Led Indicators - Supermicro SuperServer SYS-741P-TR User Manual

4.5 LED Indicators

Unit ID LED
The rear UID LED indicator is located at LED6. This UID indicator provides easy identification
of a system that may need service.
LAN LEDs
Two LAN ports (LAN1 and LAN2) are located on the rear I/O 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
BMC LAN LEDs
In addition to LAN1 and LAN2, a BMC LAN is also located on the rear I/O panel. The LED
on the right indicates activity, and the LED on the left indicates the speed of the connection.
Refer to the table below for more information.
M.2 LED Indicators
Two M.2 LED indicators are located at LED4 and LED7 on the motherboard. When LED4 is
blinking, M.2-C1 functions normally, while LED7 is blinking, M.2-C2 functions properly.
UID LED
LED Indicator
LED Color Definition
Blue: On System Identified
Definition
Active
BMC LAN LEDs
Color/State
Green: Solid
Link (Left)
Amber: Solid
Activity (Right) Amber: Blinking
M.2 LED State
LED Color
Green: Blinking
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Chapter 4: Motherboard Connections
LAN1/2 Link LED (Left)
LED State
LED Color Definition
Green 10Gbps (X13DEI-T only)
Yellow/Amber 1Gbps
Definition
100 Mbps
1Gbps
Active
Definition
M.2 device working