prevent further discoloration, but the filter needs replacing. i have just replace bulb and my screen is showing purple can you help me ...

...spots, it's dust that got into the optics. It needs a cleaning on the color filters, lenses and/or LCD panels. Very careful work with Q tips could fix it. You have to squash the Q tips to get them to ...

...spots are related to the LCD panels needing to be replaced. This is not an inexpensive maintainence solution as the panels cost about $1500 each. take out the air filter, get a can of compressed air ...

...spots slowly return starting to take over the whole screen if I had it running for a long period of time say 6 to 8 hours. My guess is that the bulb or something inside the projector has some sort of ...

...spots are likely bad pixels and the DMD chip will need to be replaced. Will run you around $150 or so. Your DMD chip is failing, the only fix is to replace the chip. Also if you do replace the chip ...

i have a yellow spot in the middle of my screen. How do i get rid of it or do I need to replace the bulb. neither. the light filter on the blue lcd panel is fried due to excessive dust and heat. you ...

...spots all over the screen. It isn't dust on the lens -- any ideas? This is a dmd chip going bad. Here is the replacement on a very similar model. You would need to verify your chip number to ...