I have a baby board..its a pc133 socket 370...M755 series.. I am trying to install a 64 mg nvidea gforce2 card in the pci slot...I dont have AGP..I have selected PCI in bios ..I have tried to disable in device manager and restart. in all cases, the monitor remains black and the monitor light returns to yellow...after a brief try at coming on green.any suggestions?? or do i need a new mobo?