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2.10 LED Indicators
LAN LEDs
Two LAN ports (LAN1 and LAN2) are located on the I/O back panel of the motherboard.
Each Ethernet LAN port has two LEDs. The yellow LED indicates activity, while the other
Link LED may be green, amber, or off to indicate the speed of the connection. Refer to the
tables below for more information.
LAN1/LAN2 Activity LED (Left)
LED State
Color
Status
Yellow
Flashing
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.
2
JUIDB1
UID-LED
LAN
JBT1
CTRL
PCH
LED6301
BMC
JTPM1
M.2-PCH
JCOM1
JFP1
FAN3
JPWR2
JPWR3
LED1
I-SGPIO1
Definition
Active
UID-LED
LED Indicator
LED Color
Blue: On
1
VGA
BT1
LAN
CTRL
JNVME3
LAN1/2
LAN3
USB 0/1 (3.0)
CLOSE 1st
CPU
OPEN 1st
FAN1
JPWR1
FAN2
49
LAN1/LAN2 Link LED (Right)
LED State
LED Color
Definition
Off
No Connection/10 Mbps
Amber
1 Gbps
Green
100 Mbps
Definition
Unit Identified
1. LAN1/LAN2 LEDs
2. UID LED
Chapter 2: Installation
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