We expect the technicians at Nikon Professional Services (NPS) to be pretty skilled at what they do but they're also fast. Very fast. In the below video, you can watch NPS service technician Kodai Matsumoto diagnose and repair a Nikon D4 in less than a minute.
OK, truth be told, it actually took Matsumoto just over twenty minutes to assess and fix the D4 but the timelapse video condenses it down to a mere 51 seconds. Twenty minutes is still mighty quick though to, essentially, take apart a professional DSLR and put it all back…
via Imaging Resource News Page http://www.imaging-resource.com/news/2013/07/29/watch-an-nps-technician-repair-a-nikon-d4-in-less-than-a-minute-video