System-board assembly connectors
The following illustrations show the internal connectors on the system-board assembly.
Processor and DIMM slot numbering
The following illustration shows the location of the DIMM slots numbering on the system-board assembly.
Figure 1. Processor and DIMM slot numbering
Internal connectors on system-board assembly
The following illustration shows the connectors on the system-board assembly.
Figure 2. Internal connectors on system-board assembly
| 1 Drive 0, 2 / PCIe riser 2 PCIe x16 connector | 11 TCM connector |
| 2 Drive 4 connector | 12 Serial log connector |
| 3 Drive 5 connector | 13 Sideband connector |
| 4 Power distribution board connector | 14 MicroSD card socket (reserved) |
| 5 Drive 0, 2 power connector / aux power connector | 15 PHY connector (for cable linking system I/O board and FIO board) |
| 6 Aux power connector | 16 FIO connector (for cable linking system I/O board and FIO board) |
| 7 (PCIe x16 MCIO 3 connector, reserved) | 17 COM port connector |
| 8 (PCIe x16 MCIO 4 connector, reserved) | 18 Drive 1, 3 connector / PCIe riser 1 PCIe x16 connector |
| 9 PCIe riser 2 power connector | 19 CMOS battery holder |
| 10 (PCIe x16 MCIO 2 connector, reserved) | 20 (PCIe x16 MCIO 1 connector, reserved) |
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