hi folks, i've a trouble with some GTLs

i've correctly settled my 1/3 GTLs (vFSB 1.25 x 0.635 = 0.793) - (vFSB 1.25 x 0.667 = 0.833) = -0.040mV but if i only touch the 0/2 GTL (now on AUTO) i can't boot ...

now i'm running 4500mhz (450 fsb, 1.54 vPLL, 1.25 vCC, 1.40 vNB, 1.25 vFSB - SB @ default) onto my MIIF ... and passed Linpack successfully ...

someone can give me a tip about those GTLs?

TIA (and merry xamas!)