I have big problems with oc my cpu. I have a duron 800 on a msi k7t pro 2a mb. I've done the pencil trick 5 times now, and I even tried soldering metal (cold). When I adjust the multiplier to 9, it goes down to 500, 10 - 600, and when I tried 11 it just beeped and refused to boot. Anyone who has...