IBM Nortel 10 manual LEDs, Tx/Rx

LEDs

In addition to the OK and GbE switch module error LEDs on the information panel, each external port on the GbE switch module has a TX/RX LED and a LINK LED. The following illustration shows the LEDs on the GbE switch module. A description of each LED follows the illustration.

RS232

LINK

OK

Switch module error

1

TX/RX

LINK

2

TX/RX

LINK

3 Link

TX/RX

TX/RX	LINK
	4
	TX/RX

3

4

Note: An amber LED is lit when a system error or event has occurred. To identify the error or event, check the management module event log. For additional information, see Chapter 8, “Solving problems,” on page 39.

OK: When this green status LED is lit, it indicates that the GbE switch module has passed the power-on self-test (POST) with no critical faults and is operational.

Switch module error: When this amber status LED is lit, it indicates that the GbE switch module has a fault. If the GbE switch module fails the POST or detects an operational fault, this LED is lit.

Note: When this LED is lit, the system-error LED on the BladeCenter unit is also lit.

Link: When this green link status LED is lit on a port, it indicates that there is a connection (or link) to a device on that connector.

TX/RX: When this green activity LED flashes on a connector, it indicates that data is being transmitted or received (that is, activity is occurring) between

6Nortel 10 Gigabit Uplink Ethernet Switch Module: Installation Guide