In message <199807091541.LAA17856@Twig.Rodents.Montreal.QC.CA>, der Mouse write
s:
>I've got a SPARCstation 1+ at home.  Currently it's got 16 megs of RAM,
>in the form of 16 one-meg SIMMs.
>
>Under what circumstances can such a machine take 4-meg SIMMs?  I seem

An SS-1/1+/2 has 4 banks that can be filled with either 1-meg or
4-meg SIMMs. If you mix, the larger SIMMs must go in the first banks,
ie, if you have 4x4meg and 12x1meg, the 4meg SIMMs go into bank 0.

The banks are numbered like this: 

   SCSI		SCSI

	0	1
	2	3
	  SBUS

	- mho
--
Magnus Holmberg					     mho@era-a.ericsson.se
							mho@stacken.kth.se