Article View: comp.sys.mac
Article #36674Re: Mac II problems
From: Bob Hablutzel
Date: Tue, 24 Jan 1989 16:03
Date: Tue, 24 Jan 1989 16:03
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1594 bytes
> I'm having a peculiar problem with my machine that someone has > hopefully encountered before. After the machine has been running for a > while, the hard disk suddenly switches off, then after a few seconds > switches on again, repeating this cycle. The machine continues running > as if nothing has happened until it notices that the hd is dead. I > have just installed a 1 meg upgrade(256k simms) so now the machine has > 2 megs, and the problem only started since I fitted the new simms, so > I presume that there is a relationship. I have heard of this happening > to another Mac II, but can't get hold of the person to whom this > happened. > Any advice anyone ? Is the drive an internal one? It is possible that during the installation of the SIMMs that you loosened the drive connection cables, as the drive sits just above where the SIMMs are installed. There are two cables - a power cable which consists of 4 wires, and a SCSI ribbon cable. If either of these is loose at either end you could get the noted problems. > Pramod. > pramod@drizzle.cs.uoregon.edu Bob Hablutzel Wildwood Software BOB@NUACC.ACNS.NWU.EDU Disclaimer: All hardware problems can be solved with a brick and a warranty.
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!lll-winken!ames!mailrus!ncar!tank!nucsrl!accuvax.nwu.edu!bob From: bob@accuvax.nwu.edu (Bob Hablutzel) Newsgroups: comp.sys.mac Subject: Re: Mac II problems Message-ID: <10330120@accuvax.nwu.edu> Date: 24 Jan 89 16:03:14 GMT References: <3595@uoregon.uoregon.edu> Organization: Northwestern U, Evanston IL, USA Lines: 25