> 
> Ok...
> 
> I just used my instincts to attempt setting up a Serial Console...
> 
> I'm using a Printer cable.
> 
> In the Serial Port prefs I checked Serial Console, and the port the wire is
> connected to. Then I clicked ok.
> 
> On the other end, when I booted a whole buch of garble came...

You are set for 9600 baud, aren't you? Also, what kernel are you using?
The (old) 1.1 kernels had problems with the serial ports, though 1.2
kernels are fine.

Take care,

Bill