Manuale d’uso / di manutenzione del prodotto GS524T del fabbricante NETGEAR
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R Copper Gigabit Switch Inst allation Guide 24 PORT 10/1 00/1 000 Mbps GS 524 T MODEL.
ii © 2002 by N ETGEAR, Inc. All rights rese r ved. T rademarks N ETGEAR ® is a reg istered trademar k of NETG EAR, Inc. in the Un ited States and other Countries. All other tr ademarks and reg is tered trademarks are the pr operty of their perspec tive owners.
iii F ederal Communications Commission (FCC) Compliance Notice: Radio F requency Notice T his device compl ies with par t 15 of the FCC Rules. Oper ation is subject to the follo wing two conditi ons: • T his device may not cause harmful i nterference.
iv Customer Support F or assis tance with installing and conf ig urin g your N ETGEAR system or with questions or pr oblems follo wing i ns tallation: • Check the N ETGEAR Web page at http://www .NETG EAR.com. • Call T echnical Support at the phone number listed on the Support Informati on Card that shipped with your switch.
contents v CONTENTS CHAPTER 1 Introduction Features 1-1 P ackage Contents 1-2 CHAPTER 2 Physical Description F ront P anel 2-1 RJ-45 2-2 A u to-upl ink TM 2-2 LEDs 2-4 Rear P ane l 2-4 CHAPTER 3 Appli.
contents vi APPENDIX A T echnical Specif ications A-1 APPENDIX B Connector Pin Assignments RJ-45 Plug and RJ-45 Connector B-1 APPENDIX C Cab ling Guidelines Usin g 1000BASE-T Gig abit Ethernet o ver C.
contents vii FIGURES Fi gure 1-1. Model GS524T Switch P ackage Contents 1-2 Fi gure 2-1. F ront P anel of the Model GS524T Switch 2-1 Fi gure 2-2. Rear P ane l of the Mod el GS524T Switch 2-2 Fi gure 2-3. W arn ing! Creati ng loops disab les your networ k (Example 1) 2-3 Fi gure 2-4.
contents viii T ABLES T ab le 2-1. LED Descripti ons 2-4 T ab le 4-1. Oper ating En vir onment Requirements 4-1 T ab le 5-1. T r oubleshootin g Infor mation 5-1 T ab le B-1. 10/100/1000 Mbps RJ-45 Plug and RJ-45 Connector Pin Assi gnments B-2 T ab le C-1.
intr oduc tion 1-1 CHAPTER 1: INTR ODUCTION T he N ETGEAR Mode l GS524T 24-P or t Copper Gig abit Switch pro vi des you with a low-cost, hi gh-perf ormance network soluti on and is d esigned to anchor and i ntercon- nect 10/100/1000 megabits per second (Mbps) wor kgroups usi ng copper Gi gabit l inks.
intr oduc tion 1-2 Package Contents Fi gure 1-1 i llustrates the Model GS524T switch package contents. Figure 1-1. Model GS524T Switch Package Contents V er ify that your package contai ns the follo w.
physical descripti on 2-1 CHAPTER 2: PHYSIC AL DESCRIPTION T his chapte r d escribes the hardware features of the N ETGEAR Mode l GS524T Copper Gi gabit Switch.
physical descripti on 2-2 RJ-45 P orts T he Model GS524T switch has 24 auto-s ensing 10/100/1000 Mbps UTP ports. Each por t can operate at 1000 Mbps full-duple x mod e, 100 Mbps full/half duple x mode, or 10Mbps full/half duple x mode, and pro vi de a s tandard UTP for Categ or y 5 or Category 5e cable.
physical descripti on 2-3 Note: Usin g Auto Upl ink to create multiple active paths between any two network devices can cause undesirab le loops in the network, resultin g in an endless broadcast traff ic that disab les your networ k. Loops occur when there are alte rnate r ou tes between two network dev ices.
physical descripti on 2-4 100-240 VAC 50-60 Hz AC po wer Receptacle F ans LEDs T ab le 2-1 d escribes the activity of the LEDs. T able 2-1. LED Descriptions Label Color Activity Descripti on P owe r Green On P owe r is supplied to the switch. Off P owe r is disconnected.
applicati ons 3-1 CHAPTER 3: APPLICA TIONS T his chapte r pres ents an ove r view of the topolog ies possible by i ncorporati ng the N ETG EAR Mod el GS524T Copper Gi gabit Switch i nto y our network.
applicati ons 3-2 Segment Switching and Bridging from 10 Mbps or 100 Mbps to 1000 Mbps T he Model GS524T switch, as illustrated i n Fi gure 3-2, connec ts multiple power workg roups and servers usi ng hi gh-speed g i gabit l inks. Each power wor kgr oup is anchored by a N ETG EAR Mod el FS518T switch.
installation 4-1 CHAPTER 4: INSTALLA TION T his chapte r d escribes the installati on procedures f or the N ETGEAR Mode l GS524T Copper Gi gabit Switch.
installation 4-2 • T he Ins tallation Gui d e • Suppor t Infor mation Card Installing the Switch on a Flat Surface T o i ns tall the switch on a f lat surface, be sure to attach the rubber f ootpads to the bottom of the switch. Installing the Switch in a Rack Refer to F ig ure 4-1 w hen installi ng the switch in a r ack.
installation 4-3 Refer to F ig ure 4-2 w hen connec ting the switch. Figure 4-2. Connecting to the Model GS524T Switch V erifying Installation When powe r has been applied to the switch, ver ify that: • T he green po wer LED on the front pane l is on.
CHAPTER 5: TR OUBLESHOOTING T his chapte r pro vides i nfor mation about troub leshooting the N ETG EAR Model GS524T Copper Gi gabit Switch. T able 5-1 l is ts symptoms, causes, and solu tions of possible pr oblems. T able 5-1. T roub leshooting Information Symptom Cause Solution P owe r LED is off .
troub leshooting 5-2 Network Adapter Cards Make sure the networ k adapter cards i ns talled in the PCs are i n workin g conditi on and the software dri ver has been i ns talled.
technical spec ificati ons A-1 APPENDIX A: TECHNICAL SPECIFICA TIONS T his append ix pro vides techn ical specif icati ons for the N ETG EAR Model GS524T Copper Gi gabit Switch. Network Protocol and Standards Compatibility IEEE 802.3ab 1000BASE-T IEEE 802.
technical spec ificati ons A-2 Interface RJ-45 Connector s for 10BASE-T Ethe rnet, 100BASE-TX F as t Ethernet, and 1000BASE-T Gi gabit Ether net P ower Consumption 75 W Heat Radiation: 34.9812 Btu/hr Acoustic Noise: 50.2dB Input V oltage (Po wer Adapter) 100 – 240 V AC Physical Specif ications Di mensions: 13.
technical spec ificati ons A-3 Safety Agency Appro vals UL Listed (UL 1950), cUL TUV Licensed (EN 60 950).
connector pin assignments B-1 APPENDIX B: CONNECTOR PIN ASSIGNMENTS T his append ix pro vides i nfor mation about the RJ-45 plug and the RJ-45 connector used for the N ETG EAR Model GS524T Coppe r Gig abit Switch. RJ-45 Plug and RJ-45 Connector It is i mpor tant that all 1000 BASE-T cer tified Categ or y 5 or Category 5e cabl ing use RJ-45 plugs.
connector pin assignments B-2 T able B-1 l is ts the pin assignments f or the 10/100/1000Mbps RJ-45 plug and the RJ-45 connector . T able B-1. 10/100/1000 Mbps RJ-45 Plug and RJ-45 Connector Pin Assig.
cabl ing g uidel ines C-1 APPENDIX C: CABLING GUIDELINES T his append ix pro vides spec ificati ons f or cables used with the N ETGEAR Mode l GS524T Copper Gi gabit Switch.
cabl ing g uidel ines C-2 Return Loss Return loss measures the amount of ref lected signal ene rgy resulti ng from i mpedance changes i n the cabl ing l ink. T he nature of 1000BASE-T rend ers this measurement very i mpor tant; if too much energ y is ref lec ted back on to the receive r , the device wi ll not perf orm opti mally .
cabl ing g uidel ines C-3 Patch Cab les When install ing y our equipment, replace ol d patch panel cab les that do not meet Category 5e specif icati ons. As po inted out in the N EXT sec tion, this near end piece of cable is cr itical for successful ope rati on.
cabl ing g uidel ines C-4 Categ ory 5 Cable Category 5 distributed cable that meets ANSI/EIA/TIA-568-A bui ld ing wir ing standards can be a max imum of 328 feet (ft) or 100 mete r s (m) in length, d .
cabl ing g uidel ines C-5 Tx Rx 1 2 3 6 Tx Rx 1 2 3 6 A B B B 1 2 3 6 1 2 3 6 Tx Rx Tx Rx T wisted Pair Cables f or 100 BASE-TX F or two devices to commun icate, the transm itter of each device must be connec ted to the receive r of the other device.
cabl ing g uidel ines C-6 Patch Panels and Cab les If y ou are using patch pane ls, make sure that they meet the 100BASE-TX require- ments. NETG EAR recommends Categ or y 5e UTP cable f or all patch cables and work area cab les to ensure that your UTP patch cab le rati ng meets or e xceeds the distributi on cable rati ng.
cabl ing g uidel ines C-7.
R NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Phone: 1-888-NETGEAR www .NETGEAR.com M-GS524TNA-0.
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 NETGEAR GS524T 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 NETGEAR GS524T - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso NETGEAR GS524T imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul NETGEAR GS524T ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il NETGEAR GS524T, 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 NETGEAR GS524T.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il NETGEAR GS524T. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo NETGEAR GS524T 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.
