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Re: [97attendees] Display port to HDMI

Toerless Eckert <tte@cs.fau.de> Mon, 14 November 2016 01:15 UTC

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Date: Mon, 14 Nov 2016 02:14:59 +0100
From: Toerless Eckert <tte@cs.fau.de>
To: Michael Richardson <mcr@sandelman.ca>
Message-ID: <20161114011459.GU9776@faui40p.informatik.uni-erlangen.de>
References: <60a8be27-9f41-270c-92f2-261e5e202f75@sonic.net> <32068.1479083358@dooku.sandelman.ca>
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Subject: Re: [97attendees] Display port to HDMI
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I don't quite understand https://en.wikipedia.org/wiki/DisplayPort,
but do i read it right that DP 1.0/1.1 might not be HDMI signaling
compatible, so a cheap passive physical adapter wouldn't work ?
If i read it right, maybe your notebook has such an old DP port. 

On Mon, Nov 14, 2016 at 09:29:18AM +0900, Michael Richardson wrote:
> My new-to-me Thinkpad/Lenovo T420s laptop has VGA, and a Display Port.
> I got an $8 DP to HDMI adapter from amazon a few weeks ago, but it doesn't
> seem to drive anything [my home TV, a monitor, the TV in my AirBNB) -- or
> show up as connected in xrandr.  Could there be different DP cables?
> I dunno.  If someone has a similar laptop, and a working adapter, I'd love
> to know what you have.
> 
> 
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