System-board connectors

This section contains information on the internal connectors on the system board.

Table 1. System-board connectors

1Firmware and RoT security module connector	16Node sideband connector
2OCP signal connector	17(Reserved)
3PCIe riser slot 1 connector (Gen5)	18NVMe 0-1 connector (Gen5)
4RAID signal connector	19SATA connector
5OCP power and sideband connector	20PCIe riser slot 1 connector (Gen5)
6Power bus bar connector	21CMOS battery socket
7RAID power connector	22M.2 bay 0
8Fan 1 connector	23M.2 bay 1
9 (Reserved)	24MicroSD card socket
10Fan 2 connector	25Serial connector
11Backplane power connector	26External diagnostic handset connector
12Fan 3 connector	27USB connector
13PCIe riser power connector	28Rear I/O signal connector
14Fan 4 connector	29VGA connector
15P12V AUX power connector