I just finished installing a new motherboard and a new processor. iv got everything together and when i turn on my computer my monitor never fully turns on. the LED on the monitor flashes but no picture. Also about 20 seconds after startup my computer shuts off by itself. PLEASE HELP!
-P4 3.2 LGA 775 processor
-ASUS P5P 800 mobo
-550 Watt power supply
-1024mb of Kingston RAM
-200 GB Western Digital hard drive
-ATI RADEON 9600xt graphics card