wd10ezex shut down sound

Hello,

my brand new wd10ezex 1TB hard drive makes the shutdown sound while I’m on the computer surfing the net or I’m on other applications.

Every so often I will hear that sound and wondering if that’s normal.

You can run a test with DLG

http://wdc.custhelp.com/app/answers/detail/a_id/940

Also check the link bellow. 

http://wdc.custhelp.com/app/answers/detail/a_id/568