press "Delete" when the system starts up to enter BIOS.(The mathod might be various depends on brand of your system, your user manual may help you) Then find a option such as "IDE Detection" or the like. ' u* k, d+ z1 e; {' {# u1 XYou know, I mean, you should let the BIOS to recognize the newly installed HDD.0 c# n- x$ X; q* R6 ?+ |9 J
PS: against your description, you mayy MEMORY may meet difficulty. unplug them and reinstall after proper cleaning.