> From: David Clarke
>
> Following up to the responses of others, this can also occur because of
> the 'reset level' adjustment ("DC OK Threshhold") on the power supply
> being incorrect.
>
> Specifically, it could be a little low, causing the CPU to wake up
> before it should. If this is the source of the problem, then it is
> something easy to address (and is covered in the Service Manual, ref:
> Section 6 - Adjustments and Checkout) [The service manual is available
> in PDF form at
> http://www.rhodeschroma.com/?id=polaris ]

Good point--forgot about that. It could also be too high, causing the CPU
not to start up. The reset line doesn't hold the LEDs off, or zero the
analog control voltages.

--

Ciao, Paul D. DeRocco
Paul mailto:pderocco@...