GUV

please help! can o/c my athlon 1000 @ 1109 by upping the fsb but any higher and it becomes unstable.have seen the pencil trick but what else do i have to do? all m/b dips jumpers set to manual. windows me asus a7a 266 bios 1009 amd athlon 1.0 ghz 200 fsb 300 w psu thermalright sk6 256 mb ddr geforce 3 ti 200 ata 100 30 gig w/ digital lian li aluminium case with plenty of cooling. very grateful of any help.