Nortel Networks 2500 Series manual Normal power-up sequence

338Troubleshooting

WARNING

Avertissement

Pour éviter tout risque d’électrocution, ne jamais retirer le capot de l’appareil. Cet appareil ne contient aucune pièce accessible par l’utilisateur.

WARNING

Advertencia

A fin de evitar daños personales por corrientes eléctricas peligrosas, no desmonte nunca la cubierta superior de este dispositivo. Los componentes internos no son reparables por el usuario.

WARNING

Avvertenza

Per evitare lesioni fisiche dovute a scariche pericolose di corrente, non rimuovere mai il coperchio superiore del dispositivo. I componenti interni non possono essere manipolati dall’utente.

Normal power-up sequence

In a normal power-up sequence, the LEDs appear as follows:

1.After power is applied to the switch, the Pwr (Power) LED turns on within 5 seconds.

2.The switch initiates a self-test, during which the port LEDs display various patterns to indicate the progress of the self-test.

3.After the self-test, the remaining port LEDs indicate their operational status, as described in the following table.

Nortel Ethernet Routing Switch 2500 Series

Overview — System Configuration

NN47215-500 (323162-B) 02.02 Standard

4.1 19 November 2007

Copyright © 2007, Nortel Networks