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Article View: comp.sys.mac
Article #16920

Re: Mac+ SIMMS in Mac II (be careful)

#16920
From: Stew Rubenstein
Date: Thu, 18 Jun 1987 23:51
17 lines
1494 bytes
In article <1065@apple.UUCP> han@apple.UUCP (Byron Han) writes:
>I have heard that the Mac+ SIMMS may or may not work in the Mac II depending
>on how fast the chips are.   I know of several people who have taken
>Mac+ SIMMs and plugged them into Mac II w/o problem.  However, something
>sticks in my mind because I am sure someone mentioned to me that it couldn't
>be done.  Oh well... if it works, I won't complain.

This is true.  I have pulled the SIMMs out of my Plus and put them
into my II.  They were clearly marked -12 on the chips themselves
(i.e. 120ns) although the back of the SIMM said -15.  I believe the
chips.  In contrast, the SIMMs in my Mac SE are marked -15, so I left
them, although I did pull out the upper floppy drive, and put it into
the II.

Summary: Look at the chips in your Plus or SE.
If they say -12 on them, they are probably OK to use in your II.
If they say -15, they are probably not.
Technical Details
Message-ID: <1092@harvard.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!gatech!hao!husc6!harvard!stew
References: <1065@apple.UUCP>

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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!gatech!hao!husc6!harvard!stew
From: stew@harvard.UUCP (Stew Rubenstein)
Newsgroups: comp.sys.mac
Subject: Re: Mac+ SIMMS in Mac II (be careful)
Message-ID: <1092@harvard.UUCP>
Date: Thu, 18-Jun-87 19:51:43 EDT
Article-I.D.: harvard.1092
Posted: Thu Jun 18 19:51:43 1987
Date-Received: Sun, 21-Jun-87 16:22:13 EDT
References: <1065@apple.UUCP>
Reply-To: stew@harvard.UUCP (Stew Rubenstein)
Organization: /etc/organization
Lines: 17
Keywords: SIMMS, Mac+, MacII