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<P><BR>>Message: 5<BR>>Date: Fri, 18 Mar 2005 13:49:42 -0000<BR>>From: "Martin White" <MARTIN@GUDDLER.CO.UK><BR>>Subject: RE: [Techtoolslist] ms pac voltage trouble<BR>>To: "'Technical Tools Mail List'" <TECHTOOLSLIST@FLIPPERS.COM><BR>>Message-ID: <006701c52bc1$56bbadf0$2a01a8c0@nef><BR>>Content-Type: text/plain; charset="us-ascii"<BR>><BR>>More times than not i find piggybacking each of the 2114's in turn with a<BR>>known good one will reveal which one(s) it is. Then you only need to cut out<BR>>and replace the one you've confirmed to be bad.<BR>><BR>>Did this the other night on a frogger board. Someone brought one round with<BR>>severe graphics problems and it turned into a 10 minute "while you wait<BR>>frogger repair service" :)<BR>><BR>>That's 10 minutes from plugging in, diagnosing, bad IC removal, socket<BR>>installation and replacement. Nice when things go as easily as that!<BR>><BR>>Martin.<BR><BR>Just
so I get
this straight, are you talking about taking a known-good RAM and attaching all the pins in parallel with the chip in-circuit? What happens when you do this? What does the bus see when the two RAMs output different data?</P></BLOCKQUOTE></DIV><p>
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Received on Fri Mar 18 13:26:19 2005
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