Summary It just a small change in http://www.thingiverse.com/thing:87250, so the black frame of the LCD screen is hidden. It is a dirty fix, since it is just a scaling through one axis. If you have the p3steel, I recommend you http://www.thingiverse.com/thing:639711. Instructions I would recommend 100% fill. I used something like 20% and the fill is visible. I uploaded some picture by purpose where you can see the fill.