Article View: comp.sys.amiga.tech
Article #4170Re: Slowest Amiga
From: Vincent H. Lee
Date: Tue, 03 Jul 1990 08:04
Date: Tue, 03 Jul 1990 08:04
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In article <10516@chaph.usc.edu> aliu@aludra.usc.edu (Alex Liu) writes: >Oh BTW, after a few hours, the machine would vomit and explode >and Frances refuses to work... until the next few hours... >Heat? Well we have every fan in the house blowing.. > >Any help?> > >-Viet After putting my lucas/frances in my 500, I found lots of flakey behavior too. It also crashed after running awhile. I thought that it was heat too. What it really seems to have been was noise. It seems the ram controller resides on top of the a500 ram chips, and the former doesn't like the latter. I did the following fix: 1) cut a small square of copper clad board (about 4" sq). 2) insulate one side with electrical tape 3) place the copper board under the controller chip and neighboring circuitry with the taped side towards the frances board 4) solder small lengths of wires from the edges of copper board to ground points on the frances board. Anyway, sorry to be so simplistic, but the above fix worked wonderously for me. My machine used to crash constantly. Now it never does! Hope this helps. -Vince
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!decwrl!ucbvax!agate!tornado.Berkeley.EDU!vincelee From: vincelee@tornado.Berkeley.EDU (Vincent H. Lee) Newsgroups: comp.sys.amiga.tech Subject: Re: Slowest Amiga Message-ID: <1990Jul3.080401.10168@agate.berkeley.edu> Date: 3 Jul 90 08:04:01 GMT References: <10516@chaph.usc.edu> Sender: usenet@agate.berkeley.edu (USENET Administrator;;;;ZU44) Reply-To: vincelee@tornado.Berkeley.EDU (Vincent H. Lee) Organization: ucb Lines: 28