[Info-vax] Another Alpha "TEMPERATURE_VECTOR" anomaly

[Rich Jordan]

On Aug 22, 10:12 pm, Stephen Hoffman <seaoh... at hoffmanlabs.invalid>
wrote:
> On 2012-08-22 15:24:34 +0000, Rich Jordan said:
>
> >      RMC reports the same ~24C temperature.  Firmware is the same on
> > both units, and the most recent for a DS10 (though I don't recall the
> > version number); everything was upgraded to current when the systems
> > were upgraded to VMS 8.3 a couple of years ago.
>
> Seems most likely to be a displaced or detached sensor, or a wonky sensor.
>
> Given that the environmental-level "emergency" shutdown is based on
> that thermal reading going out of spec, I'd ping the folks at HP
> services (if that's an option here) and ask them about this reading,
> and let them sort this out.  (I don't have an AlphaServer DS10 service
> manual nor the IPB handy to check that.)  If that thermometer is
> reading ~20C low, then the "emergency" shutdown is not going to trigger
> until rather hotter than typical.  (And if you do get the magic smoke
> from your microprocessor, you've told HP services, and allowed them to
> decide how to resolve this.)
>
> --
> Pure Personal Opinion | HoffmanLabs LLC

Hoff,
     unfortunately these are no longer under hardware support
contracts.

     I do have the service guide; we'll see if it mentions anything
about the sensor placement and have the onsite take a look.

Rich