I want to know if the installation of the second drive will be as simple as just plugging it into SATA2, connecting power and formatting it? Will it need to be set up in the Bios? It wont be used to boot from, just as extra storage. The existing drive has a lot of data on it already so I want to be sure I don't lose the existing data by accident!
It's an ASUS M2N68-AM PLUS mainboard:
And the drives are both Western Digital 500GB: