How to replace the Optoma DH1011 projector lamp When the Optoma DH1011 projector lamp approaches end of life, a replacement message will flash on screen. You may also notice the picture quality starting ..
How to replace the Optoma DH1011 projector lamp When the Optoma DH1011 projector lamp approaches end of life, a replacement message will flash on screen. You may also notice the picture quality starting ..