in the standard cmos menu should list sata 1 to 6.
select the sata port your hard is connected to and .
set to "Auto". this should let the system auto detect your hard drive.
if all else fails, set all the ports to auto, one of them should show your hard drive.
checked the "Boot Device Selection" for your hard drive, in the Advanced Bios section.
Also there is a sub menu for each sata port from the Standard cmos menu,
it may not auto detect until you enter the sub menu for the desired sata port.