On Sat, 05 Apr 2008 01:16:16 +0000, John F. Morse wrote:

> I bought a Samsung SyncMaster 931B "19") and replaced the ViewSonic A75f
> (17"), which is now on another couple of PCs through a KVM.
>
> I have never changed the xorg.conf though, and the SyncMaster is running
> fine.
>
> Here is the old but still being used xorg.conf monitor section:
>
> Section "Monitor"
> Identifier "A75f"
> Option "DPMS"
> HorizSync 30-70
> VertRefresh 50-160

You are probably running at less than optimum refresh rate. Put the
numbers from Samsung's own site in there:

http://www.samsung.com/cp/products/m...9mebsbdxaa.asp

I didn't bother searching further for an English language site but that one
has numbers you can see.