Thanks for your replies.

Sorry, but I've confused the issue. The control box definitely says Triac PC and has S/N 80714F. It was supplied to The Weald School. Looking at the upgrade document on this site, the card which is FITTED is described as a Rack Control Card, with the battery fitted between the red 7 segment display ...

I have a Triac PC, S/N 80714F, Electrics S/N OC00203256, dated October 1998. It is fitted with a Rack Control Card almost the same as the one pictured in this thread:- http://www.denfordata.com/bb/viewtopic.php?f=54&t=3463 Is Controller B100434YY a direct plug in replacement for this card? I ask bec...

I have recently purchased a TRIAC PC which came with floppies for VR Milling 2 and Mill Cam designer. VR Milling runs fine as I used the licence floppy when installing it. Mill Cam Designer prompts me for the dongle, but the dongle I have is the wrong one, being for VR Robot. How can I obtain a lice...