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Chassis LED responses at startup

Network connection LEDs

About this section  Top

This section describes the LED responses for the network connections supported by your R100 chassis. For each of the following types of network connections, the location of the LEDs is identified and the LED functionality is described:

Onboard 10Base-T/100Base-TX Ethernet port LEDs  Top

Location of LEDs

The onboard 10Base-T/100Base-TX Ethernet port has two LEDs, as shown in the following illustration.

Description of LEDs

The following table describes the LEDs for the onboard 10Base-T/100Base-TX Ethernet port.

LEDs

State of illumination

Indicates...

Green

On

Valid network connection.

Off

No Ethernet connection is present.

Amber

On

Transmitting and receiving data.

Off

Idle.

100Base-TX/
1000Base-T NIC LEDs  Top

Location of LEDs

The 100Base-TX/1000Base-T NIC has one port and four LEDs, as shown in the following illustration.

Description of LEDs

The following table describes the LEDs on the 100Base-TX/1000Base-T NIC.

LEDs

State

Indicates...

Top (not labeled)

N/A

Not used.

LNK

On

Valid network connection. For some devices, the LED can take several seconds to light up.

Off

Link to network is not present.

ACT

On

Sending or receiving data.

Off

Idle.

Bottom (not labeled)

Amber

Operating at 1000 Mbps.

Green

Operating at 100 Mbps.

1000Base-SX fiber NIC LEDs  Top

Location of LEDs

The 1000Base-SX fiber NIC has one port and four LEDs, as shown in the following illustration.

Note
The R100 chassis uses only the TX, RX, and LINK LEDs.

Description of LEDs

The following table describes the LEDs on the 1000Base-SX fiber NIC.

LED

State

Indicates...

TX

On

Transmitting data.

Off

Idle.

RX

On

Receiving data.

Off

Idle.

LINK

On

Valid network connection.

Off

Connections need to be checked.

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