I started making this .... but ended up not liking firmware v2.3. All the icons work, only thing I might change down the road is the scroll bar....not sure...right now I am back on 2.2 but if you want to try the skin...here you go!
With schematics on the other hand; while it can be difficult to read through, you'll get the gist of things once you find which component is needed to be replaced.