[SunRescue] IDPROM problem with OPUStation PM 5000

[Sheldon T. Hall]

On Sunday, April 30, 2000 11:03 AM, Carsten Bartels wrote:
> A few days ago i received a old OPUStation Personal Mainframe 5000. A
> few seconds after switch it on an error message appears on the screen
> an the System halts:
>
>  ------------------------------------------------------------------
> |        OPUStation Personal Mainframe 5000, Type-4 Keyboard       |
> |        ROM Rev. 1.0, 8MB Memory installed, Serial #16777215      |
> |        Ethernet address ff:ff:ff:ff:ff:ff, Host ID: 20ffffff.    |
> |                                                                  |
> |The IDPROM checksum is incorrect.                                 |
> |#                                                                 |
> |                                                                  |
>  ------------------------------------------------------------------
>
> In my opinion the battery from the RTC/NVRAM is empty --> bad
> Serial, Ethernet and Host values.
> Was the IDPROM-checksum also stored in the RTC/NVRAM?
>
> What can I do to get the machine run? Do I have to reprogramm a new
> RTC/NVRAM with the (unknown) original values?

Carsten-

I don't know what a "OPUStation Personal Mainframe 5000" is, but if it's 
some Sun derivative, you might be able to get some help from the Sun NVRAM 
FAQ at http://www.squirrel.com/squirrel/sun-stuff.html

Good Luck.

-Shel