Nortel Networks Installing Media Dependent Adapters manual Replacing an MDA

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6.Attach devices to the MDA ports.

Refer to your switch’s User Guide for instructions on attaching devices to the MDA ports. After connecting the port cables, follow the instructions to connect power and verify the installation.

Note: The IEEE 802.3u specification requires that all ports operating at 100 Mb/s use only Category 5 unshielded twisted pair (UTP) cabling.

Replacing an MDA

When replacing an installed MDA:

1.Power down the switch (or unplug the Passport 8132 module from the switch backplane).

2.Remove the installed MDA.

Loosen the two thumbscrews on the MDA front panel to remove the MDA.

3.Install the replacement MDA.

Be sure to firmly tighten the two thumbscrews on the MDA front panel.

4.Power up the switch.

5.Attach devices to the MDA ports.

Refer to your switch’s User Guide for instructions on attaching devices to the MDA ports.

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Contents Installing Media Dependent Adapters MDAs Copyright 2001 Nortel Networks MDA Models IntroductionSupported Products/Minimum SW Versions Lists the supported Nortel Networks products10BASE-T/100BASE-TX MDAs Shows the 400-4TX MDA and the 8100-4TX MDA Item Label Description 4TX / 8100-4TX MDAShows the BPS2000-4TX MDA Describes the BPS2000-4TX MDA front-panel components 100BASE-FX MDAs Page Shows the 400-2FX MDA and the 8100-2FX MDAs Dual-Port 100BASE-FX Models2FX and 8100-2FX MDAs 2FX MDA / 8100-2FX MDA Description BPS2000-2FX MDA Description BPS2000-2FX MDAQuad-Port 100BASE-FX Models Shows the 400-4FX MDA and the 8100-4FX MDA 4FX MDA / 8100-4FX MDA Description BPS2000-4FX MDA Description BPS2000-4FX MDAActivity Port activity LEDs green 1000BASE-X MDAs Page Shows the 450-1SR MDA and the 450-1SX MDA Shortwave Gigabit Models1SR and 450-1SX MDA Front Panels 1SR / 450-1SX MDA Description See 1000BASE-LX Multimode Applications on Longwave Gigabit Models1LR and 450-1LX MDA Front Panels PHY 1LR and 450-1LX MDA DescriptionATM MDAs Page Shows the 450-2M3 MDA and 450-2S3 MDA 2M3 and 450-2S3 MDA Description Gbic MDA Page 1GBIC MDA Front Panel 1GBIC MDA Description Describes the 450-1GBIC MDA front-panel componentsInstalling an MDA Press the MDA firmly into the Uplink/Expansion Module slot Attach devices to the MDA ports Replacing an MDAAvailable Gbic Models Installing GBICsGbic Case Styles InstallationTo install a Gbic Cabling Specifications for GBICs Removing an Installed Gbic1000BASE-LX Multimode Applications