Dell XPS 15 (9530, Late 2013) - Manual (Page 21)

Removing the Hard Drive | 21
Procedure
1 Remove the screws that secure the hard-drive assembly to the palm-rest assembly.
2 Using the pull tab, disconnect the hard-drive cable from the system board.
1 hard-drive cable 2 pull-tab
3 screws (4)
1
3
2