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4.5 LED Indicators
Unit ID LED
A rear UID LED indicator (UID-LED) 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.
LAN LEDs
Two Ethernet LAN ports are located in the I/O back panel. Each LAN port has two LEDs. The
activity LED blinks yellow. The link LED may be green, amber or off to indicate the speed of
the connections. Refer to the tables below for more information.
1Gbit LAN Link LED
Definition
Color
Off
No Connection
Amber
100Mbps/10Mbps
Green
1 Gbps
IPMI LAN LEDs
In addition to LAN1 and LAN2, an IPMI LAN is also located on the I/O back panel. The amber
LED on the right indicates activity, while the green LED on the left indicates the speed of the
connection. Refer to the table below for more information.
LAN 1/LAN 2
IPMI LAN
Link LED
Activity LED
IPMI LAN
(X8ST3-F)
Chapter 4: Motherboard Connections
UID LED
LED Indicator
Definition
LED Color
Unit Identified
Blue: On
LAN 1/LAN 2
LAN
Link LED
Activity LED
IPMI LAN
(X8ST3-F)
10Gbit LAN Link LED
Definition
Color
Off
No Connection
Amber
5Gbps/2.5Gbps/1Gbps/100Mbps
Green
10 Gbps
IPMI LAN LEDs
Color/State
Green: Solid
Link (left)
Amber: Solid
Activity (Right)
Amber: Blinking
69
Definition
100 Mbps
1Gbps
Active
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