I have some users who recently upgraded to a Laserjet 4250. At the time, I just swapped it into where their old printer had been, using the same parallel cable and same power cable, seemed the ...

I don't think that's quite the same thing, though - that thread is talking about USB<->Parallel convertors, where I get the feeling uziqp has a printer that has both Parallel and USB ports on the back ...

Your cables might look the same, but they probably aren't ...