Nortel Networks 350 Figure B-2 BASE-FX MDA Front Panels, Table B-2 100BASE-FX MDA Components

Media Dependent Adapters

1 2

100BASE-FX100BASE-FX

TX RX TX RX

Link

F Dx

Activity

400-2FX MDA

4 3

1

Link	2
F Dx
Activity
400-4FX MDA

4 3

BS35043A

Figure B-2. 100BASE-FX MDA Front Panels

Table B-2 describes the 100BASE-FX components and LEDs.

For installation instructions, see “ Installing an MDA” on page B-11.

Table B-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.

(continued)

304376-B Rev 00 B-5