Buffalo HD-PHSXXU2-UC Quick Setup Manual page 3

Open My Computer and the new drive will be present. By default it will
use the first available drive letter and will be named "Local Disk". The
MiniStation comes pre-formatted so you may begin using it immediately.
The software CD in your MiniStation package includes programs for
Windows computers, including backup software and the SecureLockWare
drive encryption program. See the appropriate manual on the CD for
more information on the programs.