[Info-vax] rx2620 power supplies / VRM voltage low

George Cornelius cornelius at eisner.decus.org
Fri Feb 12 20:56:41 EST 2016


In article <6f05a626-e5a2-4c58-a476-35d9e0fc32e8 at googlegroups.com>, Hans Vlems <hvlems at freenet.de> writes:
> The rx2600 mainboard swap issues may have been my post. On an rx2600 I had
> to swap the motherboard to use the pci expansion cage. That fits onto a large
> connector with many pins soldered on said motherboard. I did just that and
> the motherboard did not recognize the cpu's id's. The replacement board was
> not new and had been configured before, obviously those cpu's had different
> id's. IIRC there is an on board tool to fix the issue but it's only access-
> ible to a sufficiently privileged user. Not the box owner but an HP employee...

So if you replace an rx2600 motherboard with an rx2600 motherboard that has
been used before you will have this issue?

Doesn't that also imply that CPU's cannot be changed on a motherboard without
involving HP?

Sounds awfully restrictive.

And, depending on how you want to frame it, it's either a way to track
everything you do or a way to guarantee an ongoing income stream for HP.

> So i wouldn't recommend that solution though an rx2660 may behave differently.

rx2620.  I will try to check.

> Even then only do this with the correct cpu tool.

Hardware tool? Like a mini torque wrench?

George



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