I recently obtained some CompuPro stuff and I’m trying to get it running. It currently has a 286 CPU board. I see a good 2Mhz signal on pin 49 & 8Mhz on pin 24. I don’t see a SYNC on pin 76 however. Should that be running all the time? With a Disk 1A plugged in I see activity on pin 25 STVAL...