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Old 3rd Mar 2018, 10:05 pm   #23
Graham G3ZVT
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Join Date: May 2010
Location: Greater Manchester, UK.
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Default Re: Modeline problem

Quote:
Originally Posted by Keith View Post
The driver version as reported by Device Manager is:

NVIDIA QUADRO 285
06/11/2012
Version 6.14.13.475

Graham, I wonder if you can recall which NVIDIA driver you used successfully and how you found it?
I found the old XP machine and got the details from it.

Windows XP Professional version 2002 servicepack 3
Graphics hardware NVIDIA Quadro NVS 285
Graphics driver ver 6.14.13.745
Win Modeline by Jeroni Paul ver 1.9

It worked in every respect as reliably as my current setup, ATI card under Windows 7

For what it's worth I think your hardware and software is working, I am not sure why you are getting inconsistent results.

Peter, from what you know of the TV22, is there any reason to suppose that it would
particularly struggle with our slightly out of spec waveform?

Keith may simply have a fault in the sync sep or vertical timbase, and his temporary arrangements for injecting the video might not help either, although it worked for me when I was at this stage.
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