> -----Original Message----- > From: centos-bounces at centos.org [mailto:centos-bounces at centos.org] On > Behalf Of Lamar Owen > Sent: den 8 oktober 2012 20:57 > To: CentOS mailing list > Subject: Re: [CentOS] X/Display resolution configuration > > Double check your cable. I ran into a widescreen situation a whle back where > one cable didn't work, but the cable that came with the monitor did. > The EDID value comes from the monitor itself, and the cable must be able to > support that in order for the automatic resolution code to properly figure out the > resolution. > > In the case I mention, even manually setting the resolution in xorg.conf > didn't work, since the EDID was mangled by the cable. I see a lot of EDID-errors when booting up CentOS6, this could be due to a faulty cable, even though it seems to work fine with other OS:es like Windows and CentOS5? Is CentOS6 more "picky" with this EDID as compared to e.g. CentOS5? -- /Sorin