From: mulvey@blurt.oswego.edu (Allen Mulvey, SUNY, Oswego, NY)
Subject: Re: Memory Slot Problem
Organization: SUNY College at Oswego, Oswego, NY
Lines: 26

In article <1qiijs$t27@bigboote.WPI.EDU>, ralf@wpi.WPI.EDU (Ralph Valentino) writes:
> I finally decided to upgrade my 486-33 EISA's memory from 8 Meg to 16
> Meg - two months after the parts warranty ran out on the (Anigma)
> motherboard - two months too late.  It seems there's a problem with
> one or both of the two 1M/2Mx36bit sim slots in bank B.  On boot I get
> a pattern test failure at address 0xa00000 and the system deconfigures
> the top 6 Meg.  The sims are good, I tried rotating all of them into
> bank A.  On one of the configurations, however, the pattern test
... deletions...
> failed at 0x800000.  In all tests, the pattern that appeared was the
 same as the pattern if no sim was in place.  This leads me to believe
> the one or two of the connector address pins are at fault and, with a
> lot of luck, might be patchable.

> 
> -Ralph
> ===============
> Ralph Valentino   (ralf@chpc.org)  (ralf@wpi.wpi.edu)
> Hardware Engineer,  Worcester  Polytechnic  Institute
> Center for High Performance Computing, Marlborough MA

Many motherboards have jumpers to enable/disable the memory banks.  Did you 
check that out?

			Allen mulvey
			mulvey@blurt.oswego.edu
