Dell Inspiron 5160 - Manual (Page 30)

17. Remove the two M2.5 x 5-mm system board screws from the hard drive cage.
18. Remove the two M2.5 x 5-mm system board screws from the optical drive cage.
19. Remove the two M2.5 x 6-mm screws that secure the left antenna to the hard drive and optical drive cages.
20. Remove the two hex nuts that secure the video connector to the base plastics.
1 battery bay
2 battery bay shield
3 M2.5 x 5-mm screws (2)
1 hard drive cage
2 M2.5 x 5-mm screws (2)
3 optical drive cage
4 M2.5 x 5-mm screws (2)
1 optical drive cage
2 M2.5 x 6-mm screws (2)
3 left antenna
4 hard drive cage