Dell OptiPlex 5055 Ryzen APU Tower Owner's Manual

System board layout

This chapter explains about the motherboard's layout with name and location of its connectors.

1. PCI-eX4(wire x2) Connector (Slot4)
2. PCI-eX1 Connector (Slot3)
3. PCI-eX16(wire x8) Connector (Slot2)
4. PCI-eX1 Connector (Slot1)
5. VGA Daughter Board Connector (VGA)
6. Intrusion Switch Connector (INTRUDER)
7. System Fan Connector (FAN_SYS)
8. Processor Socket
9. CPU Power Connector (ATX_CPU)
10. CPU Fan Connector (FAN_CPU)
11. Battery Connector (BATTERY)
12. Memory Connector (DIMM1~DIMM4)
13. Card Reader Connector (Card Reader)
14. Power Switch Connector (PWR_SW)
15. M.2 Connector (M.2 SSD)
16. SATA 1 Connector (White Color)
17. Internal Speaker Connector (INT_SPKR)
18. SATA 3 Connector (Black Color)
19. ATX Power Connector (ATX_SYS)
20. HDD_ODD_Power Cable Connector (SATA PWR)
21. SATA 2 Connector (Black color)
22. SATA 0 Connector (Blue color)
23. LPC_Debug1
24. CMOS_CLR/Password/Service_Mode Jumper (JMP1)