> Thanks Dieter...I'll need to check what the ERM Midiclock is
> sending when it is running, since this seems to light up the
> reset LED and is perhaps interfering with the reset message that
> the box sends to the A190-4.

Midi has no realitime "RESET" message available, only start, stop and
continue ! As already said you have to send Midi start/stop to control the
reset output of the A-190-4.

Best wishes
Dieter Doepfer