18
Chapter 1: Introduction
LED
Description
State: Status
LE3
Power LED
LED On: Onboard Power On
LE4
M.2 _P1 Heartbeat LED
Blinking Green: M.2 device normal
LE6
Unit Identifier (UID) LED
Solid Blue: Unit Identified
LE7
M.2 _P2 Heartbeat LED
Blinking Green: M.2 device normal
LEDM1
BMC Heartbeat LED
Blinking Green: BMC Normal
Connector
Description
S-SGPIO2
Serial Link General Purpose I/O connection header (for S-SATA4/5 SuperDOM
support)
SUM-13/14
BMC firmware
SUM-15/16
System BIOS
USB0/1 (2.0) (J35)
Front Accessible USB header with two USB 2.0 connections
USB2/3 (3.0)
(JUSBRJ45)
Rear I/O USB Port 2/ Port 3 (USB 3.0)
UID (JUIDB1)
Unit Identifier (UID) button
VGA (JVGA1)
Rear VGA port on the I/O back panel
VROC (JRK1)
Intel VROC key header for NVMe RAID support (See the note below.)