> however, since i have the retrofit instructions here, i can scan and
> upload them at some stage - they include the updated memory map, full
> instructions for the retrofit, and a schematic of the klm-960 pcb, so
> i assume it would be possible for some bright spark (pun intended)
> with access to one of the programmed 27128 ep-roms and an ep-rom
> reader/burner to read the rom image, burn new ones, and then add this
> retrofit to their own (or others') poly-800s completely from scratch.
I can do that, if you send me the schematics and ROM. If (and only
IF) this board doesn't use any special components from Korg, it is
easy to reproduce and publish on the net ;o)