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Re: Timex 2068 Video Problem

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If this still used the colour difference  system of creating the video, then 
a scope might be a good thing to prod the circuit with to see where it is 
getting to.

brian

-- 
From the Sofa of Brian Gaff Reply address is  active
"Andrew Owen" <aowen10@mail.bbk.ac.uk> wrote in message 
news:kg5q9s$loh$2@speranza.aioe.org...
> On 21/02/2013 09:57, mores.mark@gmail.com wrote:
>> Hello,
>>
>> I have a TS 2068 showing "no video" (black screen) from both composite
>
>  and rf outputs. The machine appears functional as I typed in a short
>
>  BASIC program to play a BEEP sound and it worked. Any advices for
>
>  possible fixes? I am not a hardware guy. But if the fix is not too
>
>  complicated, I can probably ask my friend to help.
>>
>> Thanks,
>> Mark
>
> Sorry I can't be of much help but, if BEEP is working then that pretty 
> much rules out a faulty SCLD. I only had a TC2048 so I'm not sure what the 
> NTSC video hardware looks like. However, I suspect the composite out may 
> originate at the modulator, in which case that's where you should start 
> looking for blown components or loose solder joints.
>
> -Andrew 

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Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-21 01:57 -0800
  Re: Timex 2068 Video Problem Andrew Owen <aowen10@mail.bbk.ac.uk> - 2013-02-21 18:50 +0000
    Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-21 18:57 -0800
    Re: Timex 2068 Video Problem "Brian Gaff" <Briang1@blueyonder.co.uk> - 2013-02-22 07:47 +0000
  Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-02-21 17:04 -0500
    Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-21 19:03 -0800
      Re: Timex 2068 Video Problem Andrew Owen <aowen10@mail.bbk.ac.uk> - 2013-02-22 08:31 +0000
        Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-22 18:02 -0800
          Re: Timex 2068 Video Problem Andrew Owen <aowen10@mail.bbk.ac.uk> - 2013-02-25 15:18 +0000
            Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-03-02 22:15 -0800
              Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-03-02 22:16 -0800
              Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-03-04 16:32 -0500
                Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-03-04 16:17 -0800
      Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-02-22 13:13 -0500
        Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-22 18:20 -0800
          Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-22 18:52 -0800
            Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-02-23 13:59 -0500
              Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-23 16:48 -0800
                Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-02-23 20:34 -0500
                Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-24 03:00 -0800
                Re: Timex 2068 Video Problem "Daniel Mandic" <daniel_mandic@hotmail.com> - 2013-02-24 13:26 +0000
                Re: Timex 2068 Video Problem "Daniel Mandic" <daniel_mandic@hotmail.com> - 2013-02-24 13:51 +0000
                Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-24 13:24 -0800
                Re: Timex 2068 Video Problem mores.mark@gmail.com - 2013-02-24 13:27 -0800
                Re: Timex 2068 Video Problem "Daniel Mandic" <daniel_mandic@hotmail.com> - 2013-02-25 10:42 +0000
                Re: Timex 2068 Video Problem hp <ferd@farkel.net> - 2013-02-24 16:10 -0500

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