Xref: utzoo comp.sys.mac.misc:10381 comp.sys.mac.hardware:9872 comp.sys.mac.system:3892 Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!usc!apple!well!mingo From: mingo@well.sf.ca.us (Charles Hawkins Mingo) Newsgroups: comp.sys.mac.misc,comp.sys.mac.hardware,comp.sys.mac.system Subject: Re: BROKEN-MAC STARTUP-DIRGE..WHAT DOES IT MEAN? Summary: Diagnostic Program Included. Message-ID: <23953@well.sf.ca.us> Date: 31 Mar 91 21:01:53 GMT References: <2934@randvax.UUCP> Organization: /usr2/dhawk/RN/organization Lines: 112 In article <2934@randvax.UUCP> clark@randvax.UUCP (John Clark) writes: >On startup, my Mac plays an ominous, rising-chord tune for a couple of >seconds, then promptly goes inert. The screen, which shows the usual >blank grey pattern for the first few seconds after powerup, goes black, >and the system won't recognize the mouse, keyboard, floppy drive, or hard >disk. The hard disk access light blinks for an instant just at the onset >of the failure. > >Any ideas what this means? A hardware failure? A RAM chip fault, >perhaps? From the sound of your description, it seems you've got a hardware fault, as the rising chord you describe is characteristic of the "Test Monitor" triggering. However, if you wish to confirm this yourself, I enclose a short diagnostic program which you can run (on a functioning mac) to determine which of the diagnostic tone sequences you heard, and what it means. ______________________________________________________________________________ Charlie Mingo Internet: mingo@well.sf.ca.us 2209 Washington Circle #2 mingo@cup.portal.com Washington, DC 20037 CI$: 71340,2152 AT&T: 202/785-2089 (This file must be converted with BinHex 4.0) :$N4TB@GZEh0dD@-ZBh"d!&""3e4$8%08!!!!!!kf!!!!!'U&!3("I`!!$RH!4QG SCfKjH(KSLSU*HCU3!*KDLBYkQSQ)GhQ+R)b,LBZBChGiQ'GiH'H)GRUTHE#VQ'H BGRChL(GQDRGRU)LEJ+b)QDQUQD!*bCUES+Z3!*ZJV)b`ZkQ(UlM!R+UVX,#,ZU" kUCc!LVZUX)QCX*b,bT!!UBQDUJQ3!*N+LS#EQlb3!(bCG5!!!60%9RD(H)Q3!*N *Q3N(!!!!N!!!!!!!!!!!!!#J!!!++L*%9Q9QGSKfGRGhCSKhL)H)#!#C!!N!QC! !Q!!(QCQ3!!!!N!!)!*!!L3#DS*!!K#3!Q`rbK$i`#3rrH9iQ*)iIjSq[Jq,aT0r c2lrU!0cF,eiFZKS82!SD'"IpMh0c&IhpjAVllNemHVNBY20VplPjP1+5(YrIi[" B$"&`T%1EiFVUJ,Vrk2NIIpB#*IarbA[#h%2E`1kNBPlZC2kZ"Xm2lISE6$h@mKV 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