Dell Precision 330 - Manual (Page 75)

Installing Upgrades 75
3 Remove the drive bracket from the chassis drive bay you want to use.
Squeeze together the metal tabs that extend from each side of the
drive bracket, and pull the bracket out of the bay (see the following
figure).
Re m o v i n g a D r i v e B r a c k e t ( D e s k t o p C h a s s i s )
If a drive is already installed in the bay and you are replacing it,
disconnect the DC power cable and interface cable from the back of
the drive before removing the bracket from the bay. To remove the old
drive from the bracket, turn the drive/bracket assembly upside down
and remove the four screws that secure the drive to the bracket. See
" Attaching a Drive Bracket to the New Drive ."
4 Unpack the drive and prepare it for installation.
NOTICE: Ground yourself by touching an unpainted metal surface on the
back of the computer.
bracket tabs (2)