RS2030 MIPS workstation

[Al Kossow]

On 5/3/19 3:22 PM, Pete Turnbull via cctalk wrote:
> Anyone know much about early MIPS workstations?  I'm trying to get a MIPS RS2030 to boot, without much luck so far.  It
> goes through the selftest but stops with the internal LED display at "5" accompanied by a continuous beep.
> 
> Known problems:
> 
> - The Dallas DS1287 battery is flat; I can hack a 3V lithium onto that. I assume it should still work to some extent
> even if the contents are lost?
> 
> - The RAM is highly suspect.  I think it needs a minimum of 8MB to start up.  It has a good complement of SIPPs, but
> some of them are definitely non-original and are actually 30-pin SIMMs that somebody has done a rubbish job of soldering
> short stiff wires onto.
> 
> So I'd like to know what the RAM spec really is, whether I need to reprogram the Dallas chip (and if so what goes
> where), and what the diagnostic numbers on the internal LED mean.  Anyone?
> 

http://www.geekdot.com/the-mips-rs2030/

someone else had the same problem in the comments