How to fix a clicking fan in a home theater projector

There I was, halfway through the climax of Interstellar, and just as the music swelled into that heart-wrenching organ solo, my projector decided to join the orchestra. Not with a hum, but with a rhythmic, persistent click-click-click that sounded like a mechanical cricket trapped in a tin can. It was maddening. I couldn’t focus on … Read more

Why your projector lens shift is stuck or slipping

Why your projector lens shift is stuck or slipping

I was three minutes into The Fellowship of the Ring when the Shire started migrating toward my baseboards. I had spent two hours the night before getting that image perfectly centered, but there it was—the dreaded lens creep. I reached up to the manual shift dial, expecting that satisfying click of resistance, but it felt … Read more

Why your 4K projector looks fuzzy at the edges

I remember the night clearly. I’d just finished mounting my brand-new 4K beast to the ceiling, a process that involved three different screwdrivers and more colorful language than I’d like to admit. I had the popcorn ready, the lights dimmed, and the opening credits of an epic sci-fi film began to roll. But as my … Read more

Why your projector bulb has a dark spot in the middle

I remember sitting down for a long-awaited screening of a sci-fi epic, popcorn in hand and the lights dimmed to a perfect pitch black. Just as the opening credits rolled, I noticed it: a faint, brownish-grey smudge right in the center of the frame. It looked like a ghost was haunting the lens. My first … Read more