Nortel-networks Media Dependent Adapter Uživatelský manuál stáhnout pdf (Strana 11)

Table 3. 1000BASE-SX MDA Components

Item Label Description

1 Link Communication link LEDs (green):

On: Valid communications link.

Off: The communications link

connection is bad or there is no

connection to this port.

Blinking: The corresponding port

is management disabled.

2 Phy Select Phy Selection LEDs(green):

On: The corresponding Phy port is

selected.

Off: The corresponding Phy port is

in backup mode.

3 Activity Port activity LEDs (green):

Blinking: Indicates network activity

level for the corresponding port. A

high level of network activity can

cause LEDs to appear to be on

continuously.

4 1000BASE-FX SC port connectors.

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 17

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Nortel-networks Media Dependent Adapter Uživatelský manuál Strana 11