Vintage Synth Repair

The stock/factory PROM that came with the DX7 should also have a sysex dump option. The patches can't be saved currently?


 

--- In vintagesynthrepair@yahoogroups.com, "John Henson" <synthnerd@...> wrote:
>
> Hi all,
> Does anyone have the binary image of the DX7 special edition Eprom.
> I have a DX7 here which needs a battery change but no RAM cartridge to save the presets to.
> There is also no tape save option, but the special edition ROM has Sysex dump as an option. 
> I could burn a ROM quickly and get the job done.
> The other option? write down the parameter list for 32 presets and then manually program the whole thing back in again.
> Not something I would look forward to!
> Regards
> John
>