Dell XPS 15 Service Manual page 103

9 Replace the solid-state drive (half-length)
10 Follow the procedure from step 3 to step 6 in
11 Replace the memory
12 Replace the battery (half-length)
13 Replace the base
modules.
or the
cover.
or the solid-state drive
"Replacing the hard
battery (full-length).
(full-length).
drive".
103