Path: utzoo!utgpu!news-server.csri.toronto.edu!bonnie.concordia.ca!uunet!mcsun!ukc!educ-isis!teexpjs From: teexpjs@ioe.lon.ac.uk (PHILIP SMITH) Newsgroups: comp.sys.ibm.pc.hardware Subject: Re: Power Supply: Self Repair? Message-ID: <1991Jun18.014332.28038@ioe.lon.ac.uk> Date: 18 Jun 91 01:43:32 GMT References: <1991Jun11.021150.7238@rand.org> <7079@bwdls58.bnr.ca> <1991Jun14.182515.24877@rand.org> Organization: Institute of Education, University of London Lines: 12 In <1991Jun14.182515.24877@rand.org> edhall@rand.org (Ed Hall) writes: >>Just to keep the discussion more balanced, it might be useful to know that >>at least somebody (me) has successfully repaired switching power supplies ... >Hey, so have I. In fact, the supply which turned my system into a >toaster had previously blown the -12V rectifier. A couple of diodes ... I put in two new diodes in a friend's switch-mode power supply and as far as I know it is still working. Saved him 150 pounds. Sometimes you can be lucky! P.J.Smith, MSSL, UK