Screen blanks out on install

[Crunt3nt]

Hi, I'm trying to dual boot with xp and mandrake 9, but I can't get mandrake to install at all. The screen blanks out after I hit enter to start the install. nothing happens afterwards.

duall p3 733
786mb ram
geforce4 ti4200 vivo
wd 120gb se
sb live value
sony 10x burner
hitachi 12x dvd
dell 17" monitor
usb keyboard and mouse