Service Manual

System-board components

1. top-chassis fan (TOP_FAN) 2. processor-cooling assembly pump-fan connector

(PUMP_FAN)

3. processor-fan connector (CPU_FAN) 4. memory-module slot 1 (XMM1)

5. memory-module slot 2 (XMM2) 6. memory-module slot 3 (XMM3)

7. memory-module slot 4 (XMM4) 8. front-chassis fan connector (FRONT_FAN)

9. SATA 6 Gbps drive connector (SATA1) 10. SATA 6 Gbps drive connector (SATA2)

11. SATA 6 Gbps drive connector (SATA3) 12. SATA 6 Gbps drive connector (SATA4)

13. solid-state drive slot (M.2 SSD) 14. CMOS reset jumper (CMOS JUMPER)

15. Password reset jumper (PASSWORD JUMPER) 16. PCI-Express x16 mechanical/x8 electrical slot (SLOT4)

17. LED controller connector (LED_CONTROLLER) 18. PCI-Express x4 slot (SLOT3)

19. PCI-Express x4 slot (SLOT2) 20.PCI-Express x16 mechanical/x8 electrical slot (SLOT1)

21. graphics-card power connector (GPU_POWER) 22.wireless-card slot (M.2 WIFI)

23. processor socket (CPU1)