Led Indicators - Supermicro SuperWorkstation SYS-531A-IL User Manual

4.5 LED Indicators

LAN1/LAN2 LEDs
The LED on the left indicates the speed of the connection, and the LED on the right indicates
activity. Refer to the tables below for more information.
LAN2 Speed LED (Left)
LED State
LED Color Definition
Green 2500Mbps
Yellow 1000Mbps
Off 100/10Mbps
Power LED (PWR_LED)
An Onboard Power LED is located at PWR_LED on the motherboard. When the PWR_LED
is on, the AC power cable is connected. Make sure to disconnect the power cable before
removing or installing any component. Refer to the table below for more information.
Chapter 4: Motherboard Connections
LAN1 Speed LED (Left)
LED State
LED Color Definition
Yellow 1000Mbps
Green 100Mbps
Off 10Mbps
Power LED (PWR_LED)
LED Status
Status Definition
Off System Off
On System On
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LAN1/LAN2 Activity LED (Right)
LED State
Color Status Definition
Yellow Flashing Active