Had  to make a change
 had issue with  "H" the wedge for the Back Panel
the description stated the back was finished, but with the black wedges the appearance would be comprised, with black wedges.  The location of the sideboard is behind our sofa with 7" of the back of the sideboard exposed to the living area. The simple fix was to paint the wedges a light tan color to blend in with
You should change color of the wedges to match.