C64 Fuse?
Roy J. Tellason
rtellason at verizon.net
Thu Sep 14 16:04:35 CDT 2006
On Thursday 14 September 2006 04:09 pm, Zane H. Healy wrote:
> > On Thursday 14 September 2006 03:09 am, Zane H. Healy wrote:
> > > How many Amps should the fuse in the C64 be rated for? The fuse I
> > > pulled is a 1.5A 250V fuse, yet "Troubleshooting & Repairing your
> > > Commodore 64" says to use a 1A 250V fuse. A quick bit of googling
> > > seems to indicate that it should be 1.5A.
> >
> > I don't think it really makes all that much difference. In working on
> > maybe some thousands of those things I can't recall if we ever did see a
> > blown fuse in there. Assuming you're talking about the one in the 64,
> > and not the one in the PS, which is another matter. If you have them
> > handy already I'd use the 1.5A. The only time it's going to blow is if
> > there's a short somewhere, and most of the failures I've seen in those
> > machines are other things.
>
> It's the one on the motherboard (original style 64). It's already blown
> and I'm planning on trying to find a replacement later on today. I'm
> thinking the local auto-parts store might actually be a good choice, as
> IIRC, that's the same style fuse that my pickup uses (yeah, it's an old
> pickup).
Older than my '78 Dodge? :-) Those are likely to be 32V automotive fuses,
and not the 250V variety, though I doubt that'll make much difference.
> Still not totally sure if it should be a 1A or 1.5A, as there seem to be
> lots of conflicting answers on that. I guess I'll try to pick up a 1.5A.
Let me know offlist if you run into trouble, I'm sure that I have some of
those around. I can also probably get into the service manuals, which I
have around here someplace, and tell you for sure what it's supposed to be
and what might be the problem if it blows again.
--
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space, a critter that can
be killed but can't be tamed. --Robert A. Heinlein, "The Puppet Masters"
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Information is more dangerous than cannon to a society ruled by lies. --James
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