John Kohl writes:
> There must be some common APM BIOS extension which vendors use but is
> not documented in any of the APM specs (v1.0, v1.1, or v1.2).  I've seen
> error code 83 reported on a variety of hardware, but I've never been
> able to figure out what it's supposed to mean.

Maybe there is some newer spec out? I, too, have been unable to figure
out what it means, but I note that it only appears on desktop machines
with the apm driver...

Perry