I tried some things today but still haven't found a solution.
1) Placing the GFX card in the second PCIe slot results in the same problem.
2) I downloaded the latest NVIDIA drivers for the 9600GT series in the hopes that when my screen resolution would be changed to something higher, the...
Nevermind, found the problem myself. One of those "duh /blush" situations.
Apparently I forgot to connect the 4 pins 12V connector from my PSU to my motherboard. I thought the big one (24 pin?) was the only one needed. :)
Could you describe what exactly your problem was because I seem to be having the exact same problem with a P5K-E board. More info here : http://www.hardforum.com/showthread.php?t=1280214
I just put together a new gaming computer with the following components :
case : Antec Sonata III (PSU : EarthWatts 500W)
cpu : Intel Core 2 Duo E8400 3.00GHz 1333 6MB Box
cpu cooler : Cooler Master Hyper TX2
mobo : Asus P5K-E/WiFi-AP iP35, SATA2 RAID, WLAN
mem : Corsair 2x2GB DDR2 SDRAM...