3Com 5101T-FB-SMA, 5101T-FB-FC, 5101T-FB-ST manual VDE Class B Compliance

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VDE CLASS B COMPLIANCE

Hiermit wird bescheinigt, dass der (5101T-FB) in Uebereinstim- mung mit den Bestimmungen der Vfg 243/1991 funk-entstort ist. Der Deutschen Bundespost wurde das Inverkehrbringen dieses Gerates engezeigt und die Berechtigung zur Ueberprufung der Serie auf Einhaltung der Bestimmungen eingeraumt.

This is to certify that the (5101T-FB) is shielded against radio inter- ference in accordance with the provisions of Vfg 243/1991.

The German Postal Services have been advised that this device is being put on the market and that they have been given the right to inspect the series for compliance with the regulations.

CAUTION

Do not install in air ducts or plenums. For installation in other environmental air handling spaces, use only with cable classified by Underwriters Laboratories as to fire and smoke characteristics in accordance with Section 770-2(b) and Section 725- 2(b) of the National Electrical Code.

DISCLAIMER

The information in this document is subject to change without notice and should not be construed as a commitment by 3Com Corporation. 3Com Corporation assumes no responsibility for any errors that may appear in this document.

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Contents 10BASE-FB Transceiver Installation Guide Page VDE Class B Compliance Copyright Statement Table of Contents EEE Version Page Page Intended Audience PrefaceThis guide is divided into five sections Transceiver Top Panel Transceiver OverviewTransceiver Top Panel Switch Setting Description Transceiver DIP Switch SettingsTransceiver Front Panel Transceiver Front PanelFiber link transmit and receive SQE Test Ports Transceiver Rear PanelTransceiver Rear Panel Transceiver LED Descriptions Alternate Collision ModeSQE Test High Power PWRHalf Step Mode InstallationSite Preparation and Placement Unpacking Procedures Transceiver DIP Switch Default Settings Verifying Transceiver Switch SettingsPage Page Connecting to Ethernet V2.0 and Ieee 802.3 Controllers Connecting to Ethernet V2.0 and Ieee 802.3 Repeaters Connecting Fiber Cables Connecting the AUI Cable To verify physical link operation Verifying Physical Link OperationStatus LED TroubleshootingPage LED Troubleshooting Using the Status LEDsTroubleshooting Using the Status LEDs Troubleshooting Using the Status LEDs Troubleshooting Link Problems Excessive Collisions Troubleshooting System ProblemsLate Collisions and Failure to Defer Miscellaneous Errors Transceiver Cables Signal DifferencesVersion EEEWire Sizes Cable Type Signal Pair Power Pair Transceiver Cable Wire SizesCable Pinouts AUI Cable Pinout ChartCO-A Symptoms of Faulty Transceiver Cables Troubleshooting Transceiver CablesCauses of Fault Transceiver Cables Cable Recommendations SpecificationsGeneral Specifications General SpecificationsOptical Interface Specifications Optical Interface SpecificationsFiber Optic Cables Compatibility Transmit Power SpecificationsTransmit Power Fiber Optic Cable SpecificationsAUI Specifications Attachment Unit Interface Specifications