Nortel Networks 450 - Manual (Page 251)

Media Dependent Adapters
302401-D Rev 00 C-5
For installation instructions, see “Installing an MDA ” on page C-11 .
Table C-2. 100BASE-FX MDA Components
Item Label Description
1 Link Communications link LEDs (green):
On: Valid communications link established.
Off: The communications link connection is bad or there is no connection to this
port.
Blinking: The corresponding port is management disabled.
2 F Dx Full-duplex port status LEDs (green):
On: The corresponding port is in full-duplex mode.
Off: The corresponding port is in half-duplex mode.
3 Activity Port activity LEDs (green):
Blinking: Indicates the network activity level for the corresponding port. A high
level of network activity can cause LEDs to appear to be on continuously.
4 100BASE-FX port connectors:
•
Model 400-2FX uses SC connectors.
• Model 400-4FX uses MT-RJ connectors.
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