On Thu, 05 Nov 1998, Rob Vassar wrote:
>Have you tried taking the battery out, shorting the 3v supply with a
>paper clip, and waiting a day or so?  I've heard rumors that you can
>clear a PROM password in the later 4c/4m systems by pulling the SGS
>48Txx chip, and leaving sit on a non-conductive surface for a day or
>so.  I've never tried it to confirm the rumor. Use at your own risk...
>
>Has anyone else ever heard this rumor?

  I'd say that's a little weird...the 48Txx chips are battery-backed
RAMs...they'll retain their data whether they're in a board or not.

                      -Dave McGuire