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Chapter 4: Motherboard Connections
VROC RAID Key Header
A VROC
RAID Key header is located at JRK1 on the motherboard. Install a VROC RAID
Key on JRK1 for NVMe RAID support as shown in the illustration below. Please refer to the
layout below for the location of JRK1.
Intel VROC Key
Pin Definitions
Pin#
Definition
1
Ground
2
3.3V Standby
3
Ground
4
PCH RAID Key
VROC Key
VROC Key Header (JRK1)
Note:
The graphics contained in this user's manual are for illustration only. The components
installed in your system may or may not look exactly the same as the graphics shown in the
manual.
VRM SMBus Header
JVRM1 is a voltage regulator module (VRM) SMBus header. Use this header to program the
CPU and memory VRM controllers.
SMBus Header for Riser Card
The SMBus Header for the riser card is located at JRSI2C1 on the motherboard. Please
refer to the layout below for the location of JRSI2C1.
CPU VPP Bus Header for Backplane NVMe Riser Card Device
The CPU VPP Bus header for the riser card is located at JNVVPP1 on the motherboard.
Please refer to the layout below for the location of JNVVPP1.
