[rescue] Ultra 30

[Rob Craig]

Did anyone every manage to get a Sun Ultra 30 working?

> On 13 Nov 2022, at 21:30, Rob Craig <hello at robcraig.com> wrote:
> 
> Hi guys,
> 
> My Sun Ultra 30 NVRAM battery is dead and I purchased a  M48T58Y-70PC1 from Mouser. I’ve tried reprogramming and it seems to accept the commands no issues but when I restart the machine I get “Incorrect configuration checksum. Solaria 7 then freezes when I boot to disk.  I’ve tried the original NVRAM with these commands and it works fine. System boots no issues. Any ideas? 
> 
> 01 0 mkp
> 80 1 mkp 
> 08 2 mkp
> 0 3 mkp
> 20 4 mkp
> c0 5 mkp 
> ff 6 mkp
> ee 7 mkp
> 0 8 mkp
> 0 9 mkp
> 0 a mkp
> 0 b mkp
> c0 c mkp
> ff d mkp
> ee e mkp
> 0 f 0 do i idprom@ xor loop f mkp
> 
> <IMG_9923.jpeg>
> <IMG_9924.jpeg>

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