Dell XPS 15-9570 Service Manual page 24

Figure 7. Removing the hard-drive cage
1 screws (4)
3 hard-drive assembly
3 Using the pull tab, disconnect the hard-drive cable from the system board.
4 Lift the hard-drive assembly off the palm-rest assembly.
Figure 8. Disconnecting the hard-drive cable from the system board
1 pull tab
3 hard-drive assembly
5 Disconnect the hard-drive interposer from the hard-drive assembly.
24 Removing the hard drive
2 hard-drive cage
2 hard-drive cable