Hemmann, Volker Armin wrote: > On Wednesday 29 November 2006 22:08, Mike Huber wrote: > >> By rail you mean a connection to the motherboard right? The power supply >> itself has a 5v rail, which is delivered to the drives. Correct me if I'm >> wrong, but that's my understanding. >> > > there is 5V and there is -5V. > > 5V is needed for io stuff (like the drives), -5V was used for the ISA slots. > > When the ATX standard was created, one of the 20pins/21cables was -5V. > > Since -5V is not needed anymore, it was dropped some time ago. The connector > is still 20pins 'wide', but one of them is empty. >
That's what I figured. I just wanted to make sure I wasn't going to blow something up here. I sure do like this new power supply though. Thanks Dale :-) :-) :-)
