Roland MC-307 Blank Screen Fixed

Following the Service Manual one is able to bring the MC-307 back from a non-responsive state.

Service Manual:
https://www.synthxl.com/offwp/roland_mc_307_service_notes.pdf

Roland MC-307 Data and Manual:
https://www.roland.com/us/products/mc-307/downloads/

Bome Software Send SX:
https://www.bome.com/products/sendsx

"grab" switch replacement:
https://www.ebay.com/itm/144312643901

Tactile Switches:
https://www.ebay.com/itm/144017193479