[rescue] Sun 4200 VME CPU Board manual(s)

Alan Perry alanp at snowmoose.com
Thu Jun 4 16:09:00 UTC 2026



> On Jun 4, 2026, at 09:03, Dave McGuire via rescue <rescue at sunhelp.org> wrote:
> 
> On 6/4/26 11:41, Alan Perry via rescue wrote:
>> Does anyone here have any Sun 4200 CPU documentation? I acquired what looks like a 4/260 CPU board but the battery is in the wrong place (compared to the system handbook). Just want to have get more familiar with it before I plug it into a system.
> 
>  Checking on this a bit further in the Field Engineer Handbook, of the two main etch variants, one has the battery up near the plate approximately in between the Ethernet and TTY B connectors, and the other has the battery at the bottom, near the VME P2 connector.

Thanks.

This board is the latter. I have a Field Engineer Handbook at home but I haven’t been home since picking up the boards. So, more info awaits me when I get home and look it up in that?

alan



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