Seagate USB 2.0 External Enclosure + 400GB ST3400832A UATA 8MB 7200RPM HDD (NEWITEM31875736) Drive Case "hard drive drop floor" Questions

Hard Drive The other day I lightly dropped my Seagate while in use. Now it doesn't mount on my laptop. The reason I use the term lightly dropped is because the drop was about 12 inches from the floor.

...drop was about 8 inches from the floor. You can't even tell I dropped it by looking at it because there are no scratches or dents. It is now making a clicking noise every time I try to use it. I have ...