Dell XPS 27 Service Manual page 126

10 Replace the hard-drive
11 Replace the processor.
12 Replace the processor
13 Replace the I/O
14 Replace the microphones.
15 Replace the inner
16 Replace the memory
17 Replace the power-supply
18 Replace the wireless
19 Replace the chassis
20 Replace the system-board
21 Replace the stand.
22 Replace the hard
23 Replace the memory
24 Replace the back
25 Replace the USB dongle-bay
126
cage.
heat-sink.
panel.
frame.
fan.
unit.
card.
fan.
shield.
drive.
modules.
cover.
cover.