Analogue-sequencer

> same with my p3 => bad block (there is no midiloop!)
> 
> any tips for upgrading p3 with mac osX?
> its seems that i have to remove r3.....

If there's no loop, and you get a bad block message, remove R3.
If that doesn't work, the best bet is to swap the 6N139 for a 6N137.

Cheers,
Colin f