On Thu, 23 Sep 2004 11:32 am, you wrote:
> On 23/09/2004, at 11:28 AM, Rod wrote:
> >>>> Usually this is either because a) it would be silly for your battery
> >>>> powered camera to provide power, or b) the port is physically
> >>>> smaller
> >>>> so can be fit onto smaller devices.
> >>
> >> Thanks Rod and Shay.
> >>
> >> Looks like a 4 pin / 6 pin cable could be used to connect a Firewire
> >> External CD burner
> >> or Firewire external Hard Drive
> >>
> >> Bob
> >
> > Only if the burner and hard drive don't require power.
> >
> > Seeya
> >
> > Rod!
>
> Each unit has it's own Power supply !
>
> I would have thought that was enough,  but then .... ?
>
> Are there any occasions when they would also require power over the
> Firewire cable ?
>
> Thanks
>
> Bob

Yep.  External 2.5" hard drives (laptop drives) can run off the power from the 
firewire port.

Seeya

Rod!