[ltp] display resolution suddenly wrong on x121e (EDID?)

Frank Lanitz linux-thinkpad@linux-thinkpad.org
Sat, 01 Feb 2014 14:11:51 +0100


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Am 31.01.2014 22:37, schrieb Jonathan Dowland:
> Hi,
>=20
> My x121e has a panel with a native resolution of 1366x768. I've just
> overhauled my root partition (a virtual reinstall of Debian) and
> afterwards my resolution is stuck at 1280x800. The odd thing is, it's
> this at all times now: in the BIOS, in Grub, in text mode, in X.
>=20
> The result has ~2cm of black bar on the right hand side and ~1cm of
> overscan at the bottom.
>=20
> I guess the monitor EDID is now wrong. Any idea how I might have
> caused that to happen, merely uninstalling and reinstalling packages
> in Debian GNU/Linux? Or coincidence - corruption in firmware or
> something?
>=20


I have no solution but do have the same issue on an x121 at least with
Debian stable. With Xubuntu 12.04/12.10 we didn't reconized such an
issue. Maybe luck, maybe some coinsidence

Cheers,
Frank


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