I have a Asus A8N 32 Sli Deluxe mobo, and 2 GB ram, and I got it another GB of ram, so 3 GB total (3 sticks 1 GB each)... But one of the sticks isnt working... Channel 1 and 3 works fine and their leds light up all way etc, but channel 2 wont do anything but stay on 1st light and never move...