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Chapter 4: Motherboard Connections
SuperServer 1019S-MC0T User's Manual
LAN1/2 LEDs
The Ethernet ports (located beside the VGA port) have two LEDs. On each port, one LED
indicates activity when flashing while the other LED may be green, amber or off to indicate
the speed of the connection.
LAN1/2 LED
(Connection Speed
Indicator)
LED Color
Definition
Off
100 Mb/s
Amber
1 Gb/s
Green
10 Gb/s
Dedicated IPMI LAN LEDs
A dedicated IPMI LAN is also included on the motherboard. The amber LED on the right of
the IPMI LAN port indicates activity, while the green LED on the left indicates the speed of
the connection. See the table below for more information.
IPMI LAN LEDs
Color
Status
Definition
Off
Off
No
Connection
Green:
Solid
Link/Speed
(Left)
100 Mb/s
Amber
Blinking
Activity
(Right)
Active
IPMI LAN
Activity LED
Link LED
LAN 1/LAN 2
IPMI LAN
(X8ST3-F)
4.5 LED Indicators
UID LED
LED Indicator
LED Color
Definition
Blue: On
Unit Identified
Unit ID LED
A rear UID LED indicator at LE1 is located near the UID switch on the I/O back panel. This
UID indicator provides easy identification of a system.unit that may need service.
M.2 LED State
LED Color
Definition
Green:
Blinking
Device is working
M.2 LED
The M.2 LED is located at LE3 on the motherboard. When LE3 is blinking, M.2 functions
normally. Refer to the table below for more information
Onboard Power LED
LEDPWR is an Onboard Power LED. When this LED is lit, it means power is present on the
motherboard. In suspend mode, this LED will blink on and off. Be sure to turn off the system
and unplug the power cord(s) before removing or installing components.
Onboard Power LED Indicator
LED Color
Definition
Off
System Off (power cable not connected)
Green
System On
BMC Heartbeat LED
LEDBMC is the BMC heartbeat LED. When the LED is blinking green, BMC is functioning
normally. See the table below for the LED status.
BMC Heartbeat LED Indicator
LED Color
Definition
Green:
Blinking
BMC Normal
SAS Activity
LED Indicator
LED Color
Definition
Green:
Blinking
SAS Active
Red
SAS Error
SAS Activity LED
A SAS Activity LED is located at LEDS1. When LEDS1 flashes, it indicates activity on a SAS
port.