Chapter 5: Advanced Serverboard Setup

5-11 Onboard Indicators

LAN1/LAN2 LEDs

The Ethernet ports (located beside the VGA port) have two LEDs. On each Gb LAN port, the right LED (when facing the port) indicates activity while the left LED may be green, orange or off to indicate the speed of the con- nection. See the table on the right for the functions associated with the left (connection speed) LED.

LAN1/2: Left LED

(Connection Speed Indicator)

LED Color

 

Defi nition

Off

 

10 MHz

 

Green

 

100 MHz

 

Amber

 

1 GHz

 

 

 

 

+3.3V Standby LED

When illuminated, the DP1 LED indi- cates that +3.3V standby power from the power supply is being supplied to the serverboard. DP1 should normally be illuminated when the system is con- nected to AC power, whether turned on or not. DP1 will fl ash on and off when the system is in an S1, S3 (Suspend to RAM) or S4 (Suspend to Disk) state.See the table on the right for DP1 LED states.

 

 

+3.3V Standby LED

 

 

(DP1)

 

 

State

System Status

On

 

Standby power present on

 

 

 

serverboard

Off

 

No power connected

 

Flashing

 

System in standby state

 

 

 

 

SAS Activity LEDs

The SAS Activity LED indicators (DS1-DS8) indicate the activity status of SAS ports (0-7). See the table on the right for pin defi nitions.

SAS Activity LEDs

(DS1-DS8)

DS#

Defi nition

DS# Defi nition

DS1

 

SAS0:Act

 

DS5

SAS4:Act

DS2

 

SAS1:Act

 

DS6

SAS5:Act

 

 

DS3

 

SAS2:Act

 

DS7

SAS6:Act

 

 

DS4

 

SAS3:Act

 

DS8

SAS7:Act

 

 

 

 

 

 

 

 

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SUPER MICRO Computer AS 1020C-3 user manual Onboard Indicators, LAN1/LAN2 LEDs, +3.3V Standby LED, SAS Activity LEDs