pc to yasnac controller on matsuura

[barracuda]

Hi Guys,Can anyone help?Have mc-550vx with yasnac controller year 2000.Was hooked up to pc running windows nt so we can download code to machine,pc had meltdown.Our other pcs have windows 2000 and xp but we are stuck can`t get yasnac to talk to pcs or vice versa.

[Captain Crunch]

How is the program going out from the pc? USB to parallel adapter? What about the software--what is it, and is it the only software running that can access the outgoing port. Sometimes, when a utility that has the ability to use a port, takes control wether its in use or not.

Scott