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Chapter 4 Motherboard Connections
RAID Key Header
A VROC RAID Key header is located at JRK1. It supports VMD used in creating optional
advanced NVMe RAID configurations. See the VROC appendix for details.
RAID Key Header
Pin Definitions
Pin#
Definition
1
Ground
2
3.3V Standby
3
Ground
4
PCH_RAID_KEY
I-SATA 3.0 Port
(for SBI-420P-1T3N)
The motherboard has one SATA 3.0 port (I-SATA1), which is supported by the Intel C621A
PCH. Connect this port to the AOM-SB1-SATA31 add-on module.
HDD2 SATA Activity LED Connector
(for SBI-420P-1T3N)
JLED is a 3-pin connector used to indicate the status of HDD2 SATA Activity. Connect JLED
to the AOM-SB1-SATA31 add-on module to show HDD2 SATA activity.