SUPER MICRO Computer 1.0a user manual Onboard Indicators, Dedicated Ipmi LAN LEDs

Chapter 5: Advanced Serverboard Setup

5-10 Onboard Indicators

LAN LEDs

The Ethernet ports (located beside the VGA port) have two LEDs. On each Gigabit LAN port, one LED indicates activity when blinking while the other LED may be green, 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.

Activity LED Link LED

LAN LED

Connection Speed Indicator

LED Color	Definition
Off	No connection or 10 Mb/s
Green	100 Mb/s
Amber	1 Gb/s

Link LED Activity LED

Dedicated IPMI LAN LEDs

In addition to LAN1 and LAN2, a dedi- cated IPMI LAN is located on the I/O backpanel. The amber LED indicates activity, while the Link LED indicates the speed of the connection. See the tables at right for more information.

LE1

An Onboard Power LED is located at LE1 on the serverboard. When this LED is lit the system is on. Be sure to turn off the system and unplug the power cord before removing or install- ing components. See the table at right for more information.

UID LED

The rear UID LED is located at the I/O backplane. This LED is used in conjunction with the rear UID switch to provide easy identification of a system that might be in need of service.

IPMI LAN Activity Indicator

Color	Status	Defi-
nition
Amber	Flashing	Active
IPMI LAN Indicator
LED Color	Definition
Off	No Connection or 10
	Mb/s
Green	100 Mb/s

Onboard PWR LED Indicator

LED Color	Definition
Off	System Off/Power cable
	not connected
Green	System On

UID LED

Color/State	OS	Status
Blue: On	Windows	Unit Identified
Blue:	Linux	Unit Identified
Blinking

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