The power supply is more cumbersome than the projector! As the lamp ages, the shape of the two anodes may change from sharp points to a flattened state. Problems With Blinking Screens in Projectors. We share information about your use of the site with our advertising partners who may further share it with additional parties. We use cookies and similar technologies to process personal information for the operation of our website, statistical analysis, and providing targeted advertising. The projector color wheel is the main part that the light shines through and gives you the color on the screen. I will let you all know how it turns out! I got a bunch of lines cutting my image. It's most noticeable in the top left corner of the screen, the PJ is ceiling mounted. I believe some consumer projectors like Sony and Sim2 have lamp driver circuitry in them to recondition the lamp on a regular basis to avoid this because I have not seen this in their units. And what solutions have people used to clean the colour-wheel and the lens? The projector manufacturer, in order to improve the color and sharpness, also add the white yellow and pink color panel to the color wheel. Any idea what might problem be . This issue only affects certain monitors and is a result of an. Talking about best projector, there are countless types and models of projectors are available from different companies and brands which are made of different parts and systems. But yep when i got it home ,clean it , replace bulb . Around 200" image size from ~3m distance from wall. I have run an HDMI cable to the projector box and I am getting a picture but the only sound I'm getting is from the small speaker inside the projector. I did some research around the web and have come to the conclusion/assumption that it is more than likely the color wheel sensor. Thank you for the instructions. Ps you mustn’t clean the disk with the color just dust it out! Any other movie with normal r-b-g and white in it ,you see white flicker from brighter to little dimmer…So bought another new bulb ,same thing . Very easy user guide of how to clean your optoma projector. I've labelled it on the photo. Posted November 1, 2014 by W. Jeff Meier under Video. This is something that can be fixed. My Dell Inspiron 15 does not have the resolution that you say is required. I neglected to take caution in removing the lid, and unfortunately, broke the tiny end piece plastic connector that connects the ribbon. However when I use a laptop in the exact same scenario the flicker disappears. If you take your time you shouldn't break anything. Pierce the sticker and undo it. Thanks for your comment, always nice to hear people finding any of my articles useful. When I reported to Optoma that it was not just the component, but also the DVI, they asked me to send it in. When I pull out the cable of the projector the flickering stops on the monitor, but when I pull out the cable of the monitor the flickering … Legend. Scary thing to open up a projector without a guide. Easy-to-install solutions, interactivity for hands-on learning and collaboration, along with a variety of connectivity options make Optoma projectors a smart choice for any projection need. 1. Webcam detects motion then LED on and unmute my Optoma projector. Quick open back up again to re align and all was well, but pain in the neck to remove from ceiling again ! There are two. Professional assistance is only a voice command away. Is there any advice you can offer on how to fix? Thank you for posting this! Still same problem, so I looked on ebay for spare parts and found out there is a small black sticker on the wheel that the projector reads to know the wheel location. Rain Defence (author) from UK on June 18, 2014: Awesome.... thanks for taking the time to post this and adding the pictures. It worked excellently! Rain Defence (author) from UK on September 24, 2013: That's great to hear, glad you found it useful! Hats off to you Sir!! You can hear strange noises from the projector, eventually the flickering stops and you are looking at a purple/green image all the colours are wrong. I have had my Optoma HD20 projector for a couple of years now and have put about 2500 hrs on the lamp. This guide will help you solve the problem of your HD20 / HD200x projector flickering blue / green. It can be hard to keep a projector cool in a room that doesn’t have AC, but there is hope! After you have done this, then simply reassemble the projector by putting the lamp back in, the top back on, put the ribbon back under the black clip, pop it back down and then clip it together. Minute Moments 15,638 views. after about 300hr i notice that the white on the screen would flicker a little ,just enough to be noticed. Rain Defence (author) from UK on May 21, 2014: Rain Defence (author) from UK on March 17, 2014: Thanks for your comment. Let's see how long this lasts before the next clean-up. I tried to gently clean it attached to the projector which seemed like the only way. The projector manufacturer, in order to improve the color and sharpness, also add the white yellow and pink color panel to the color wheel. Business & education. its surely a manufacturer fault as lots of persons have this issue. I have just opened and cleaned my Optoma GT1080 and followed the exact same instructions you show. Hi, I've had an intermittent problem with what seemed to be a flickering lamp on my projector. Thank you. Unplug it and put it onto a clean surface. It is always in the same spot, that's why I initially thought it was maybe the bulb or the maybe something to do with the cable. My original bulb popped and I bought a new one. I tried various resolutions settings and also using expand and duplicate but unless I chose "show display 2 only" both kept flickering. Thanks! seems like a lamp or ballast driver problem. At first, I assumed the issue was with my lamp, but after replacing that, I realized that it was more complex. Jus make sure to attach the black ribbon correctly with blue on top or else it won't power on. These won't scratch the wheel or lens. Note the size of the projector's blue (test) image that appears when it first turns on. The power supply is more cumbersome than the projector! Projector Not Turning On. I put it in and it started flickering after about 20 min. That was an excellent, clear and concise tutorial. See photo below. So far it's been working and I hope it stays that way. Overall, I'm more than happy with my purchase, and support the idea that a used projector from a 'trusted' brand is absolutely the way to go for those on a limited budget. This then pulls apart. Worked fine after :). Question on “they can sometimes restore a lamp by operating it in high lamp mode for many hours. Taking the ribbon out is actually pretty easy, unfortunately my photo skills weren't great with this part, but just flick up the black clip and take the top off the projector. I did some research around the web and have come to the conclusion/assumption that it is more than likely the color wheel sensor. The flickering issue comes from dust on the sensor eye. Worked like magic!!!! Going to try that tonight. White is the brightest color making it the easiest to see any flicker with. When I plug the projector in with the thick cable, the monitor flickers and the projected image too, but this time the flickering stronger a liitle bit. I had to use some compressed air too - with a tiny lens cleaner kit - to blow dust out from hard-to-reach areas like the fan blades. When it comes to commandeering a client’s attention, there are few things more effective than a multimedia presentation – unless, of course, your multimedia projector is showing a jittery image. Not the same bramd of projector but has sorted out my old projector a charm. Just in the process of doing this for the third time and use your guide each time - wouldn't have been brave enough without this. Thanks for taking the time to explaining it step by step with the pictures to help. I've had my Optoma projector for a couple of years now, with no other problems, but from Day 1, it's had a mildly-annoying signal flicker whenever I play streaming video from my Roku 3 device. Choose a brighter future. Even if you are going to buy something how do you know where your dollar is best spent. Hi, after I did all this. Hey Guys - "think" I have the same problem here - My projector seems to run fine but then after 30-40 minutes, it flickers and turns off, giving the "lamp fail" blinking lights on the unit? This has cured the flashing colors and the bad pixelation I was seeing on faces and other fine detail areas. My husband didn't like the resolution showing on the projector so I changed the resolution on the laptop when I got home. So, your Optoma projector is having flickering/strobing color issues? Some lens cleaning tissues, typically used for cleaning camera lens. I had saved your tutorial long back and was slightly afraid of opening the device. Rain Defence (author) from UK on August 28, 2013: Adrian Cloute from Cedartown, GA on August 28, 2013: Nice! No issues n been an hr. Whether you’re outfitting an office or a school, Optoma offers the right projectors to meet every budget. It took it apart, cleaned the wheel and voila, no flickering.