home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

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

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 5,440 of 5,684   
   David Jones to Michael Black   
   Re: TRS-80 Model 4 Keyboard repair   
   14 Nov 16 18:57:52   
   
   From: djones60@gmail.com   
      
   On Monday, November 14, 2016 at 12:43:07 PM UTC-5, Michael Black wrote:   
   > 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   
   > >   
   > >   
      
   Yep, been there before too.   
      
   Well I just tried a small test solder and it was a no-go.  The plastic just   
   melted like I was afraid it would do. So back to the drawing board.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca