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   comp.sys.tandy      Life is dandy cuz you're gettin a Tandy!      5,684 messages   

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   Message 5,439 of 5,684   
   Michael Black to David Jones   
   Re: TRS-80 Model 4 Keyboard repair   
   14 Nov 16 12:47:47   
   
   From: et472@ncf.ca   
      
   On Sun, 13 Nov 2016, David Jones wrote:   
      
   > Well the plastic isn't Mylar so it melts pretty easily.  But I'm going   
   > to try and solder it anyways and see what happens.  At this point, it's   
   > ether that or see if I can use a conductive glue and solder a wire down.   
   > That is assuming I can expose the conductors and get a good connection.   
   > Well my last resort idea is make a PS2 keyboard interface to the   
   > existing connector.  I'm going to take it slow so I don't make thing   
   > worse.   
   >   
   Be careful.  My KIM-1 keyboard needed some work, and I tried to solder   
   around the problem, and melted the plastic or whatever it was.  So be   
   careful.   
      
      Michael   
      
   > A little more of the story.  This was an ebay item that was supposed to   
   > be working.  It wasn't completely.  The video was out of adjustment and   
   > the power supply had bad solder joints on the connector.  Both easy   
   > fixes.  The worst was a mouse had chewed on the lines going to the power   
   > switch and keyboard ribbon.  That last item is the only thing that's   
   > been hard to fix.   
   >   
   > David   
   >   
   >   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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