7 Replace the speakers.
8 Replace the I/O board.
9 Replace the fan.
10 Replace the heat sink.
11 Replace the hard drive.
12 Replace the solid-state drive/Intel Optane memory module.
13 Replace the coin-cell battery.
14 Replace the memory modules.
15 Replace the battery.
16 Replace the base cover.
72 Replacing the palm-rest and keyboard assembly