Hi.
On the first picture I see two fibers red ones and orange two cables which heading from harting to ESC card ( maybe You have some other pin out there to ESC circuit (VW BMW SEAT has some other standards about it). There You have on ESC card plexi cover.
Maybe You have some special version of cabinet because I don't see recharging module for batteries.
Can You send back'up from this robot ?
Marek