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., J5 b1 Z" O( l1 \3 q; {+ C6 Z C
You know, I mean, you should let the BIOS to recognize the newly installed HDD. . Z* y: p3 X" s# Q0 lPS: against your description, you mayy MEMORY may meet difficulty. unplug them and reinstall after proper cleaning.