System board layout
1. CPU socket connector 2. CPU fan connector
3. Internal speaker connector 4. Memory module connectors
5. M.2 WLAN connector 6. Power switch connector
7. Hard drive connector 8. M.2 SSD connector
9. Coin cell battery 10. Service Mode Jumper
11. Clear password jumper 12. Clear CMOS jumper
13. DP/VGA connector (optional) 14. PS/2 serial connector (optional)
26 Removing and installing components