hey mr.plog
what's exactly the problem with the TR
maybe the ram chip is death!
i have a similar probleme with my tr707
after resolder a new ram chip the baby its ok

i hope to help you
bye

--- In tr-707@yahoogroups.com , "mr.plog" <mr.plog@...> wrote:
>
> hi there,
> does any one have ripped this chip
> i've dumped rom from not working tr-707, but i think there are some
> bits erased :/ and i cant track which ones, after disassebling i tried to figure out whats wrong, but the code is too complex for me :-)
> So, if someone share the dump with me, i can compare it to my rom and detect which bits are incorrect. :)
> P.S. i can share my ROM dump too, just msg me.
> (i dont know its the ROM fault or CPU fault, thats why my tr-707 not works, so the ROM may be OK)
> bye
>