Optoma HD70 DLP Projector "dust blobs" Questions

...dust blobs dust behind lens causing blobs to appear on screen Most likely your DMD chip has dust or hair on it. You can try blowing it out with compressed air but the best thing is to tear down and ...

...dust blobs" on my HD70 and was unable to locate instructions or a tutorial on how to remove them. I figured maybe this could help you if the hair is located within the same location as the dust. ...

...made no difference the yellow blob is from a fried polarizer on the blue lcd panel due to excessive dust and heat. you'll have to replace it, but hitachi doesn't sell individual optical engine parts, ...

...dust "blobs". Dust particles get on the lens assembly inside the projector and are just out of focus so they appear as blobs or bubbles. If you can carefully remove the cover and gently blow out the ...

i need to remove 2 blob dust in projector ptae2000 please how i can do this thanks canned air. remove the top of the projector and blow out the dust from every nook and cranny.

...blow out any dust with canned air. chances are there is an object blocking the image. or there is a crack or

...block (not worth repairing, unless under-warranty.) If they're more 'blob'-like, it's probably just dust in the optical block. That can usually be remedied by removing the lamp, and blowing-out the ...

...on screen with epson moviemate25 I have had my Espon for about 5 yrs I noticed small specks like dust on the screen then it just spread all over. I changed my blub, what can it be? This sounds

There is a giant yellow blob on the screen. the polarizer on the blue lcd panel is fried due to excessive dust and heat. unfortunately, you may have to replace the whole optical engine.

and is visible beneath the whites. the polarizer on one of the lcd panels is fried due to excessive dust and heat. you'll need to replace it, or the whole optical engine