[kwlug-disc] Confession (DVI)
John Van Ostrand
john at netdirect.ca
Mon Mar 8 14:23:12 EST 2010
----- "Richard Weait" <richard at weait.com> wrote:
> What I'm getting:
> - unplug working video card -> vga cable -> vga monitor input
> - connect same video card -> DVI-D cable -> DVI input on same monitor
> - Monitor says, "check video cable" in an accusing manner.
> Sure, I've tried. I don't want to be the Luddite on my block. I've
> - multiple monitors with DVI inputs (HP, two different model numbers)
> - multiple video cards with DVI outputs (radeons and an nvidia)
> In each case, the cold-eyed "check video cable" is met by the
> rage-filled seething cauldron of hate that is my approach to trouble
> shooting. In each case, the video card and monitor even work when
> using the DVI output with a little dvi-vga dongle and a vga cable to
> the dvi input. What am I missing? Must these video cards be tweaked
> by a DVI-D driver to output for a DVI-D cable? Is there a particular
> sacrifice required? Do these cards usually need to change jumper
> settings for DVI-D?
> pebkac is almost certain. Go ahead. Hit me. Or if you have a
> known-good DVI-D cable I can borrow, I'd be all over that, too.
I'm an armchair DVI expert so read with caution.
Don't you have to switch outputs on the video card to tell it to use DVI?
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