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Minneapolis, MN  55344  USA

10BASE-FL

Ethernet

Unmanaged Fiber Hub with AUI, BNC or Fiber Uplink

E-FL-HB-0800, E-FL-HB-0400

USER’S GUIDE

The rack-mountable E-FL-HB-0800 and E-FL-HB-0400 series unmanaged
Ethernet™ fiber hubs allow the network administrator to set up network
workgroups connected over fiber and to install an OPTIONAL backbone
uplink adapter connection to the workgroups through 10BASE-5 AUI,
10BASE-2 BNC OR 10BASE-FL ST fiber connectors.
E-FL-HB-0800, E-FL-HB-0800(SC)

The E-FL-HB-0800 hub provides eight (8) Ethernet™ ST OR SC fiber
connections to terminal devices plus space at the back for an optional
backbone uplink adapter. 

E-FL-HB-0400, E-FL-HB-0400(SC)

The E-FL-HB-0400 hub provides four (4) Ethernet™ ST OR SC fiber
connections to terminal devices plus space at the back for an optional
backbone uplink adapter. 

BACKBONE UPLINK ADAPTERS  Optional devices ordered separately that, when
installed, provide one of the following Ethernet

backbone uplink connections:

MA0A

AUI connector to transceiver or to 10BASE-5 “thick-net” coaxial cable

MA0B

BNC connector to 10BASE-2 “thin-net” coaxial cable 

MA0F

ST connector to multimode fiber 

E-FL-HB-0x00 in the Network  . . . . .2
Installation  . . . . . . . . . . . . . . . . . . . .4
Operation . . . . . . . . . . . . . . . . . . . .11
Fault Isolation and Correction  . . . .12
Cable Specifications  . . . . . . . . . . . .14
Technical Specifications  . . . . . . . . .15
Compliance Information . . . . . . . . .16

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10BASE-FL

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10BASE-FL

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COMPLIANCE INFORMATION

UL Listed 
C-UL Listed (Canada)
CISPR/EN55022 Class A

FCC Regulations

This equipment has been tested and found to comply with the limits for a class A digital device, pursuant
to part 15 of the FCC rules.  These limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment.  This equipment generates,
uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications.  Operation of this
equipment in a residential area is likely to cause harmful interference, in which case the user will be
required to correct the interference at the user’s own expense.

Canadian Regulations

This digital apparatus does not exceed the Class A limits for radio noise for digital apparatus set out on
the radio interference regulations of the Canadian Department of Communications.

Le présent appareil numérique n'émet pas de bruits radioélectriques dépassant les limites applicables

aux appareils numériques de la class A prescrites dans le Règlement sur le brouillage radioélectrique
édicté par le ministère des Communications du Canada.

European Regulations

Warning
This is a Class A product. In a domestic environment this product may cause radio interference in which
case the user may be required to take adequate measures.
Achtung !
Dieses ist ein Gerät der Funkstörgrenzwertklasse A. In Wohnbereichen können bei Betrieb dieses Gerätes
Rundfunkstörungen auftreten, in weichen Fällen der Benutzer für entsprechende Gegenmaßnahmen
werantwortlich ist.
Attention !
Ceci est un produit de Classe A. Dans un environment domestique, ce produit risque de créer des
interférences radioélectriques, il appartiendra alors à l’utilsateur de prende les measures spécifiques
appropriées

VCCI Class 1 Compliance

This equipment is in the 1st Class category (information equipment to be used in commercial and/or
industrial areas) and conforms to the standards set by the Voluntary Control Council For Interference by
Data Processing Equipment and Electronic Office Machines aimed at preventing radio interference in
commercial and/or industrial areas.  When used in a residential area or in an adjacent area thereto,
interference may be caused to radio and TV receivers, etc.  Read the instructions for correct handling.

Trademark Notice

All registered trademarks and trademarks are the property of their respective owners.

Copyright Restrictions

© 1999 TRANSITION Networks.
All rights reserved.  No part of this work may be reproduced or used in any form or by any means –
graphic, electronic, or mechanical – without written permission from TRANSITION Networks.
Printed in the U.S.A.

33160.A

CAUTION:  RJ connectors are NOT INTENDED FOR CONNECTION TO THE
PUBLIC TELEPHONE NETWORK. Failure to observe this caution could result in
damage to the public telephone network.

Der Anschluss dieses Gerätes an ein öffentlickes Telekommunikationsnetz in den EG-Mitgliedstaaten
verstösst gegen die jeweligen einzelstaatlichen Gesetze zur Anwendung der Richtlinie 91/263/EWG zur
Angleichung der Rechtsvorschriften der Mitgliedstaaten über Telekommunikationsendeinrichtungen
einschliesslich der gegenseitigen Anerkennung ihrer Konformität. 

Summary of Contents for E-FL-HB-0400

Page 1: ...imits for radio noise for digital apparatus set out on the radio interference regulations of the Canadian Department of Communications Le présent appareil numérique n émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de la class A prescrites dans le Règlement sur le brouillage radioélectrique édicté par le ministère des Communications du Canada European...

Page 2: ...DECLARATION OF CONFORMITY Name of Mfg Transition Networks 6475 City West Parkway Minneapolis MN 55344 USA Model E FL HB 0x00 Series Unmanaged Fiber Hub Part Number E FL HB 0800 E FL HB 0800 SC E FL HB 0400 E FL HB 0400 SC Regulation EMC Directive 89 336 EEC Purpose To declare that the E FL HB 0800 or E FL HB 0400 to which this declaration refers is in conformity with the following standards EMC CI...

Page 3: ... Coaxial RG58 ThinNet Impedance 50 Ω 10 MHz Mutual Capacitance 24 pF ft 20 10 MHz Maximum Cable Length 185 meters 610 feet Maximum number network connections 30 Minimum distance between connections 0 5 meters 1 6 feet Terminate 10BASE 2 cable at one end using a 50 ohm terminator and at the other end using a 50 ohm terminator grounded to earth ground AUI 10BASE 5 Cable Specifications 10BASE 5 CABLE...

Page 4: ...t against E FL HB 0x00 chassis 5 Secure backbone uplink adapter by installing retained screws through backbone uplink adapter into E FL HB 0x00 chassis 6 Is the B ack B one ACT ivity LED illuminated NO Disconnect and reconnect the backbone cable to restart the initialization process Restart the attached network device to restart the initialization process Contact Technical Support 800 260 1312 YES...

Page 5: ...LINKAlert is NOT enabled the port is partitioned investigate the device at the far end of the link If the fiber backbone adapter plate is installed and LINKAlert IS enabled determine and correct the cause of the Far End Fault Contact Technical Support 800 260 1312 NO Continue at step 6 Install E FL HB 0x00 at Site WARNING During the site installation handle the E FL HB 0x00 in such a way that the ...

Page 6: ...00 OPERATION Use the status LEDs to monitor E FL HB 0x00 operation in the network E FL 0X00 HUB INDICATORS P o W e R Steady LED indicates E FL HB 0x00 is connected to external AC power COL lision Flashing LED indicates network collisions B ACK B ONE INDICATORS STAT us Steady LED indicates for network connection a valid link and no partition or isolation One 1 continuous flashing blink indicates ne...

Page 7: ...ion within acceptable bounds NOTE In a coax thinnet installation the first and last device in the daisy chain must be terminated using a 50 ohm terminator Additionally the 10BASE 2 segment must be grounded to earth ground at one end To connect to 10BASE 2 network 1 Locate BNC uplink adapter installed at E FL HB 0x00 back See page 4 2 Locate or build IEEE 802 3 compliant 10BASE 2 cable and male BNC...

Page 8: ... Locate or build 10BASE FL compliant two stranded fiber cable with appropriate male TX to RX connectors installed at both ends 2 Connect male TX and RX cable connectors at one end of cable to TX and RX female connectors respectively on front of one hub 3 Connect male TX and RX cable connectors at other end of cable to RX and TX connectors respectively on front of second hub Connect E FL 0x00 Hub t...

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