A nice guy offered to fix my good looking but dead Yamaha DX7ii. I tried to help but whatever we did gave no result. With Gray Matter installed the synth received MIDI-streams but to sound. With it removed and a EPROM with the original s/w it made noises but no MIDI ...
The issue was me mounting the replacement battery in a fashion it was shorted when the lid came on.
Gray Matter surgically removed, new EPROM battery fix and ...
The issue was me mounting the replacement battery in a fashion it was shorted when the lid came on.
Gray Matter surgically removed, new EPROM battery fix and ...
