Manuale d’uso / di manutenzione del prodotto 12SE del fabbricante Accton Technology
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Fast EtherHub-12se &INO<GG<ODJI*<IP<G.
Installation Manual Fast EtherHub-12se Smart Fast Ethernet Hub with 11 100BASE-T X Ports and 1 100BASE-FX Por t.
Copyright (c) 1996 by A c cton Technol ogy Corporat ion. All ri ght s reserved. No part of thi s document may be copi ed or reproduc ed in any form or by any m eans without t he prior written cons ent of Acc ton Technology Corporat i on.
Package Contents i Package Content s Carefully unpack the contents of the package and verify them against the checklist g iven below. Package Checklist æ Fast EtherHub-12se Model No. EH3012-TF- SC or EH3012- TF-ST Model EH 3012-TF-SC has an SC-ty pe fiber connector.
Quick Installation iii Quick Inst allation The Fast EtherHub-12se is a C lass II repeater. It contains 11 100BASE-TX Fast Ethernet RJ-45 ports, as well as 1 100BASE-FX fiber optic port that supports connection using standard m ultimode fiber cable.
Fast EtherHub-12se User’s Guide iv Quick Installation If y our twisted-pair connections are less than 100 m eters long, then the length of the fiber optic cable can be extended.
A bout this Guide v About this Guide This guide is desig n ed for the experienced network installer. I t describes how to install and operate Accton’s Fast EtherHub. After reading this m anual, you should be able to use the front display panel and config ure options to manag e all your network connections.
Contents vii Chapter 1: Product Overv iew ................................................. 1-1 Introduction to Fast Ethern et .....................................................................................1-1 Accton’ s Fast Ethe rHub Sys tem.
Fast EtherHub-12se User’s Guide viii Contents Rear Panel ...............................................................................................................4-6 Power Sock et ...............................................................
Fast EtherHub-12se User’s Guide Contents ix Lim ited Warranty ......................................................................................................E-4 Cust omer R emedies .............................................................
Product Overview 1-1 Chapter 1: Product Overv iew Introduction to Fast Ethernet Standard 10 Mbps Ethernet has served well for past g enerations of 286 and 386 machines perform ing simple file transfers.
Fast EtherHub-12se User’s Guide 1-2 Product Overview Basic Features • Conforms to the I EEE 802.3u repeat er specification for 100BASE-TX and 100BASE-FX • Transmits data at 100 Mbps for dem andi.
Fast EtherHub-12se User’s Guide Product Overview 1-3 These Fast EtherHubs support the following basic sy stem safeguards: • This hub features automatic partitioning and reconnection, j abber lockup protection, and automatic polarity detection for network cabling.
Installing the System 2-1 Chapter 2: Installing the Sy stem This chapter provides inform ation on pre-installation requirem ents, establishing network connections, and config uring the sy stem.
Fast EtherHub-12se User’s Guide 2-2 Installing the System model y ou purchased) to c onnect any com p atible network dev ice to the TX/RX jacks on the fiber optic port. Note: The EH3012-T F-SC provides an SC-ty pe fiber connector. The EH3012-T F-ST provides an ST -type fiber connector.
Fast EtherHub-12se User’s Guide Installing the System 2-3 Distance Limit for Fast Ethernet Cabling There are two comm on ways to calculate m aximum cable length.
Fast EtherHub-12se User’s Guide 2-4 Installing the System Precise Cable Length Budgeting If y ou plan on installing a network for a sm all office, it may not be conv enient to place hubs within 5 m eters of each other, and then run up to 100 meters of cabling for each end user.
Fast EtherHub-12se User’s Guide Installing the System 2-5 On the other hand, if two hubs are connected via 100m of fiber optic cabling, then the total length of rem aining cabling that can be used to connect two end- nodes to hub 1 and 2 respectively is 367m - (2 x 80m) - (0.
Fast EtherHub-12se User’s Guide 2-6 Installing the System Verify ing Sy stem Operation Verify that all attached dev ices have a v alid connection. The hub monitors link status for each port. I f any device is properly connected to the hub and transmitting a link beat signal, the Link indicator lights up for the corresponding port.
Configuring the Network 3-1 Chapter 3: Configuring the Netw ork The Fast EtherHub- 12se allows great flexibility in config uring your network. You can use it in a stand- alone or multiple hub config uration. Moreover, this hub also provides a fiber optic port which can be used to connect to any compatible 100BASE- FX device (e.
Fast EtherHub-12se User’s Guide 3-2 Configuring the Network Using the RJ-4 5 Daisy- Chain Port You can easily connect to another hub v ia the MDI daisy -chain port (Port 12). When using 6LPSOLHG&DEOH/HQJWK&RQVWUDLQWV as described in Chapter 2, the inter- hub cable length is 5 m eters.
Fast EtherHub-12se User’s Guide Configuring the Network 3-3 Precise Guidelines for Configuring Multiple Hubs A detailed form ula for calculating m aximum cable leng th was provided in the section on 3UHFLVH&DEOH/HQJWK%XGJHWLQJ in Chapter 2.
Fast EtherHub-12se User’s Guide 3-4 Configuring the Network Figure Chapter 3:-4 C abling Limits for Multiple Hub Configuration Notes: 1. The max imum length for each cable must be determined by calculations for the longest path (i.e., node-to-node connection) that passes through that cable segment.
Hardware Ref erence 4-1 Chapter 4: Hardw are Reference This chapter describes the hardware features of the Fast EtherHub- 12se. For easier manag ement and control of the hub, familiariz e yourself with the display indicators and ports. This hub includes 11 RJ-45 MDI- X station ports, of which Port 12 can also serve as an MDI daisy-chain port.
Fast EtherHub-12se User’s Guide 4-2 Hardw are Reference SmartWatch Indicator Panel The SmartWatch LED panel sim plifies monitoring of v arious network conditions by prov iding LEDs that indicate the status of each station port and the overall condition of the hub.
Fast EtherHub-12se User’s Guide Hardware Ref erence 4-3 Statistical Display for System Performance 8WLOL]DWLRQ'LVSOD0RGH - ( 8WLOL]DWLRQ ) T he statistical indicators show the percentag e of valid data passing through each port com pared to overall network bandwidth (updated every 0.
Fast EtherHub-12se User’s Guide 4-4 Hardw are Reference Port Statu s Display 3DUWLWLRQ6WDWXV Color: Red Label: Partition Fun cti on: Shows if the port has been isolated from the network Condi.
Fast EtherHub-12se User’s Guide Hardware Ref erence 4-5 7UDQVPLW5HFHLYH$FWLYLW Color: Green Label: Traffic Function: Indicates traffic trav ersing the port.
Fast EtherHub-12se User’s Guide 4-6 Hardw are Reference Rear Panel Th e r ear pa nel i ncl ude s a full-range power sock et as show n below. Figure Chapter 4:-2 The Fast Ether Hub-12se Rear Panel Pow e r Socket The power socket accepts AC pow er from 100 to 240V at 50 to 60H z.
Troubleshooting A -1 Appendix A: Troubleshooting Diagnosing Hub I ndi cators The Fast EtherHub-12se can be easily monitored throug h its comprehensive panel indicators. These indicators assist the network m anager in identifying problems the hub m ay encounter.
Fast EtherHub-12se User’s Guide A -2 T roubleshooting Sy stem Diagnostics Installation Verify that all system components have been properly installed. If one or more components appear to be m alfunctioning, test them in an alternate env i ronm ent where you are sure that all the other com ponents are functioning properly.
Cable and Port A ssignments B-1 Appendix B: Port and Cable A ssignments RJ-45 Port Figure B-1 RJ-45 Connector ( on the Hub Side) 3LQ 0',;$VVLJQPHQW 6WDWLRQ3RUWa 0.
Product Specifications C-1 Appendix C: Product Specifications Transmission T echnique %DVHEDQG Topology 6WDURU7UHH Access M ethod &60$&'0ESV Standards Conforman.
Regulatory Standards Compliance D-1 Appendix D: Regulatory Standards Compliance EMI Certification FCC Class B Cert ification Accton Techn ology Corporation Model Num b ers: EH3012-TF FCC ID: HED3012EHLCT-TF This device co mplies w ith P art 15 of the FCC Rules.
Fast EtherHub-12se User’s Guide D-2 Regulatory Standards Compliance Warnings 1. W ear an anti-static wrist strap or take other suitable measures to prevent electrostatic discharge whenev er handling this equipment.
Fast EtherHub-12se User’s Guide Regulatory Standards Compliance D-3 Read the instru ctions for correct h andling. European Community Immunity Requirements This un it w as tested and f ound to com ply w ith the Cl ass B lim its of EN55022 (CIS PR 22) and the i mm unity requiremen ts of EN50082-1.
Fast EtherHub-12se User’s Guide D-4 Regulatory Standards Compliance Safety Compliance Underw riters Laboratories Inc. Important! Befo r e making connectio ns, make sure you have the corr e ct Cord Set. Check it (read the label on the cab le) against the follo w ing specification list.
Fast EtherHub-12se User’s Guide Regulatory Standards Compliance D-5 Sicherheitshinweise 1. Die Steckd ose muß sich in de r Nähe de s Gerätes b efinden und leicht zugänglich se in. 2. Zum Reinigen den Stecker au s der Steckdose ziehen. Beim Reinigen keine Flüssigreinige r ode r Sprays ver wenden, sond ern ein a ngefeuchtet e s Tuch.
Product Support S ervices E-1 Appendix E: Product Support Services Product Registration Fill in the Owner Registration Card and mail it to Accton Technology Corporatio n. Accton w ill keep your record and inform y o u o f any new Accton unit developments.
Fast EtherHub-12se User’s Guide E-2 Product Support S ervices After repair, Accton w ill inform y ou of the date of delivery and the exact amount due. Please send the payment by T/T (Telegram Transfer), and Accton will send y ou the fixed com ponent after receivin g pay men t.
Fast EtherHub-12se User’s Guide Product Support S ervices E-3 Technical Suppor t Your dealer or installer is the person w ho understan ds your n etwork and Accton units. If neit her is av ailable to hel p you, A ccton technical s upport eng ineers are av ailable by Fax, m ail or phone.
Fast EtherHub-12se User’s Guide E-4 Product Support S ervices Limited War r a nty Acc ton wa rrants to the orig inal ow ner that the produc t deliver ed in this pack age will be f ree from defe cts in m aterial a nd work ma nship for the life time of the pr oduct.
Fast EtherHub-12se User’s Guide Product Support S ervices E-5 Return Process Before you m ay return any Accton produc t to Acc ton, you m ust request an RMA numbe r by c alling, Faxing or writing Ac cton’s Serv ice De partm ent at the a ddress liste d below .
Fast EtherHub-12se User’s Guide E-6 Product Support S ervices A ccton Offices $FFWRQ7HFKQRORJ&RUSRUDWLRQ ,QWHUQDWLRQDO+HDGTXDUWHUV 1R&UHDWLRQ5G,,, 6FLHQFH.
Glossary 1 Glossary 100BA SE- TX IEEE’s s pecificati ons f or 100 Mbps Ethern et usi ng tw isted-pai r cable (100 W Cat. 5 ST P or UTP ) . T he m aximu m l engt h of cable for a point -to- point con nection is 100 m eters. 100BA SE- FX IEEE’s specif ications f or 100 Mbps Ethern et using mu ltimode f iber optic cable.
Fast EtherHub User’ s Guide 2 Glossary Ethernet A ne tw ork com municat ion sy stem dev eloped and st andardized by DEC, Intel, and Xerox, usin g baseban d transm ission, CSMA /CD access an d logical bus topology , and coaxial cable. The su ccessor IEEE 802.
Fast EtherHub User’ s Guide Glossary 3 MDI- X Por t (Medium Dependent Interf ace - Crossed) This RJ-45 port, wh ich crosses the receive an d transm it signals internally , can be used with straight-through cab le to co nnect the hub to any device that ha s a standar d network interface (e.
Index 1 Index A Autom atic Partitioning • 1-3 Autom atic Polarity Detection • 1-3 C Cable L ength Calculating Maxim um Leng th • 2-3 Precise Cable L ength Budgeting • 2-4 Simplif ied Cable Le .
Fast EtherHub-12se User’s Guide 2 Index P Port and Cable A ssignm ents • B-1 Ports Fiber optic • 4-5 RJ-45 • 4-5 Power Cord Specification s • D-4 Po wer So cket • 4-6 Product Feat ures •.
EH3012-TF E1296-R01 150089-101.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Accton Technology 12SE è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Accton Technology 12SE - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Accton Technology 12SE imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Accton Technology 12SE ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Accton Technology 12SE, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Accton Technology 12SE.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Accton Technology 12SE. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Accton Technology 12SE insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
