to Heglaf: 1024x768 is not enough for 15,4. Normal resolution for 15,4 is 1280x800. Try to reinstall driver. You can get one from http://www.sis.com/download/agreement.php?id=155909
I have the same one and...
i have acer aspire 3000 with sis m760gx (driver from sis.com) 15,4TFT winXP(ntfs) and catia v5 runs correctly only in that case i
-turn the screen resolution to 1400x1050 (the screen is larger than the display in both directions but 4:3)
-turn the hardware acceleratin to none and disable...