Analog Rytm mk1 screen/operation issues

Hi, i tried to adjust the screen because there were a lot of dots but after i assemble it nothing works no power absolutely nothing. after removing the cables and replug it the power works but nothing else! Sometimes the display is empty knobs are doesnt work. No function!

Now it looks norma but nothing works! After plug in the unit doesnt show the elektron mk1 logo and current software informations