Series Switch Expansion Modules Models Covered by this Guide ■ XEM-1XP provides a single XFP port ■ XEM-12S provides 12 SFP ports ■ XEM-12T and XEM-12T-N provide 12 10/100/1000Mbps RJ-45 ports Package Contents One warranty card and this Installation Guide are included with each expansion module.
XFP connector, cage, and heatsink are provided for use with any standard XFP module Front view XEM-1XP LINK ENABLED DISABLED FAULT A A60 The following LEDs report operations on XEM-1XP expansion modules. State Description Green An XFP transceiver is installed and a 10Gb (Link Activity) link has been established. Green flashing An XFP transceiver is installed and link activity is occurring.
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No XFP is installed if this light is off. Amber An XFP transceiver is installed but not operating. Amber flashing The installed XFP transceiver has a transmission fault. The following XFP modules are approved for the XEM-1XP expansion module. Product No. Media Type Description AT-XPSR 10GBASE-SR 850nm short-haul transmission, 300m with MMF.
Installation Guide SFP Ports The 12-port 1000BASE-X expansion module, model XEM-12S, features the following: ■ two rows of 6 SFP ports ■ support for hot-swappable SFP modules ■ status LEDs ■ two 16MByte DDR-SDRAM for packet buffering ■ NEBS compliant ■...
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x900-24X Series Switch Expansion Modules The following SPF modules are approved for XEM-12S expansion modules. Product No. Media Type Description AT-SPTX 10/100/1000BASE-T Copper, 100m at 1000Mbps, RJ-45 connector. AT-SPSX 1000BASE-SX 850nm, 2 to 550 m with 50/125µm fiber, 2m to 275m with 62.5/125µm fiber, LC connector.
Installation Guide RJ-45 Ports The 12-port RJ-45 expansion module, model XEM-12T, features the following: ■ two rows of 6 RJ-45 ports ■ gigabit ports that support speeds of 10/100/1000Mbps ■ status LEDs ■ two 16MByte DDR-SDRAM for packet buffering ■ NEBS model XEM-12T-N available ■...
Be sure to observe ESD precautions. Caution Failure to observe proper anti-static procedures may damage the unit. If you are unsure about correct procedures, contact your authorised Allied Telesis distributor or reseller. ■ Verify the package contents if you have not already done so.
Installation Guide Secure the module by tightening the thumbscrews on it. Apply power to the switch by re-attaching the power cord. If you disconnected a redundant power supply, reconnect it. Restart the switch and verify installation with the show log command to confirm there is no error message about installation in the log file.
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