Path: utzoo!attcan!uunet!cs.utexas.edu!usc!apple!cjp
From: cjp@Apple.COM (Chris Plummer)
Newsgroups: comp.sys.mac
Subject: Re: Mac SE SIMM question
Message-ID: <33914@apple.Apple.COM>
Date: 10 Aug 89 21:53:18 GMT
References: <1570010@hp-ptp.HP.COM> <2874@mace.cc.purdue.edu>
Organization: Apple Computer Inc, Cupertino, CA
Lines: 25

In article <2874@mace.cc.purdue.edu> ajq@mace.cc.purdue.edu (John O'Malley) writes:
>In article <1570010@hp-ptp.HP.COM> steve@hp-ptp.HP.COM (Steve_Witten) writes:
>>What size SIMM's do SE's use to make up their standard 1 Mb -- 4 SIMMs @
>>256 Kb each or 1 SIMM @ 1 Mb each?
>>
>>Steve Witten                    steve%hp-ptp@hplabs.HP.COM
>
>SIMMs don't work unless installed in even numbers, if I understand things
>correctly.  One 1 meg SIMM would not work alone.  The Mac SE (or any Mac
>that ships with just 1 meg RAM) has four 256K SIMMs.
>
>Please, someone correct me if I'm wrong ...
>
>
>John O'Malley           / Macintosh  / Purdue University / (317)
>mace.cc.purdue.edu!ajq / Specialist / Computing Center  / 494-1787

The SE and the Plus have 4 SIMM slots and require SIMMs to be installed
in pairs.  The SE/30, Mac II, Mac IIx, and Mac IIcx have 8 SIMM slots
and require the SIMMS to be installed in groups of 4.
  
Chris Plummer                                              AppleLink: PLUMMER1
Communications Product Development                     internet: cjp@Apple.com
Apple Computer, Inc.              UUCP:  {amdahl,decwrl,sun,unisoft}!apple!cjp