Active area shorter than physical screen

[Ross Boylan]

On Thu, 2010-11-25 at 11:33 -0500, Alex Deucher wrote:
> On Thu, Nov 25, 2010 at 12:02 AM, Ross Boylan <ross at biostat.ucsf.edu> wrote:
> > There are noticeable black/unilluminated bands at the top and bottom
> > of my physical screen.  Is this expected?  Is there anything I can do
> > about it?
> >
> > video: ATI Technologies Inc RV570 [Radeon X1950 Pro] rev 0, Mem
> >       @ 0xd0000000/28, 0xf0300000/16, I/O @ 0x2000/8
> >
> > xorg 6.9.0 (xserver-xorg-video-ati 1:6.9.0-1+lenny4).  Debian has
> > incorporated some fixes from recent git into this driver (details in
> > changelog.Debian).
> >
> 
> You might want to try a newer version of the driver 6.9.0 is several years old.
> 
> Alex
Can I rebuild just the driver, or would I need to update my whole X
infrastructure?
Ross
> 
> > Monitor: Samsung 245T (1920x1200)  It has no controls that permit
> > adjustment to the vertical size.
> >
> > Xeon 64 bit chips
> >
> > OS: Debian stable, with some later versions pulled in.  The kernel is
> > from more current releases and is linux-image-2.6.32-5-amd64.
> >
> > I noticed them first after I rebooted and the screen started to
> > flicker (strobe might be a better term; it looked like a CRT with the
> > refresh rate too low).  I sent the monitor in for servicing; the
> > flickering is gone but the shrinkage remains.  It's possible it's been
> > there for awhile and I didn't notice it.  There have been some
> > upgrades to the kernel and other software, including X; likely some
> > would have taken effect only on reboot.
> >
> > I also have the radeonhd driver on the system; I do not think I am
> > using it.
> >
> > I have the same model of monitor on another system with an nvidia
> > card/proprietary driver, and the image fills the full screen.  Even
> > there, the on-screen display of the monitor provides no adjustments to
> > the dimensions.
> >
> > I've attached my config file and some logs.
> >
> > Happy Thanksgiving to those in the US!
> >
> > Ross Boylan
> >
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> >
> >