Supermicro H8DMU+ User Manual download pdf (Page 39)

Chapter 2: Installation

2-19

2-8 Onboard Indicators

LAN1/LAN2 LEDs

The Ethernet ports (located beside

the VGA port) have two LEDs. On

each Gb LAN port, one LED indicates

activity when blinking while the other

LED may be amber or off to indicate

the speed of the connection. See

the table on the right for the func-

tions associated with the connection

speed LED.

LAN LED

(Connection Speed Indicator)

LED Color Deﬁ nition

Off 10/100 MHz

Amber 1 GHz

Onboard Power LED (DP4)

DP4 is an Onboard Power LED. When

this LED is lit, it means power is pres-

ent on the serverboard. In suspend

mode this LED will blink on and off. Be

sure to turn off the system and unplug

the power cord(s) before removing or

installing components.

UID LED (LE1)

The LE1 LED will illuminate when the

UID button is pressed. Pressing the

button a second time will turn this

LED off. The UID LED is used to

help locate speciﬁ c servers in heavily

populated server racks.

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Supermicro H8DMU+ User Manual Page 39