3com 5108M-TP Manuel D’Utilisation

Introduction 1 - 11

assigned. The channel check sequence repeats five times. Table 1-6 explains
the channel check codes.

The LED/Channel Check button and the Controller Module are explained in
more detail in the ONline Controller Module Installation Guide.

The ONline Ethernet Network Management Module

The ONline Network Management Module provides remote network
management capabilities for the ONline System Concentrator and its
modules. The Management Module can also remotely override the
following dip switch settings of the 10BASE-T Module:

❑

enable/disable each port

(SET PORT 6.5 MODE ENABLE)

❑

enable/disable Link Integrity for each port

(SET PORT 3.2 LINK_INTEGRITY ENABLE)

❑

set Squelch to high level or low level per port

(SET PORT 5.1 SQUELCH LOW)

❑

enable/disable crossover mode for port 8

(SET MODULE 5 CROSSOVER DISABLE)

Table 1-6. Channel Check Codes

LED State

Channel Configuration

1 Blink

Module is configured for channel 1

2 Blinks

Module is configured for channel 2

3 Blinks

Module is configured for channel 3

Off

Isolated (module operates independent of any
channel)