[Bug 103331] No signal output when connected with HDMI Monitor (asus PA238Q)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103331

--- Comment #10 from Ville Syrjala <ville.syrjala at linux.intel.com> ---
(In reply to Ville Syrjala from comment #9)
> The EDID doesn't look too badly corrupted. Comparing with
> https://github.com/linuxhw/EDID/blob/master/Digital/Ancor%20Communications/
> ACI23B1/1BEB6E3B3176 (which seems to be more or less the same monitor) I see
> that you have a slightly different blue y coordinate. Your blue y coordinate
> does look surprisingly small to me, so I have to wonder if it's gotten
> corrupted somehow.

In fact if I fix the blue y coordinate from 0x00 to 0x11 (to match the other
EDID) the checksum becomes correct. So it does look like the EDID in your
display has become slightly corrupted somehow. Would be interesting to see if
the same EDID corruption is present on DVI and VGA inputs.

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