Question about monitor display setting

[gup502]

On Fri, 2007-11-02 at 15:58 +0200, Marius Gedminas wrote:
> On Fri, Nov 02, 2007 at 11:48:50PM +0800, gup502 wrote:
> > One thing I do not understand, with Linux whether it is Mandriva or
> > Ubuntu, after each upgrade, there is always problems with display.
> > 
> > My T40 was running 1024x768 connected to Samsung 710T 17", after the
> > upgrade, the resolution is fine but the gnome panel does not extend to
> > the ends on top.  The bottom is even worst, it is sitting 3/4 of the
> > screen.
> 
> Looks like it thinks the TV-out is connected in clone mode, and is
> trying hard to make sure the panel fits in the top-left 800x600 area.
> Try looking at the output of xrandr and disabling the TV/S-video output
> with xrandr --output (name of output) --off.
> 
> Marius Gedminas

Thanks Marius.  Please shed more light.  With xrandr command, do I need
to run it every time at boot?
-- 
With best regards,

Terence

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