Manuale d’uso / di manutenzione del prodotto AT-GS900/16 del fabbricante Allied Telesis
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613-001351 Rev. A Gigabit eco-friendly Ethernet Switches AT-GS900/16 AT-GS900/24 Installation Guide.
Copyright © 2010 Allied Telesis, Inc. All rights reserved. No part of this publication may be repr oduced withou t prior written permissi on from Allied Telesis, Inc. Allied Telesis and the Allied Telesis logo are trademarks of Alli ed Telesis, In corporated.
3 Electrical Safety and Emissions S tandards This product meets the following standards. RFI Emissions FCC Class A CISPR 22 Class A EN55022 Class A: 2006+A1:2007 versio n Immunity EN55024 Electrical Safety UL – USA (UL60950-1) LVD (EN60950-1, 2nd edition) CSA or cUL – Canada C-Tick – Australia CE Mark U.
4 T ranslated Safety S tatements Important: The symbol indicates that a translation of t he safety state ment is available in a PDF document titled “Translated Safety State ments”. Th is is posted on the Allied Telesis website at http://www.alliedtelesis.
5 Preface ........ ................ ................ ............. ................ ................. ................ ................ ......... .................... ......... 11 Safety Symbols Used in this Document .............. ................. .
Contents 6.
7 Figure 1. Front Panels ................... ................. .................... ................. ................ ............... ................ ................. ................ 18 Figure 2. Back Panels ..... ................. ...............
Figures 8.
9 Ta b l e s Table 1. Safety Sy mbols ....... ................. ................... ................. ................. ................. ........ .............. ................. ................ 12 Table 2. eco-friendly Switch Functions ............
List of Tables 10.
11 Pr eface This guide contains instructions on ho w to install the AT-GS900/16 and AT-GS900/24 Gigabit Ethernet Switc hes. This preface contains the following sections: “Safety Symbols Used in .
Preface 12 Safety Symbols Used in this Document This document uses the safety symbols defined in Table 1. T able 1. Safety Symbols Symbol Meaning Description Caution Performing or omi tting a specific action may result in equipment damage or loss of data.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 13 Where to Find Web-based Guides The product documentation for all Allied Telesis products are available in portable document forma t (PDF) on our web site. Go to http://www.
Preface 14 Contacting Allied Telesis This section provides Allied Telesis contact information for technical support as well as sales and corporate information . Online Support You can request technical sup port online by accessing the Allied Telesis Knowledge Base: www.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 15.
16 Chapter 1 Pr oduct Description The AT-GS900/16 and AT-GS900/24 switches a re low operating power, unmanaged, Layer 2 Fanless Gigabit Et hernet switches designed to simplify the task of creating or expanding a n Ethernet, Fast Ethernet, or Gigabit Ethernet network.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 17 Features AT-GS900/16 and AT-GS900/24 Gigabit eco-friendly Et hernet switches features include: Silent fanless o.
Chapter 1: Produc t Description 18 Components Figure 1 illustrates the front panels of the AT-GS900/16 and AT-GS900/24 switches. Figure 1. Front Panels Figure 2 illustrates the back panels of the AT-GS900/16 and AT-GS900/2 4 switches.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 19 Hardware Feature Description The following sections describe hardw are features of the AT-GS900/1 6 and AT-GS900/24.
Chapter 1: Produc t Description 20 Maximum Distance Each twisted pair port has a maximum operating distance of 100 m (328 feet). Type of Cabling For 10 Mbps operation, Category 3 or b etter 100 ohm shielded or unshielded twisted pair cabling is required.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 21 eco-friendly Switch The eco-friendly switch on the front panel is multi-functional and shown in Figure 3. It may be used to ena ble all the port LEDs (out position) or conserve power by turnin g off the port LEDs (in position).
Chapter 1: Produc t Description 22 Table 3 describes the system a nd port LEDs on the AT-GS900/16 and AT-GS900/24 switches. AC Power Connector Both the AT-GS900/16 an d AT-GS900/24 switches have a single AC power supply socket on the back panel . To power ON or OFF the switch, you connect or disconnect t he power cord.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 23 Ethernet Switching Basics An Ethernet switch interconnects network devices, such as workstat ions, printers, routers, and other Ethernet switches, so that they can communicate with each other by sending and receiving Ethernet frames.
Chapter 1: Produc t Description 24 the end-node is ope rating in what is referred to as h alf-duplex mode. If an end-node can both receive and tra nsmit data simultaneously, the end- node is said to be operating in full-duplex mode.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 25.
26 Chapter 2 Installation This chapter contains the following sections: “Reviewing Safety Precautions” on p age 27 “Enter your hardware product model in t he Search by Product Name field; for example, enter A T -GS9 00/16 or A T -GS900/24.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 27 Reviewing Safety Precautions Please review the followin g safety precautions before you begin to inst all the switch or any of its components.
Chapter 2: Inst allation 28 Caution: Air vent s must not be blocked and must have free access to the room ambient air for cooling. E8 W arning: Operating T emperature. This product is designed for a maximum ambient temperature of 40° degree s C. E9 All Countries: Install product in accordance with local and National Electrical Codes.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 29 Selecting a Site for the Switch Observe the following requirements when choo sing a site for your switch: If you plan to install th e switch in an equipment rack, ensure that the rack is safely secured and that it will not tip over .
Chapter 2: Inst allation 30 Planning the Installation Table 4 contains the cab ling specifications for the twisted pair ports. Note The twisted pair ports on the switch featu re Auto-MDI when operating at either 10, 100, or 1 000 Mbps. Each port is individually configured as MDI or MDI-X when connected to an end-node.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 31 Unpacking the Switch To unpack an AT-GS900/16 or an AT-GS9 00/24 switch, perform the following procedure: 1. Remove all components from the shipping package. Note Store the packaging material in a safe location.
Chapter 2: Inst allation 32 Installing the Switch on a Table or Desktop To install the switch on a table or deskt op, perform the following procedure: 1.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 33 5. Apply AC power to the switch by plugging the power cord into th e AC power connector on the back pan el of the unit, as illustrated in Figure 6. Figure 6. Connecting the AC Po wer Connector to Switch 6.
Chapter 2: Inst allation 34 Installing the Switch on a Wall To install the switch on a wall, perform the following procedure: 1. Remove all the items from the packaging and store the packaging material in a safe place. In the event a p roblem occurs and you need to return the unit, please use as much of the origina l shipping material as possible.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 35 3. Place the switch on the wall. Then mount the switch using the plastic anchors and screws which are shipped with the p roduct.
Chapter 2: Inst allation 36 crossover twisted pair cable to co nnect any type of network device to a port on the switch. If you disable Au to-Negotiation on the port, the port defaults to MDI-X.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 37 Installing the Switch in a Rack Perform the following procedure to inst all the switch in a standard 19-inch rack. If you are not installing the switch in a rack, go to the next pro cedure.
Chapter 2: Inst allation 38 5. Mount the switch in the 19-inch rack using the #10-32 Phillip s screws which are shipped with the prod uct, as illustrated in Figure 11. Figure 11. Rack Mounting the Switch 6. Connected the twisted pair cabl es to the twiste d pair ports.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 39 10. Power ON the end-nodes connected to the switch . 11. Check that all the L/A LEDs are green o r blinking green for the ports connected to end-nodes. If any of the LEDs are OFF, refer to “Troubleshooting” on page 41 for instructions.
Chapter 2: Inst allation 40.
41 Chapter 3 T r oubleshooting This chapter contains information on how to troubleshoot the switch in the event that a problem occurs. Note If you are still unable to resolve the problem a fter following the instructions in this chapter, conta ct ATI Technical Support for assistance.
42 Appendix A T echnical Specifications Physical Specifications Dimensions: (W x D x H) AT-GS900/16 12.1 cm x 18.4 cm x 4.4 cm (4.7 in x 7.2 in x 1.7 in) AT-GS900/24 28 cm x 18 cm x 4.4 cm (11.0 in x 7.1 in x 1.7 in) Weight: AT-GS900/16 0.954kg (2.1 lbs) AT-GS900/24 1.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 43 Safety and Electromagnetic Emissions Certifications EMI FCC Part 15 Class A CISPR 22 Class A, EN55022 Class A: 2006.
Chapter : Technica l Specifications 44 RJ-45 Twisted Pair Port Connectors This section lists the connectors and connector pinout s for the AT-GS900/16 and AT-GS900/24 Fa nless Gigabit Ethernet Switches and their components. Figure 12 illustrates the pin layout to a n RJ-45 connector and port.
AT-GS900/16, AT-GS900/24 Gigabit eco-friendly Ethernet Switc h Installation Guide 45 1000Base-T port is operating at 1 000 Mbps. T able 7. RJ-45 1000Base-T Connector Pinouts a a.
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 Allied Telesis AT-GS900/16 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 Allied Telesis AT-GS900/16 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Allied Telesis AT-GS900/16 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Allied Telesis AT-GS900/16 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Allied Telesis AT-GS900/16, 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 Allied Telesis AT-GS900/16.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Allied Telesis AT-GS900/16. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Allied Telesis AT-GS900/16 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.
