4K DLP projectors have been on the market for a long time now and are undoubtedly the most economical solution if one wants to live the experience of watching UHD HDR 10+ material in his personal home cinema. The DLP […]

Some of the owners of Xiaomi 4K mijia laser projector (or Wemax one, Fengmi, e.t.c) facing some problems in the operation of their projector that actually make the projection…nightmare.   What are these problems? -The projector has slow boot, it […]

Many DLP projector owners (and not only) often densely ask me how to clean their projector to remove spots that appear on the screen usually more strongly on a black background. So I decided to do this here article-guide explaining […]

A potential damage you might encounter in a DLP projector is the presentation while viewing one or more vertical lines. These lines are usually persistent (or occur after several minutes of operation) and occur even if we haven’t connected source, […]

Planar is a company that few people know in the video. Created in 1983 as a main occupation was and still is the design and construction of “custom” imaging instruments, such as the EL (Electroluminescent) LCD panels that serve specific […]

Last more and more manufacturers announce new distribution models using laser as light source and I felt good to write a succinct informative article on the subject. Older and before ending up in the laser diode as light source, manufacturers […]

Before some time came into my hands a JVC projector with a bizarre injury. The projector doesn’t recognize any input signal from both HDMI ports. In the past I have encountered again the specific harm, which was solved by replacing […]

That I am very worried as a man and as a technician is something that I think you all have it figured out. In the context of this concern I present an intervention in DMD change an Infocus IN81 from […]

Recently fell in my hands an American Epson 8500UB, respectively in Europe is the TW4500 (if not TW5000), with several display problems. The most important was a red hue at the top and a green on the bottom. In the […]

The DMD is a chip that is designed to work on the basis of memory RAM (Random Access Memory), known by the use of computers. The chip has a series of tiny mirrors, one for each memory location. Each mirror […]

If you do a search on google you will find that many holders of Optoma HD65 have reported a mysterious (and unresolved) problem concerning the specific projector. The problem has to do with the fact that suddenly the projector stops […]

In my earlier article I had talked about a strange problem that I encountered on a Sony VPL-VW80, involving very large drop of on/off contrast. Our related article http://www.projectorjunkies.com/?p=1384 Of course I am not with folded hands and started the […]