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Part No. 302403-B Rev 00 January 1999 Installing Media Dependent Adapter s (MD A)s 302403-B.mkr Page -1 Friday, Januar y 15, 1999 2:56 PM.
© 1999 by Bay Networks, Inc. All rights res e rved. T rad emarks Bay Networks i s a registered t rademark and BayStack is a trademark of Bay Networks, Inc.
1 Intr oduction This document pr ovides proced ures for i nst alli n g opt ion al plug- in med ia dep e nden t a dapter s (MD As ) into su ppor ted Bay Netw orks products equ ipped with an e xpansion s lot. The MD As can support high-speed connections to serv ers, shared F ast Ethern et hubs, or backbone de vices.
2 Bay Netwo r ks is co nsta ntl y ad di ng new mod els an d feat ur es to existin g prod uct line s; see your B a y Net work s sales representati ve for a full range of a v ailabl e MDAs.
3 Figure 1. 400-4TX MD A Fro nt Panel T able 1. 400-4TX M DA Components Item Label Description 1 100 100BASE-TX port status LEDs (green): On: The corresponding port is set to operate at 100 Mb/s. Off : The link connection is bad or there is no connection to this port.
4 The RJ-45 po rts are configu red as media-dependent interface-cro ssover (MDI- X ) connectors. These ports connect o ver straight cables to the netwo rk interface controller (NIC) card in a node or s erver , similar to a 2 10 10BASE-T por t status LEDs (green): On: The corresponding port is set to operate at 10 Mb/s .
5 con ventional Ethernet repeater h ub . If you are con necting to anoth er Ethernet hub o r Ethernet switch , you need a crossov er cable unless an MDI connection exists on the associated port of the attached de vice. The 400-4 TX MDA can operate at either 10 Mb/s or 100 Mb/s.
6 W arning: Fiber optic equipment c an emit laser or infrared light that can injure your e yes. Ne ver look into an optica l f iber or connector port. Always assume that fiber o ptic cab les are connected to a light so urce. V orsic ht: Glas faser kompo nenten können L aserlic ht bzw .
7 Advertenc ia: Los equ ipos de fibra óptica p ueden emitir rad iaciones de l áser o infrarrojas que p ueden dañar los oj o s. No mir e nun ca en el in terior de un a f ibra óp tica ni d e un puer to de cone xión. Suponga siempre qu e los cables de fibra óptica es tán conecta dos a u na fuent e lumin osa.
8 Figure 2. 100B ASE-FX MD A Front P anels Ta b l e 2 describes the 1 00B ASE-FX comp onents and LEDs. For installation instructions , see “ I nstalling an MDA ” on page 17 . RX TX 100BASE-FX RX TX 100BASE-FX Activity Link F Dx 400-2FX MDA BS45043A 3 4 2 1 Activity Link F Dx 400-4FX MDA 3 4 2 1 302403-B.
9 T able 2. 100B ASE-FX MD A Components Item Label Descript ion 1 Link Communications link LEDs (green): On: V alid communications link established. Off: The communications link connection is bad or there is no connection to this por t. Blinking: The corresponding por t is management disabled.
10 1000BASE-SX MD As There are two 1000B ASE-SX (shortwa ve gigabit) MD A models: • The 450-1SR MD A is a single M A C MD A with a separa te redu ndan t Ph y (backup Ph y port ). Only one Phy port can be acti ve at a ny time. If the acti v e Phy port fails, the redundant Phy port automa tically becomes the acti ve port.
11 Figure 3. 1000B ASE-SX MD A Front Panels Ta b l e 3 describes the 1 000B ASE-SX compon ents and LEDs. For installation instructions , see “ I nstalling an MDA ” on page 17 .
12 T able 3. 1000B ASE-SX MD A Components Item Label Descript ion 1 Link Communication link LEDs (green): On: V alid communications link. Off: T he communications link connection is bad or there is no connection to this port. Blinking: The corresponding por t is management disabled.
13 1000BASE-LX MD As There are t wo 1000B ASE-LX (longwa v e gigabit) MD A models: • The 450-1LR MD A is a single MA C MD A with a separa te redu ndan t Ph y (backup Ph y port ). Only one Phy port can be acti ve at a ny time. If the acti v e Phy port fails, the redundant Phy port automa tically becomes the acti ve port.
14 Figure 4. 1000B ASE-LX MD A Fron t P anels Ta b l e 4 describes the 1 000B ASE-LX MD A components and LEDs. For installation instructions , see “ I nstalling an MDA ” on page 17 .
15 T able 4. 1000B ASE-LX MD A Components Item Label Descript ion 1 Link Communication link LEDs (green): On: V alid communications link. Off: T he communications link connection is bad or there is no connection to this port. Blinking: The corresponding por t is management disabled.
16 1000B ASE-LX Multimode Applications For 1000B AS E-LX multimode applications, the long wa ve gigab it tr ansceiv ers mus t be mode cond itioned externally via a special of fset SMF/MMF patch cord. The o ffset SMF/MMF patch cord allo ws the same transcei ver to be used for both mu ltimode and si ngle-mod e fiber .
17 Installing an MD A The Uplink Mod ule s lot on the Ba yS tack 450 sw itches accommodates a sing le MD A. The connection can be either an R J-45 10/100B ASE-TX MD A or a f iber (100B ASE-FX or 1000B ASE-SX/LX) MD A with an SC or MT -R J connector . T o install an MDA into the Uplink Module slot, follow these steps: 1.
18 3. Insert the MD A into the chassis slot (see Figure 5 ) taking car e to slide the MD A onto the gu ides pro vided on the chass is. Figure 5. Insta lling an MD A 4. Press the MD A fi rmly into the c hassis sl ot. Be su re that the MD A is fully seated into the m ating connector .
19 After connecting the port cables, continue to follow the instructions in that manu al to connect po wer and v erify the installation . Replacing an MD A with a Different Model When replacing an in stalled MD A with another type of MD A, complete the following steps to clear the switch NVRAM: 1.
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