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

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   Message 4,548 of 5,684   
   Larry to Mike Y   
   Re: Ideas re the video fault of this TRS   
   03 Jun 07 16:53:35   
   
   From: larry_fosdick@hotmail.com   
      
   "Mike Y"  wrote in message news:fzU7i.10$VX7.8@newsfe02.lga...   
   >   
   > "eugene"  wrote in message   
   > news:1180645055.952281.61110@z28g2000prd.googlegroups.com...   
   >> Do you know of a source off hand for a character generator ROM?  I   
   >> have a great model 1 sitting here where I've patched in an EPROM to   
   >> replace a bad character generator, but it's a temporary fix on a   
   >> breadboard.  If you have a source, let me know...   
   >>   
   >   
   > At one time they were all over the place.  First the original CG didn't   
   > have descenders.  The RS lower case kit replaced that part with a new   
   > part that had the descenders.  At the same time RS switched over   
   > production to put the CG in a socket.  Techs then used to have drawers   
   > of the original CG chips.   
   >   
   > Then as stock ran out in manufacture, they used the new CG chip with   
   > descenders, but just didn't put on the extra RAM chip.  So at that point   
   > when machines were upgraded, there was a glut of the new CG chip   
   > with descenders.  Well, maybe not a glut, as a lot of people figured this   
   > out.  Then there was a shortage of RAM chips for a short while!   
   >   
   > Where are you at?  I still have some old parts but I don't know if I have   
   > any of the CG chips anymore, but I'll look.   
   >   
      
   I'd be interested in a couple of the newer character generator chips if any   
   were available.  I have several Model I's, but only two have the newer CG.   
      
   Larry   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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