Heck, I guess that 15th pin is just redudndant!
The noise is interestng. A loud continuous beep from the mobo speaker during operation generally inidcates that the CPU is overheaded on a Award or phoenix bios. So the noise may have been a frying capacitor in that monitor which I assume is a CRT not a LCD?
Noli Nothis Permittere Te Terere!!
EVGA 680i, Dual EVGA 8800GT'S (650/950), 4 gigs OCZ DDR2 1066, Intel Q9450 at 3.8 Ghz, Koolance Water Cooled, Dual Plextor16x DL DVD+/-RW. Dual WD 250gb 16mb Cache Sata 3.0. 3DMark06 score = 19,168.