...and here's another - HP9000 question - test-drb@ccmp.vtda.org

16 Jul 2000

...
  conditions, so it
 was not judged to need to be user-replaceable. 
Ah! Makes sense I suppose.

...
  In my experience other components of the Apple ][
power suppy are much
 more likely to fail than the fuse, but on the other hand I 
 never plugged
 a 120V A][ into 240V mains.

 Too bad they didn't do autoranging back then.  :-( 
I know - I'm wondering if this is why my Lisa isn't too happy with the video
power ATM....having said that I'm running her thru a 240-120V 450VA 5A
transformer so it should be fine. Why I didn't plug the ][c into the same
transformer I'll never know.