Allied-telesis AT-MR840TF Manual do Utilizador

CentreCOM AT-MR840TF 8-Port Hub Installation Guide PN 613-10662-00 Rev. A MR840TF_Book Page i Tuesday, November 11, 1997 3:46 PM

xElectrical Safety and Installation Requirements STANDARDIT : Tämä tuote on seuraavien standardien mukainen. SÄTEILYENERGIA Tämä kaupallinen tuote o

xiAT-MR840TF Installation Guide ASENNUSSOHJEETHUOMAUTUS : Nämä mallit on suunniteltu käytettäviksi VAAKA-asennossa. PYSTYASENNUSTA EI SAA TEHDÄ ilma

xiiElectrical Safety and Installation Requirements ELETTRICITÀ—REGOLAZIONE AUTOMATICA DELLA TENSIONE Questo prodotto regolerà automaticamente la tens

xiiiAT-MR840TF Installation Guidebrukeren kan reparere på innsiden. Denne enheten inneholder FARLIGE SPENNINGER, og må kun åpnes av en faglig kval

xivElectrical Safety and Installation Requirements PADRÕES : Este produto atende aos seguintes padrões. ENERGIA IRRADIADA Este produto foi testado e

AT-MR840TF Installation Guidexv INSTRUÇÕES DE INSTALAÇÃOCUIDADO : Estes modelos foram projetados para funcionar na posição HORIZONTAL. NÃO DEVE SER

Electrical Safety and Installation RequirementsxviELECTRICO—AUTO-AJUSTE DE TENSIONEste producto se ajustará automáticamente a cualquier tensión entre

AT-MR840TF Installation GuidexviiDetta är en “KLASS 1 LYSDIODPRODUKT”INSTALLATIONFARA FÖR BLIXTNEDSLAGFARA: ARBETA EJ på utrustningen eller kablarna

MR840TF_Book Page xviii Tuesday, November 11, 1997 3:46 PM

xixTable of ContentsElectrical Safety and Installation Requirements ... iiiChapter 1Product Description ...

Copyright  1997 Allied Telesyn International Corp.All rights reserved. No part of this publication may be reproduced without prior written permissi

Table of ContentsxxChapter 3Configurations ... 15Standalone

1Chapter 1Product DescriptionOverviewThe AT-MR840TF is a 10Base-T /10Base-FL standalone, unmanaged hub that has eight UTP (RJ45) ports and one fiber o

Product Description2Figure 2: AT-MR840TF (ST/SC) Back PanelsMajor FeaturesThe major features of the AT-MR840TF include the following:❑ 10Base-T/10Base

AT-MR820TR Hub Installation Guide3Functional DescriptionThe AT-MR840TF hub incorporates the latest technologies, including a custom Application Specif

Product Description4Jabber Lock-up ProtectionJabber lock-up protects the hub from being overrun with excessively long data packets by isolating segmen

AT-MR820TR Hub Installation Guide5Physical DescriptionThe hub’s major components include the following:❑ LEDs (port, hub, network)❑ Eight Unshielded/S

Product Description6Table 2 lists and defines the ports, hub, and network status LEDs.For detailed information concerning the Collision LED, see “Veri

AT-MR820TR Hub Installation Guide7Figure 4: Port, Hub, and Network LEDs321321LINK OKRECEIVE10BASE-T NEIEEE 802.3 10BASE-T / 10BASE-FL MULTIPORT MICRO

Product Description8UTP, Cascade, and Uplink PortsWhile the eight UTP ports can be used to directly connect to workstations in a standalone configurat

AT-MR820TR Hub Installation Guide9MDI/MDI-X SwitchThe Media Dependent Interface/Media Dependent Interface Crossover (MDI/MDI-X) switch is a slide swit

iii Electrical Safety and Installation Requirements STANDARDS : This product meets the following standards.RFI Emission EN55022 Class A WARNING : I

Product Description10Power Requirements for Model TypesTable 4 lists the power requirements for the AT-MR840TF models.Table 4: Power Requirements for

11Chapter 2InstallationBefore You BeginBefore proceeding with the installation, please read “Electrical Safety and Installation Requirements” on page

Installation12 NoteIf you are not using the UPLINK port (Port 8) for cascading to another hub, you may connect a standard 10Base-T cable to Port 8. S

AT-MR840TF Hub Installation Guide13Table 5 lists the MDI/MDI-X switch positions when using straight-through and crossover cable.Verifying Installation

Installation14If the LINK OK LED does not light, there is no signal continuity.1. Check that the attached Data Terminal Equipment (DTE) is ON.2. Check

15Chapter 3ConfigurationsThis chapter presents and illustrates the different types of configurations supported by this hub.❑ Standalone❑ Fiber uplink t

Configurations16Fiber Optic Backbone Network ConfigurationThe most straightforward configuration is a hub attached to a fiber optic (10Base-FL) backbon

AT-MR840TF Installation Guide17Cascade ConfigurationPort 8, used in conjunction with the MDI/MDI-X switch, is the specified port that allows you to con

Configurations18The Four-Repeater RuleThe IEEE 802.3 standard provides general rules for 10Base-T cable length and network connections on single segme

19Appendix ATechnical SpecificationsThe AT-MR840TF SpecificationsPhysicalHeight 37.6 mm (1.55 in.)Width 332 mm (13 in.)Depth 112 mm (4.4 in.)Installatio

ivElectrical Safety and Installation Requirements SAFETYELECTRICAL NOTICESWARNING: ELECTRIC SHOCK HAZARDTo prevent ELECTRIC shock , do not remove co

Technical Specifications20CertificationSafety CE CompliantUL 1950, CSA 22.2 No. 950, TUV EN60950, EN 60825Emission EMI/RFI FCC Class A, EN55022 Class

AT-MR820TF Hub Installation Guide21Straight-through Cable WiringIf the twisted-pair link segment is to join two ports on a switch, and only one of the

Technical Specifications2210Base-T/10Base-FL Network SpecificationsTable 10 provides an overview of the IEEE 802.3 specifications for 10Base-T/10Base-F

23Appendix BTechnical Support Fax OrderName__________________________________________________________________Company _________________________________

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25Appendix CAT-MR840TF Installation Guide FeedbackPlease tell us what additional information you would like to see discussed in the guide. If there ar

MR840TF_Book Page 26 Tuesday, November 11, 1997 3:46 PM

27Appendix DWhere To Find UsFor Technical Support or ServiceLocation Phone FaxAmericasUnited States, Canada, Mexico, Central America, South America1 (

Where To Find Us28AustraliaLindfield, NSWTel: (612) 416-0619, Fax: (612) 416-9764CanadaRexdale, OntarioTel: (416) 675-6738, Fax: (416) 675-0057Richmond

vAT-MR840TF Installation Guide NORMEN : Dieses Produkt erfüllt die Anforderungen der nachfolgenden Normen.Hochfrequenzstörung EN55022 Klasse A WARNU

viElectrical Safety and Installation Requirements VORSICHT Die Entlüftungsöffnungen dürfen nicht versperrt sein und müssen zum Kühlen freien Zugang

viiAT-MR840TF Installation Guide ELEKTRISK—KLASSE 1-UDSTYR DETTE UDSTYR KRÆVER JORDFORBINDELSE. Stikket skal være forbundet med en korrekt installer

viiiElectrical Safety and Installation Requirements INSTALLATIEGEVAAR VOOR BLIKSEMINSLAGGEVAAR: NIET aan toestellen of KABELS WERKEN bij BLIKSEM. WA

ixAT-MR840TF Installation GuideSécurité électrique EN60950, UL1950, CSA 950Laser EN60825 SÉCURITÉINFORMATION SUR LES RISQUES ÉLECTRIQUESAVERTISSEMEN