Supermicro SuperServer SYS-110D-4C-FRAN8TP User Manual page 53

Intel RAID Key Header
The JRK1 header allows you to enable RAID functions for NVMe connections. Refer to the
table below for pin definitions.
JOPPS
JOPPS is reserved for One Pulse Per Second.
JSDP1
JSDP1 is reserved for time synchronization.
LAN Activity LED Headers
JLANLED1_1 is the activity LED header for LAN3 and LAN4. JSPFLED1 is the activity LED
header for LAN7 and LAN8. JTGLED2 is the activity LED header for LAN5 and LAN6.
M.2 Slot
This motherboard has one M.2 slot (JMD1). M.2 was formerly known as Next Generation
Form Factor (NGFF) and serves to replace mini PCIe. M.2 allows for a variety of card sizes,
increased functionality, and spatial efficiency. The M.2 slot on the motherboard supports PCIe
3.0 x4/SATA SSD cards in the 2242 and 2280 form factors.
NVMe I C Header
2
Connector JNVI C1 is a management header for the Supermicro AOC NVMe PCIe peripheral
2
cards. Connect the I C cable to this connector.
2
Intel RAID Key Header
Pin Definitions
Pin# Defintion
1 GND
2 PU 3.3 V Stdby
3 GND
4
PCH RAID KEY
JLANLED1_1/JSPFLED1/JTGLED2
Pin Definitions
Pin# Definition Pin#
1 +3.3 V Stdby 2
3 +3.3 V Stdby 4
53
Chapter 4: Motherboard Connections
Definition
NIC3 Activity LED
NIC4 Activity LED