as the title mention, my viewsonic LCD is not working with my copy of window 7. i dont know why. i have tried with my old samsung CRT, both of the DVI (using DVI-VGA converter) and VGA outout is working perfectly, but i cant get my LCD working. when i boot from safe mode, the LCD working. here is my system spec. hope to solved this problem soon. OS: MS window 7 ultimate 64bit window version: 6.1.7600 build 7600 processor: Q6600 mobo: gigabyte GA-P35-DS3 mobo bios: F14 (latest) GFX card: palit HD 4870 sonic dual version (512mb) GFX driver: 9.12 RAM: CORSAIR DOMINATOR 4G DDR2 HDD: WD 320G PSU: CM 650W OUTPUT: 1.VIEWSONIC VX1935WM 2.SAMSUNG 107T thanks in advance..