Led Indicators - Supermicro H12DGQ-NT6 User Manual

H12DGQ-NT6 User's Manual

2.7 LED Indicators

Front Power LED
When this LED is lit, it means system is in power-on state, and the onboard power status is
ok. Turn off the system and unplug the power cord before removing or installing components.
BMC Heartbeat LED
A BMC Heartbeat LED is located at LEDM1 on the serverboard. When LEDM1 is blinking,
BMC functions normally. See the table below for more information.
Unit Identified LED
The front UID LED is located next to the UID switch. The UID indicators provide easy
identification of a system unit that may be in need of service.
BMC LAN Port LEDs
A dedicated BMC LAN is located on the rear I/O panel and has two LED indicators. The
LED on the right indicates connection and activity, while the LED on the left indicates the
speed of connection. The Link LED may be green, amber, or off to indicate the speed of
the connection. Refer to the tables below for more information.
Front Power LED Indicator
LED Color Definition
Off System Off (power cable not connected)
Green System On, Power OK
BMC Heartbeat LED States
Color State
Green Solid On
Green Blinking
Green Fast Blinking
UID LED Status
LED State Status
Solid On Local Unit Identified
Blinking Remote Unit Identified
Link LED, Connection Link,
Speed Indicator
LED Color Definition
Amber 1 Gb/s
Green 100 Mb/s
Off 10 Mb/s
Activity LED
Color State
None No Connection
Yellow Solid On
Yellow Flashing
Definition
BMC is not ready.
BMC Normal
BMC: Initializing
Definition
Link
Active
38
Activity LED
Link LED