Hi all,
for starters, here's the best website I know for early MIDI guitars like the IMG2010:
https://www.joness.com/gr300/img2010.htm
What a fascinating and innovative guitar this must have been in 1985! Still very useful today. Mine's a black one with the "X-Ing"-logo, still in its original case and complete with manual and the MC-1 converter.
Talbophile