Good Lines are back and also pulses on Pin 7 and 9 on all four MUX, DM74153N's.
Position A2 Pin 7 Pulse, Pin 9 Pulse
Position B2 Pin 7 Pulse, Pin 9 Pulse
Position C2 Pin 7 Pulse, Pin 9 Pulse
Position D2 Pin 7 Pulse, Pin 9 Pulse
I Reinstalled the test ROM V1.3 burned on a M2716-1F1, and it...