On Friday, March 28, 2014 1:00:23 PM UTC-5, dumb looks free wrote:
>
> I had the same issue.....finally this worked for me
>
> sudo mv /etc/X11/xorg.conf /etc/X11/xorg.conf.backup
> sudo apt-get install xserver-xorg-video-fbdev
> sudo reboot
>
> search ....   "Debian X11/LDE display problem ?"
>
>
> YMMV
>

Google got tired of me searching for "debian lde x11 display problem"  I 
finally tried setting the video mode to auto using xrandr and that fixed 
it.  Go figure.

Richard

>
>
> On 28 March 2014 14:42, Robert Nelson <robert...@gmail.com 
> <javascript:>>wrote:
>
>> On Fri, Mar 28, 2014 at 8:32 AM, Richard-tx 
>> <rich.a...@gmail.com<javascript:>> 
>> wrote:
>> > I have a strange one.
>> >
>> > I am using a Dell U2410 monitor.  It just so happens that I have the 
>> same
>> > monitor described at http://elinux.org/Beagleboard:BeagleBoneBlack_HDMI
>> >
>> > I loaded the image
>> > 
>> https://rcn-ee.net/deb/microsd/wheezy/bbxm-debian-7.4-2014-03-27-2gb.img.xz
>> > on my BBB
>> >
>> > When  the HDMI output of the BBB is connected to the HDMI input on the
>> > monitor all goes well until the X desktop is started.  As soon as X is
>> > started the monitor goes into power-save mode.  Press cntl-alt F1 to 
>> get to
>> > a non-gui login and the display turns on.  Switch back to F7 and the 
>> monitor
>> > goes into power-save.
>>
>> You can disable power save via:
>>
>> echo "#!/bin/sh" > ~/.xsessionrc
>> echo "" >> ~/.xsessionrc
>> echo "xset -dpms" >> ~/.xsessionrc
>> echo "xset s off" >> ~/.xsessionrc
>>
>>
>> > If I use a HDMI to DVI adapter and use the DVI input on the U2410, the X
>> > desktop display is OK.  I can even use xrandr to change resolution to
>> > 1280x1024 (dvi input) which works fine.
>> >
>> >
>> > I have deduced that when the BBB gets the EDID info from the monitor, it
>> > changes to a mode that the Dell U2410 does not like but only with the X
>> > desktop.
>> >
>> > Anyone have any ideas?  I am hesitant to blame the LXDE X server for 
>> this
>> > but anything is possible.
>>
>> Regards,
>>
>> --
>> Robert Nelson
>> http://www.rcn-ee.com/
>>
>> --
>> For more options, visit http://beagleboard.org/discuss
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>
>

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