I did go to western digitals site and was not sure how to set the jumpers. I installed another HD a while back and set it to be a slave drive which I used to store movies and photos, but now I took...

So I bought a 120GB HD for my computer, its a Western Digital Caviar SE. I want the make this HD my slave drive, but I bought it from Newegg and it came in a plain brown box filled with bubble wrap....