TMPart No. 302403-C Rev 00June 1999 Installing Media Dependent Adapters (MDA)s302403-C.mkr Page -1 Monday, May 24, 1999 4:30 PM

8There are four 100BASE-FX MDA models:• 400-2FX MDANot supported on the Accelar Series Modules (see Table 2 on page 2)• 8100-2FX MDASupports BayStack

9Figure 2. 100BASE-FX MDA Models (1 of 2)BS45071ARXTX100BASE-FXRXTX100BASE-FXActivityLinkF Dx8100-2FX MDA34218100-2FX MDARXTX100BASE-FXRXTX100BASE-FX

10Figure 3. 100BASE-FX MDA Models (2 of 2)Table 4 describes the 100BASE-FX MDA components and LEDs.BS45072AActivityLinkF Dx400-4FX MDA3421400-4FX MDA

11For installation instructions, see “Installing an MDA” on page 22.Table 4. 100BASE-FX MDA DescriptionItem Label Description1 Link Communications li

121000BASE-SX MDAsWarning: This is a Class 1 Laser/LED product. It contains a laser light source that can injure your eyes. Never look into an optica

13Avvertenza: Questo è un produtto laser/LED di Classe 1 e contiene una sorgente luminosa a laser che può danneggiare gli occhi. Non guardare mai al

14There are two 1000BASE-SX (shortwave gigabit) MDA models (Figure 4):Figure 4. 1000BASE-SX MDA Front Panels1000BASE-SXTX RXPhyLinkActivity450-1SX MD

15• The 450-1SR MDA is a single MAC MDA with a separate redundant Phy (backup Phy port). Only one Phy port can be active at any time. If the active P

16For installation instructions, see “Installing an MDA” on page 222Phy(or)Phy SelectPhy status LEDs (green):On: The corresponding Phy port is active

171000BASE-LX MDAsWarning: This is a Class 1 Laser/LED product. It contains a laser light source that can injure your eyes. Never look into an optica

© 1999 by Nortel Networks, Inc.All rights reserved.TrademarksNortel Networks is a registered trademark and BayStack is a trademark of Nortel Networks

18Avvertenza: Questo è un produtto laser/LED di Classe 1 e contiene una sorgente luminosa a laser che può danneggiare gli occhi. Non guardare mai al

19There are two 1000BASE-LX (longwave gigabit) MDA models:Figure 5. 1000BASE-LX MDA Front Panels1000BASE-LXTX RXPhyLinkActivity450-1LX MDABS45045A342

20• The 450-1LR MDA is a single MAC MDA with a separate redundant Phy (backup Phy port). Only one Phy port can be active at any time. If the active P

21Table 6. 1000BASE-LX MDA DescriptionItem Label Description1 Link Communication link LEDs (green):On: Valid communications link.Off: The communicati

22Installing an MDAThe Uplink Module slot on supported BayStack and Accelar switches can accommodate a single MDA. The connection can be either an RJ

23Figure 6. Installing an MDA4. Press the MDA firmly into the Uplink Module slot.Be sure that the MDA is fully seated into the mating connector.5. Se

24After connecting the port cables, follow the instructions in that guide to connect power and verify the installation.Replacing an MDA with a Differ

251000BASE-LX Multimode ApplicationsFor 1000BASE-LX multimode applications, the longwave gigabit transceivers must be mode conditioned externally via

1IntroductionThis guide shows how to install media dependent adapters (MDAs) into supported Nortel Networks products. Table 1 lists the available MDA

2Table 2. Supported ProductsModelBayStack3501/4501BayStack 350 10/100/1000 Series switches only.BayStack410Accelar8132TX400-4TX MDAYes Yes No400-2FX

310/100BASE-TX MDAsThere are two 10/100BASE-TX MDA models (Figure 1):Figure 1. 10/100BASE-TX ModelsBS45042B400-4TX MDAActivity10010F Dx145 32400-4TX

4• 400-4TX MDANot supported on the Accelar Series Modules (see Table 2 on page 2)• 8100-4TX MDASupports BayStack 350/450, BayStack 410, and Accelar S

5Table 3. 10/100BASE-TX MDA Item Label Description1100 100BASE-TX port status LEDs (green):On: The corresponding port is set to operate at 100 Mb/s.

6For installation instructions, see “Installing an MDA” on page 22.100BASE-FX MDAs4 Activity Port activity LEDs (green):Blinking: Indicates the netwo

7Avertissement: L’équipement à fibre optique peut émettre des rayons laser ou infrarouges qui risquent d’entraîner des lésions oculaires. Ne jamais