Nortel Networks 302403-B - Manual (Page 3)

1
Introduction
This document provides procedures for installing optional
plug-in media dependent adapters (MDAs) into supported
Bay Networks products equipped with an expansion slot.
The MDAs can support high-speed connections to servers,
shared Fast Ethernet hubs, or backbone devices.
The following MDA models are available:
Note: The MDAs are not hot-swappable. Power down
the switch before installing or removing an MDA.
Type Model/Description Refer to:
10BASE-T/
100BASE-TX 400-4TX MDA --- 4-port twisted pair
RJ-45 connectors. page 2
100BASE-FX
(Fiber) • 400-2FX MDA --- 2-port
multimode fiber SC connectors.
• 400-4FX MDA --- 4-port
multimode fiber MT-RJ
connectors.
page 5
1000BASE-SX
(Shortwave
gigabit fiber) • 450-1SR MDA --- Single MAC
gigabit MDA with a separate
redundant PHY.
• 450-1SX MDA --- Single PHY
gigabit MDA.
page 10
(continued)
302403-B.mkr Page 1 Friday, January 15, 1999 2:56 PM