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   sci.electronics.repair      Fixing electronic equipment      124,925 messages   

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   Message 123,156 of 124,925   
   Cursitor Doom to peterwieck33@gmail.com   
   Re: Scope keeps blowing fuses   
   23 Oct 22 11:21:31   
   
   From: cd@notformail.com   
      
   On Sat, 22 Oct 2022 13:44:12 -0700 (PDT), "Peter W."   
    wrote:   
      
   >I am going to vote for C1001 & C1002.  Either fails short and that fuse will   
   blow. Both fail short and that blow will be instant. That or a bad primary   
   winding - which could have been eaten by repeated refusing without proper   
   diagnosis.   
   >   
   >A dim-bulb tester is a reasonable tool for this purpose as a rubber spoon   
   makes a reasonable carving knife. Just not fine enough for any kind of   
   accurate diagnosis.   
      
   Seems a tad overly pessimistic. If I powered it up via a DBT, I'd be   
   able to unplug all the PSU outputs one by one until the bulb went out   
   (or went dim). That's on the alternative possibility that the fault   
   doesn't lie within the PSU board itself of course.   
      
   >   
   >Peter Wieck   
   >Melrose Park, PA   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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