Installing the hard drive 
NOTE: For congurations shipped with 3.5-inch HDD, follow the same procedure to install the HDD into its bracket.
1  Insert the holes on one side of the hard disk into the pins on the hard drive bracket [1], and then place the hard drive into the bracket 
such that the pins on other side of the bracket is aligned with the holes on the hard drive [2].
NOTE: Follow the same procedure to install another 2.5-inch hard drive on the other side of the bracket.
2  Install the:
a HDD assembly
b side cover
3  Follow the procedure in After Working Inside Your Computer.
Bezel
Removing front bezel
1  Follow the procedure in Before working inside your computer.
2  Remove the Side cover.
3  To remove the front bezel:
a Pry the retention tabs to release the front bezel from the system [1].
b Rotate the front bezel away from the computer [2] and pull to release the hooks on the front bezel from the front-panel slots [3].
Removing and installing components
25