Dell Inspiron Small Desktop (3646, Mid 2014) - Manual (Page 29)

4 Disconnect the power and data cables from the connectors on the hard
drive.
1 drive cage 2 optical-drive power cable
3 optical-drive data cable 4 hard-drive power cable
5 hard-drive data cable
5 Lift the drive cage away from the chassis.
6 Remove the
optical drive .
7 Remove the hard drive .
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