DT40PRO, Some wierd interference..

[db3306]

Just saw some wierd things on when scanning the testpattern on my dt40 pro, does anyone have any idea of what it could be?
Check the box and the circle..

https://www.youtube.com/watch?v=GL14j8K-M8M

[db3306]

thanks Andy fifteen smileys

Problem solved, Andyf97 helped me go thru some tests to find the fault and while doing that I found a problem with cable connections I was not even aware of. Now the projector is running perfectly thanks to Andy.

[chad]

My guess, Ground loop.

chad