DPI Settings gone wrong

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https://bbs.archlinux.org – Hello!I'm using a 15.4" Notebook Screen with a resolution of 1680x1050 Pixel.The resolution is great but I wanted to achieve two things:1. A Little bigger fonts2. Having a 100% Setting in Applications that displays documents that shows them in the actual real sizeAs xdpyinfo returned the wrong number of 96dpi I tried to set them in Xorg.conf, according to the wiki. Tried several ways, and telling Xorg the display size worked, now it says the real number of 127dpi.In KDE applications fonts are OK. But when I display a document in Okular which was scanned in DIN A4 (297x210mm, this is (HowTos)