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Chapter 4: Motherboard Connections
4.5 LED Indicators
LAN LEDs
The LED on the right indicates activity, and the LED on the left indicates the speed of the
connection. Refer to the tables below for more information.
1G LAN Link Indicator
LED Settings
LED Color
Definition
Off
No Connection
Amber
100Mbps/10Mbps
Green
1 Gbps
1G/10G LAN Activity Indicator
LED Settings
Color
Status
Definition
Yellow
Flashing
Active
10G LAN Link Indicator
LED Settings
LED Color
Definition
Off
No Connection
Amber
5Gbps/2.5Gbps/
1Gbps/100Mbps
Green
10 Gbps
Power LED
An Onboard Power LED is located at LED1 on the motherboard. When LED1 is on, the AC
power cable is connected. Make sure to disconnect the power cable before removing or
installing any component. Refer to the layout below for the location of LED.
Power LED Indicator
LED Status
Status
Definition
Off
System Off
On
System on, or
System off, and
PWR Cable Connected
M.2 LED
Three M.2 LEDs are provided and indicated the status of connected M.2 devices. When a M.2
LED is blinking, its corresponding M.2 device is functioning normally. These LEDs are located
nearby the corresponding M.2 sockets. Refer to the table below for the status information.
M.2 LED State
LED Color
Definition
Green: On
Device detected
Green: Blinking
Device Working
BIOS POST Code LED
LED4 is made up of two alpha-numeric displays that will display a status or
BIOS POST code, when the motherboard is powered on. For more information,
https://www.supermicro.com/manuals/other/AMI_AptioV_BIOS_POST_
.
