2.9 LED Indicators
LAN LEDs
Two LAN ports (LAN1, LAN2) are located on the I/O back panel of the motherboard. Each
Ethernet LAN port has two LEDs. The green 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.
LAN1/2 Activity LED (Right)
LED State
Color
Status
Green
Flashing
M.2 LED
An 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.
ASpeed
AST2500
LEDBMC
SP1
USB2/3
USB4/5
JBT1
JIPMB1
I-SGPIO2
I-SATA2
Intel
C621
I-SATA3
I-SATA4
I-SATA5
I-SATA6
3
I-SATA7
JSD1
Definition
Active
M.2
LED State
LED Color
Green: Blinking
2
VGA
LAN2
JLAN2
MH10
MH11
BT1
BAR CODE
MAC CODE
IPMI CODE
M.2 PCI-E 3.0 X4
LE3
FAN3
LEDPWR
JF1
59
LAN1/2 Link LED (Left)
LED State
LED Color
Green
Yellow/Amber
Definition
Device Working
1
1. LAN1 LED
COM1
2. LAN2 LED
LAN1
IPMI_LAN
JLAN1
USB0/1
3. M.2 LED
CPU
Chapter 2: Installation
Definition
100 Mbps
1 Gbps