[rescue] SS10 / SS20 Memory and SS10 or SS20 Clone?

Sandwich Maker adh at an.bradford.ma.us
Fri Jul 18 06:28:35 CDT 2003


"From: Jochen Kunz <jkunz at unixag-kl.fh-kl.de>
"
"On 2003.07.18 04:28 Sandwich Maker wrote:
"
"> that smells more like an ss10sx, but iirc they used the ss20 chipset,
"> so if it was 'chipped' to 100/50 MHz system clock it would be
"> essentially a 20.  and the prom is a good sign.
"Hmm. The machine looks mostly, but not exactely like the SS10 on
"http://au.sunsolve.sun.com/handbook_pub/Systems/SS10/CPU_Station_10.html
"It has a 80 MHz oscillator and ISDN blow the MBUS slots. So with the
"13W3 connector it looks like a slightly different SS10.

<sigh>  but why would the obp say ss20?  iirc ss20 firmware doesn't
work in a ss10, except for the ross 2.25R which was specifically coded
to handle both.

you could try chipping it to 100MHz...  it's been done to vanilla
ss10s, but i don't know if and/or how long they're reliable.  perhaps
replace the 66/72 MHz osc, so you could jumper it back to 80 if it was
flaky.
________________________________________________________________________
Andrew Hay                                  the genius nature
internet rambler                            is to see what all have seen
adh at an.bradford.ma.us                       and think what none thought



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