I've had good luck with removing the battery from the top of a dead NVRAM
and attaching a CR2032 socket so that the battery is replaceable with a
standard PC cell.

--tom

At 06:50 PM 6/3/2005 -0400, Andy Wallis wrote:

>This should add a few more datapoints for the NVRAM replacement FAQ and
>generail sun4c recovery.
>
>I have put a pair of Maxim (formally Dallas Semiconductor) DS1642-70s into
>a SLC and IPC. Both NVRAM replacments work without any problems in their
>respective machines.
>
>This should help remove the problem that the changes made to the SGS-Thompson
>(formerly Mostek) M48T02 chips had on the sun4c machines.
>
>-Andy Wallis
>