How To Hide Particular Drives From My PC In Windows 7 ?
Click Start>>Type dsk in search box>>and you will see that Disk management is open for you.
Click Create and format hard disk partitions.
You will see Disk Management Wizard. You will see all the Partitions of your disks. To hide a particular disk drive from list right click on that particular disk and select "Change drive letters and paths" as shown below.
In Next window you will click on your selected drive and click on remove and Press OK.
You you want to unhidden it you just follow the steps from first and Name your Drive Again in Last step.