h chassis frame
3 To remove the system fan:
a Disconnect the system fan cable from the connector on the system board [1].
b Lift the system fan away from the computer [2].
Installing the system fan
1 Place the system fan into the slot on the computer.
2 Connect the system fan cable to the connector on the system board.
3 Install the:
a chassis frame
b WWAN card (optional)
c WLAN card
d SSD frame
e SSD card
f hard drive
g battery
h base cover
4 Follow the procedure in After working inside your computer.
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Disassembly and reassembly