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Chapter 4: Motherboard Connections
RAID Key Header
A RAID Key header is located at JRK1 on the motherboard. It supports VMD used in creating
optional advanced NVMe RAID configurations. (See NVMe/VROC appendix.)
Intel RAID Key
Pin Definitions
Pin#
Definition
1
Ground
2
3.3V Standby
3
Ground
4
PCH RAID Key
M.2 Slots
Two PCIe M.2 slots (M.2-P1/M.2-P2) are provided on the motherboard. It supports PCIe 3.0
x4 (32 Gb/s) SSD cards in the 2280 and 22110 form factors.
Serial Port
A serial port (COM1) is located next to the FAN1 connector on the motherboard.
PCIe Slot
One PCIe x32 expansion slot (PCIE1) is provided. It is used with a riser card.