Dell XPS 730 (Late 2008) - Manual (Page 51)

Replacing Drives 49
6 Verify that the hard drive bay is empty and unobstructed.
7 Slide the hard drive into the hard drive bay until it clicks securely into
place.
CAUTION: Ensure that all connectors are properly cabled and firmly seated.
8 Connect the power cable to the hard drive.
9 Connect the hard drive data cable to the hard drive.
1 hard drive 2 hard drive bay
1
2