System board
The system board is secured with nine Torx screws.
To remove the system board:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).
2. Remove the rear port cover (see Removing the rear port cover on page 23).
3. Remove the stand (see Stands on page 24).
4. Remove the access panel (see Access panel on page 25).
5. Remove the memory modules (see Memory on page 31).
6. Remove the M.2 solid-state drive (see M.2 solid-state drive on page 30).
7. Remove the WLAN module (see WLAN module on page 34).
8. Remove the VESA bracket/fan assembly (see VESA mounting bracket/fan assembly on page 48.
9. Remove the heat sink (see Heat sink on page 41).
10. Remove the processor (see Processor on page 43.
11. Remove the hard drive cage (see Hard drive cage on page 53.
12. Remove the I/O bracket (see I/O bracket on page 52.
13. Remove the rear I/O cover (see Rear I/O cover on page 47.
54 Chapter 4 Removal and replacement procedures