Supermicro SuperServer SYS-E200-12D-10C User Manual page 37

Overheat/Power Fail/Fan Fail LED
When the light for LED3 is solid red, it means overheating. When the LED is blinking red, it
means a power failure or fan failure. Refer to the table below for more information
RJ45 LAN LEDs
There are two LAN ports (LAN1/LAN2) on the I/O back panel of the motherboard. Each
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.
LAN Activity LED for 10GbE (Left)
LED State
Color Status
Yellow Flashing
SFP28 LAN LEDs
Two 25G LAN ports (LAN3/LAN4) that support SFP28 are also located on the rear I/O panel.
Refer to the tables below for the LED status.
LAN Activity LED (Right)
LED State
Color Status
Green Flashing
Overheat/Power Fail/Fan Fail LED
Indicator
LED Color Definition
Solid Red Overheat
Blinking Red Power Failure/Fan Failure
Definition
Active
Definition
Active
37
Chapter 3 Motherboard Connections
LAN Link LED for 10GbE (Right)
LED State
LED Color Definition
Off 100 Mbps
Amber 1 Gbps
Green 10 Gbps
LAN Link LED (Left)
LED State
LED Color Definition
Green 25 Gbps
Yellow 10 Gbps