Pcs100/8031 do I build or by a new parallel cable

I have lost my pcs100 Parallel cable in my move and I have a perfectly good unit and laptop with printer port and software installed, I do have Db25 male an female but dont know if i should wire all 25 pins or just some of them and what pin to what pin configuration?

Can anybody suggest where I can get a new cable or the pin connection diagram please .

[quote] I do have Db25 male an female but dont know if i should wire all 25 pins or just some of them and what pin to what pin configuration?[/quote]The following pins are in use: 2,3,4,5,6,7,8,9,10,12,14,18-25
Connect pin to pin on each end.

[quote]Can anybody suggest where I can get a new cable or the pin connection diagram please .[/quote]You can find such cable by searching for: Parallel Extension Cable DB25.