What does this sign mean when it is posted at the entrance of the cinema that you are thinking of spending your money and time at?

It means that the owner bought test equipment that will allow the technical staff to perform tests of the equipment on a regular basis.

If they do those tests then they can tell if some important details about picture quality are being maintained.

Here is what we mean by that.

It all seems so simple. Just make certain that white is white and blue is blue...wasn't this all set up at one time? Well, yes it was, thanks for asking. But things happen back there in the projection room.

Most projectors these days have some self-tweaking potential. But it is tweaking based upon a voltage, not on what appears on the screen. The lamp in all these devices has some

The Digital eXperience Guardian does two of these things: it creates a list (we'll test all the sound equipment on Tuesday, for example, and the picture equipment on Wednesday. It also steps a person trough the tests that makes it possible to tell if the equipment is working.

What it doesn't do is the actual testing. That is up to management to coordinate. But if they are clever they will make a display that proudly shows that they have done the tests.