[rescue] Ultra 30

[Lionel Peterson]

I'm on it, in NJ now, but NVRAM are in TX.

Ken

> On Nov 22, 2022, at 11:10, Dave McGuire <mcguire at neurotica.com> wrote:
> 
>   Yeah.  Fortunately the noise is a bit different. ;)
> 
>  When are you doing your next road trip?  We could do pizza-and-NVRAMs..
> 
>          -Dave
> 
>> On 11/22/22 10:54, Lionel Peterson wrote:
>> It just brings up so many bad memories from my childhood sitting in a dentist chair, LOL.
>> I will succumb to the reality that it has to be done, oh well...
>> Ken
>>>> On Nov 22, 2022, at 10:50, Dave McGuire <mcguire at neurotica.com> wrote:
>>> 
>>> o;?  Unfortunately, for the M48T59Y chip there aren't any other options. Taking a dremel to it really isn't that difficult.
>>> 
>>>             -Dave
>>> 
>>>> On 11/22/22 10:46, Lionel Peterson wrote:
>>>> While I admire the cleverness of taking a dremel to the original NVRAM is too much like a bad visit to the dentist office for me. If there was a way cleanly resolve the issue (buy a compatible part, etc) I'd much prefer that (assuming a reasonable cost, say under $20).
>>>> I've got an Ultra 60 I want to bring back to life, I'm not sure of the NVRAM battery status, but I assume it's dead/needs replacement. Aside from turning on and watching the fans spin, it's not been powered up in 10 years...
>>>> Ken
>>>>>> On Nov 22, 2022, at 10:12, mazzinia at tin.it wrote:
>>>>> 
>>>>> o;?
>>>>> 
>>>>> Hello,
>>>>> 
>>>>> Why not doing like in this video
>>>>> 
>>>>> https://www.youtube.com/watch?v=6tV_DUPSzyE <https://www.youtube.com/watch?v=6tV_DUPSzyE>
>>>>> 
>>>>> aka tweaking the original nvram ?
>>>>> 
>>>>> *From:*rescue <rescue-bounces at sunhelp.org> *On Behalf Of *Rob Craig
>>>>> *Sent:* Tuesday, November 22, 2022 3:53 PM
>>>>> *To:* rescue at sunhelp.org
>>>>> *Subject:* Re: [rescue] Ultra 30
>>>>> 
>>>>> Did anyone every manage to get a Sun Ultra 30 working?
>>>>> 
>>>>> 
>>>>> 
>>>>>    On 13 Nov 2022, at 21:30, Rob Craig <hello at robcraig.com
>>>>>    <mailto:hello at robcraig.com>> wrote:
>>>>> 
>>>>>    Hi guys,
>>>>> 
>>>>>    My Sun Ultra 30 NVRAM battery is dead and I purchased
>>>>>    aB B M48T58Y-70PC1 from Mouser. Ibve tried reprogramming and it
>>>>>    seems to accept the commands no issues but when I restart the
>>>>>    machine I get b
Incorrect configuration checksum. Solaria 7 then
>>>>>    freezes when I boot to disk. B Ibve 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>
>>>>> 
>>>>> _______________________________________________
>>>>> rescue list - http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org
>>>> _______________________________________________
>>>> rescue list - http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org
>>> 
>>> -- 
>>> Dave McGuire, AK4HZ
>>> New Kensington, PA
>>> _______________________________________________
>>> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
>> _______________________________________________
>> rescue list - http://sunhelp.org/mailman/listinfo/rescue_sunhelp.org
> 
> -- 
> Dave McGuire, AK4HZ
> New Kensington, PA
> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue