maintenance for my NEC VT480. It is turning off constanttly. I already replace the lamp and filters. Howerer, it looks with a lot of dust inside. I vacumed it, but it is still give me that problem. It turns off. and the red light comes out flashing it. I more...
the filter screens could be completly covered in dust, one teacher at my school uses one of our epson 83c's a lot and he called me down because it kept shutting off completley more...
you might want to check this out:
http://www.dellcommunity.com/supportforums/board/message?board.id=proj_2200MP&message.id=2136
i had almost identical problems with an optoma h27, took the rear panel off, removed what dust i could get to and this seems to have cleared the problem more...
problem you would need to have addressed by a trained technician. For now, you can try to do a through cleaning and try to dust out the light path. I do not know how deeply you want to dig into the thing but if you can get to it more...
I have changed the bulb on my LG projector recently. I found the rotating colour wheel to be full of dust. Upon opening the cavity where the light is redirected and reflected onto the imager, I saw all mirrors also had a layer of dust. more...