Manuel d'utilisation / d'entretien du produit 1500 du fabricant Accton Technology
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EtherHub 1500 System User’s Guide ♦ EtherHub-16i ✚ ♦ EtherHub-16mi ✚.
EtherHub 1500 System User’s Guide ♦ EtherHub-16i ✚ ♦ EtherHub-16mi ✚.
Copyright (c) 1995 by Accton Technology Corporation. All rights reserved. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of Accton Technology Corporation.
FCC Warning FCC Warning i 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.
Sicherheitshinweise Sicherheitshinweise iii 1. Die Steckdose mu ß sich in der N ä he des Ger ä tes befinden und leicht zug ä nglich sein. 2. Zum Reinigen den Stecker aus der Steckdose ziehen. Beim Reinigen keine Fl ü ssigreiniger oder Sprays verwenden, sondern ein angefeuchtetes Tuch.
v About this Guide This is an installation guide for the EtherHub 1500 hubs EtherHub-16i + and EtherHub-16mi + . It covers the following topics: ì Product description, summary of important featur.
vii Package Contents Carefully unpack the contents of the package and verify them against the checklist given below. This checklist applies to both the EtherHub-16i + and EtherHub- 16mi + unless otherwise specified. Package Checklist æ EtherHub-16i + (Model No.
Contents ix Chapter 1: Overview 1-1 The EtherHub 1500 System 1-1 Features of EtherHub 1500 System 1-4 Distinguishing Factors of EtherHub 1500 System 1-5 Chapter 2: Hardware Description 2-1 Front Panel.
EtherHub 1500 System User’s Guide x Contents Chapter 3: Hardware Installation 3-1 Before You Begin 3-1 Hardware Installation 3-2 Stacking Hubs without a Rack 3-3 Mounting Hubs on a Rack 3-4 Connecti.
EtherHub 1500 System User’s Guide Contents xi Performance Menu 4-14 Threshold Menu 4-14 Using the Configure Button 4-16 Selections Available 4-18 Chapter 5: Applications 5-1 Attaching Stack to One S.
EtherHub 1500 System User’s Guide xii Contents A ppendix A: Product Specifications A-1 Features A-1 Physical Characteristics A-1 Specifications for FlexBus 1500 Cable A-2 Attenuation for Horzontal FlexBus 1500 Cable Error! Bookmark not defined.
List of Figures xiii Figure 2.1 The EtherHub-16i + Front Panel 2-1 Figure 2.2 The EtherHub-16mi + Front Panel 2-1 Figure 2.3 SmartWatch LED Panel for EtherHub-16i + 2-2 Figure 2.4 SmartWatch LED Panel for EtherHub-16mi + 2-2 Figure 2.5 Daisy-Chain S witch Setting 2-15 Figure 2.
1-1 Chapter 1: Overview The EtherHub 1500 System The EtherHub 1500 System is a powerful and innovative LAN network enhancement and management product series. Each component in the system supports a multi-segment bus architecture that enhances traffic management and network bandwidth utilization.
EtherHub 1500 System User’s Guide 1-2 Overview In addition, this hub supports a multi-segment bus architecture that enhances traffic management and network bandwidth utilization.
EtherHub 1500 System User’s Guide Overview 1-3 EtherHub-16i + , a 16- port intellig ent 10B ASE- T hub. It includes - • 16 RJ-45 STP station ports for networking computers to the network using shielded or unshielded twisted-pair cable (STP or UTP).
EtherHub 1500 System User’s Guide 1-4 Overview the SNMP management agent (i.e., EtherHub-16mi + ). The network management station can be a 386 or 486 workstation with a 10MB hard disk, at least 2 MB on-board memory, a VGA display, and running Windows version 3.
EtherHub 1500 System User’s Guide Overview 1-5 • Provides one serial 9-pin RS232 port for out-of-band network management (EtherHub-16mi + only) • Supports daisy chaining by using a daisy-chain s.
EtherHub 1500 System User’s Guide 1-6 Overview • Supports out-of-band m anagement (using Accton’ s proprietary EtherHub 1500 System Config uration Prog ram ) , and full software configurable in-.
2-1 Chapter 2: Hardware Description This chapter describes the hardware features of the EtherHub-16i + and EtherHub-16mi + . Except for 3 LED indicators that are unique to each hub, both products have similar indicators and other front panel components.
EtherHub 1500 System User’s Guide 2-2 Hardware Description SmartWatch LED Panel Both hubs have a SmartWatch LED panel that includes comprehensive indicators for monitoring the device and network status.
EtherHub 1500 System User’s Guide Hardware Description 2-3 PWR/CPU Color: Green Label: PWR/CPU Function: Power indicator LED Activity Condition Indication STEADY LIGHT ON Unit is receiving power, CPU is running, and EH1502s Agent is in Master mode. BLINKING LIGHT ON Unit is receiving power, CPU is running, and EH1502s Agent is in Slave mode.
EtherHub 1500 System User’s Guide 2-4 Hardware Description Serial (EtherHub-16mi + only) Color: Green Label: Serial Function: Indicates connection to a management console LED Activity Condition Indication BLINKING LIGHT ON Agent has a valid connection to a management console using its RS232 serial port.
EtherHub 1500 System User’s Guide Hardware Description 2-5 Monitor (EtherHub-16i + only) Color: Green Label: Monitor Function: Indicates that an SNMP management agent is connected to and managing the hub LED Activity Condition Indication BLINKING ON Hub is connected to and managed by an Agent.
EtherHub 1500 System User’s Guide 2-6 Hardware Description Jabber Color: Red Label: Jabber Function: Jabber lock-up indicator Jabber refers to an abnormal Ethernet frame transmission. The frames causing jabber are normally much too long. This may result from a malfunctioning Ethernet card and may cause data loss for all network users.
EtherHub 1500 System User’s Guide Hardware Description 2-7 Alert Color: Yellow Label: Alert Function: Indicates hardware or hub ID setting problems LED Activity Condition Indication BLINKING LIGHT ON Ha rd war e or hub ID setting error has oc curred.
EtherHub 1500 System User’s Guide 2-8 Hardware Description These LEDs monitor the share of valid network frames transmitted by this hub within a 10Mbps bandwidth. They provide a quick way to monitor the current traffic load relative to the network’s capacity.
EtherHub 1500 System User’s Guide Hardware Description 2-9 Segment LED Indicators Color: Green Label: Function: Indicates which segment is attached to the hub There are 3 Ethernet segments embedded in the FlexBus 1500 ports located on the back plane of the EtherHub 1500 series.
EtherHub 1500 System User’s Guide 2-10 Hardware Description Hub ID Indicators Color: Green Label: Function: Indicates Unit ID Setting In a stacked system, each hub unit has a unique ID. The EtherHub 1500 hub series is equipped with a function that automatically sets the hub ID, freeing the user from this task.
EtherHub 1500 System User’s Guide Hardware Description 2-11 PARTITION/DISABLE LED Activity Condition Indication STEADY RED LIGHT PARTITION Indicates port partitioning due to an abnormal network condition. BLINKING RED LIGHT DISABLE Indicates the port has been disabled NO LIGHT OFF Port is in good condition.
EtherHub 1500 System User’s Guide 2-12 Hardware Description LINK/TRAFFIC LED Activity Condition Indication STEADY GREEN LIGHT ON Indicates a valid link has been established on this port. BLINKING GREEN LIGHT ON Indicates the port is receiving packets; blinking is proportional to the traffic passing through the port.
EtherHub 1500 System User’s Guide Hardware Description 2-13 Diagnostic Test LED Indicators The RJ-45 PARTITION/DISABLE LEDs not only monitor the partition or disabling of an RJ-45 port, they also monitor diagnostic test results.
EtherHub 1500 System User’s Guide 2-14 Hardware Description The system tests each component one at a time. The corresponding LED will display a blinking light (ON) after test completion to indicate which component failed the test. No light means all the hub components passed the diagnostics.
EtherHub 1500 System User’s Guide Hardware Description 2-15 STP Station Ports The unit has sixteen RJ-45 station ports. Using shielded or unshielded (STP or UTP) twisted-pair cable, connect your workstation (via the network interface card’s port) to any available RJ-45 port.
EtherHub 1500 System User’s Guide 2-16 Hardware Description Rear Panel Displays This section describes significant features of the unit’s rear panel.
EtherHub 1500 System User’s Guide Hardware Description 2-17 BUS IN Using a FlexBus 1500 cable, connect this port to the BUS OUT port of an EtherHub-16i + or any EtherHub 1500 series hub. BUS OUT Using a FlexBus 1500 cable, connect this port to the BUS IN port of an EtherHub-16i + or any EtherHub 1500 series hub.
EtherHub 1500 System User’s Guide 2-18 Hardware Description BNC Module (10BASE2) The BNC module has a built-in transceiver with a BNC port for connection using thin coaxial cable.
3-1 Chapter 3: Hardware Installation This chapter describes how to install the hardware unit. Before You Begin 1. Before installing the hub, verify that the electrical values meet the following specifications.
EtherHub 1500 System User’s Guide 3-2 Hardware Installation Hardware Installation 1. Find a location for the hub. The unit is suitable for desktop or rack-mount installation. A good location is at the center of all the devices you want to link, close to the trunk segment, and near a power outlet.
EtherHub 1500 System User’s Guide Hardware Installation 3-3 Stacking Hubs without a Rack 1. Stick a self-adhesive rubber foot (comes with this package) on the 4 hollow spaces at the bottom of the first hub. 2. Place the first hub in the area where you want the stack to be installed.
EtherHub 1500 System User’s Guide 3-4 Hardware Installation Mounting Hubs on a Rack 1. Confirm that the rack you will use is an EIA standard-size 19-inch rack. 2. Use the screws provided with the mounting rack to mount the hub using the hub’s mounting brackets.
EtherHub 1500 System User’s Guide Hardware Installation 3-5 Connecting the Hub System 1. Plug one end of the FlexBus 1500 cable (provided) in the BUS OUT port of the top hub and the other end to the BUS IN port of the next hub. Repeat this step for each hub in the stack.
EtherHub 1500 System User’s Guide 3-6 Hardware Installation 3. Connect the hub to an Ethernet trunk, if necessary. (Applies only to hubs with a slide-in module transceiver installed in the ALT PORT.
EtherHub 1500 System User’s Guide Hardware Installation 3-7 The unit will automatically select the setting that matches the input voltage connected. Therefore, no additional adjustments are necessary when connecting it to any input voltage within the range marked on the rear panel.
EtherHub 1500 System User’s Guide 3-8 Hardware Installation Remote Out-of-Band Configuration If you use a remote PC to configure the EtherHub 1500 via modem connections, at the remote site make sure the modem’s baud rate is 9600 and that the AT com mand is supported.
EtherHub 1500 System User’s Guide Hardware Installation 3-9 to Mod em to Hu b 9-PI N IN OUT SERIAL PORT FLEX-BUS 15 00 ALT POR T Mode m black c olor gray co lor PC Modem PSTN Figur e 3.
EtherHub 1500 System User’s Guide 3-10 Hardware Installation In-Band Configuration If you use AccView/Open or other network management software to configure the EtherHub 1500, then set up your in- band Network Management Station. The in-band network management station is the personal computer used to run your network management software.
EtherHub 1500 System User’s Guide Hardware Installation 3-11 2. Turn it off again before exceeding 30 sec onds to prevent it from returning to a Master mode. 3. Add the newly configured Slave agent to the Hub stack using the FlexBus 1500 cable. 4. Turn the Slave agent on again.
4-1 Chapter 4: Setup and Configuration System Setup Diagnostic Tests Upon Power On Upon power on, the system performs an internal self-diagnostic test of major hub components. If any component fails during the test, the hub will try to complete the diagnostic procedure.
EtherHub 1500 System User’s Guide 4-2 Setup and Configuration During Normal Operation You can use the Configure button any time you want the system to perform a diagnostic test. However, when testing begins, the system leaves normal operation. If no problem is encountered by diagnostics, the system automatically returns to normal operation.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-3 FlexBus 1500 Management Link The management link in a chain of cascaded hubs must be connected to manage the stack as a single unit. This means that only hubs connected using the FlexBus 1500 can be controlled by an SNMP management agent.
EtherHub 1500 System User’s Guide 4-4 Setup and Configuration Slave agent will be replaced by the Master agent’s data. As a result, the Slave agent will assume the Master’s IP address when taking over the system.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-5 Hot Remove Function The EtherHub 1500 system supports a “hot remove” capability that allows you to connect/disconnect the EtherHub .
EtherHub 1500 System User’s Guide 4-6 Setup and Configuration Activate the EtherHub 1500 System Configuration Program from a local console or via modem connection as described below.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-7 Figure 4.2 DCE/DTE Dialog Box 4. Select the appropriate option in the DCE/DTE dialog box: • Terminal Channel for local hookup. • Modem Channel for remote connection via modems. Select Modem Channel to open the Phone List menu as shown in Figure 4.
EtherHub 1500 System User’s Guide 4-8 Setup and Configuration EtherHub 1500 System Configuration Program (EtherHub-16mi + only) Accton provides a proprietary, user-friendly, menu driven out- of-band program (EtherHub 1500 System Configuration Program).
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-9 System Menu Information Configuration Trap Managers Download Restart Factory Settings Displays EtherHub system information. Modifies various parameter settings necessary for communicating with the management agent.
EtherHub 1500 System User’s Guide 4-10 Setup and Configuration Changing System Configuration Use the Configuration command from the System Menu to modify current values for the following parameters: Parameter Description IP Address IP address of the agent you’re managing.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-11 Downloading System Software Use the Download command from the System Menu to load available software updates into the agent’s flash ROM . The download file should be an EtherHub 1500 *.
EtherHub 1500 System User’s Guide 4-12 Setup and Configuration Control Menu Hub Port Backup Port Push Button Includes hub description and commands to isolate/reattach network connection, or assign hub to a specified segment. Includes port description and command to enable/disable selected port.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-13 Configuring Port Parameters Use the Port command from the Control menu to configure the ports for any hub in the stack. (Select the required hub using the <F4> and <F5> function keys.
EtherHub 1500 System User’s Guide 4-14 Setup and Configuration Setting the External Configure Buttons Use the Push Button command in the Control Menu to disable or enable the Configure button on any hub. Performance Menu Displays statistics for the System (entire stack), selected Segment , selected Hub , or all Ports on a specified hub.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-15 To set thresholds, 1. Open the Threshold dialog box from the menu bar. 2. Select the system component (Type: System, Any Hub, Any Port, Select Hub, Select Port). If you choose Select Hub or Select Port, then choose the Hub ID or Port ID using the <F2> function key.
EtherHub 1500 System User’s Guide 4-16 Setup and Configuration Using the Configure Button Depending on the model you purchased, there are 5 (EtherHub- 16i + ) or 6 (EtherHub-16mi + ) configuration f.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-17 • A " short press " is used to switch betw een the selections available within each function . For example, in Segm ent Setting, there are 4 selections av ailable. B y using a "short press" on the Configure button, you can mov e from one selection (e.
EtherHub 1500 System User’s Guide 4-18 Setup and Configuration Selections Available This section shows the selections available for each function and the corresponding LED display. The functions are listed here in sequence. Segment Setting Active LEDs: Segment LEDs Attach the hub to one segment.
EtherHub 1500 Sy stem User’s Guide Setup and Configuration 4-19 Master Agent Setting (EtherHub-16mi + only) Active LEDs: PARTITION/DISABLE LED 1 LINK/TRAFFIC LED 1 (labeled Master ) You can set the hub as a Master (main) or Slave (backup) agent. If the Master agent fails, the Slave agent takes over its functions.
EtherHub 1500 System User’s Guide 4-20 Setup and Configuration Diagnostic function Active LEDs: PARTITION/DISABLE LED 2 (EtherHub-16i + ) PARTITION/DISABLE LED 3 (EtherHub-16mi + ) LINK/TRAFFIC LED(labeled Diag) Enabling the Diagnostic function will activate diagnostic tests similar to the one performed upon power on.
5-1 Chapter 5: Applications The EtherHub 1500 series stackable hubs are designed to provide network installers flexibility in configuring their network connections. A hub can be used as a simple stand- alone hub or connected with other hubs using various configurations.
EtherHub 1500 System User’s Guide 5-2 Applications Attaching Stack to Three Segments This example shows 3 independent Ethernet LANs in a stacked system. Hubs 1, 2 and 3 are attached to segment 2, while hubs 4 to 7 are attached to segment 1, and hubs 8 to 10 are attached to segment 3.
EtherHub 1500 System User’s Guide Applications 5-3 Attaching Stack to Multiple Segments You can interconnect the hubs in a stack using a multi-segment configuration. In a stacked system, some hubs may be connected to a segment while others are isolated (not attached to a segment).
EtherHub 1500 System User’s Guide 5-4 Applications Each Hub is Isolated In this example, each hub in the stack is an independent segment (isolated). Hubs 2 to 10 are not connected to any of the 3 segments embedded in the FlexBus 1500 cabling; while the EtherHub-16mi + (EtherHub 1500 Agent), though attached to Segment 1, is functionally isolated.
EtherHub 1500 System User’s Guide Applications 5-5 Extending the Netw ork w ith STP/BNC Connecti ons Extend your network by connecting any of the hubs in a stacked system to other compatible hubs using the STP and/or ALT port connections. In the diagram below, a stand-alone hub is connected to hub 5 in the stacked system using the STP connection.
EtherHub 1500 System User’s Guide 5-6 Applications Linking a Stack to a Network Management Station In a stacked system, connect the in-band management workstation to the same segment that the management agent is attached to. In this example, the management agent is attached to segment 1.
EtherHub 1500 System User’s Guide Applications 5-7 Interconnecting Segments The 3 segments within a stacked system can be combined into an interconnected network using Accton’s EtherHub-SBH. Connect the EtherHub-SBH to the hub management agent as illustrated below.
EtherHub 1500 System User’s Guide 5-8 Applications Linking a Distributed Segment Hubs installed at various locations can be managed by a single EtherHub 1500 Agent when they are connected to the Agent via a FlexBus 1500 port connection. Hubs can be connected to a single-segment domain (i.
EtherHub 1500 System User’s Guide Applications 5-9 Linking Distributed Segments Hubs installed at various sites can be managed by a single EtherHub 1500 Agent when they are connected to the Agent via the FlexBus 1500 port connection. However, all hubs must be connected to the same segment at the central site.
A-1 Appendix A: Product Specifications Features Expansion Up to 10 modules (170 station ports) Expansion Interface FlexBus 1500 cable Segmentation Supports 3 or more segments in a stack Fault Tole.
EtherHub 1500 System User’s Guide A-2 Product Specifications Specifications for FlexBus 1500 Cable The FlexBus 1500 is a category 5 STP cable used to connect stacked EH1500+ or compatible hubs. It supports segment configuration setup and management functions for EH1500+ or compatible hubs.
EtherHub 1500 System User’s Guide Product Specifications A-3 Attenuation for Horzontal FlexBus 1500 Cable Maximum Attenuation in dB for 305m (1000ft) of cable @ 20 ° C Frequency (MHz) db 0.064 2.2 0.256 3.2 0.512 4.5 0.772 5.5 1 6.3 41 3 81 8 10 20 16 25 20 28 25 32 31.
EtherHub 1500 System User’s Guide A-4 Product Specifications Standards Compliance Standards Ethernet-IEEE 802.3 Repeater Standard and Repeater Management Standard Safety UL 1950 USA CSA 22.2-950 Canada TÜV/GS/EN60950 Germany IEC 950 International Electromagnetic Emissions FCC Class A Electrostatic IEC 801.
B-1 Appendix B: Pin Assignments The following table lists the pin assignments for each pair used in the FlexBus 1500 cable. FlexBus 1500 Pin Description FlexBus 1500 4-pair Wiring Color Codes & Fu.
EtherHub 1500 System User’s Guide B-2 Pin Assignments DB9 Serial Port to RJ-45 Converter Connector Pin Assignment Description RJ-45 Pin Mapping EH1502s DB9 Connector DTR (Data Terminal Ready) 1 4 Rx.
EtherHub 1500 System User’s Guide Pin Assignments B-3 DB25 RS232 to RJ-45 Converter Connector Pin Assignment Description RJ-45 Pin Mapping EH1502s DB25 Connector DTR (Data Terminal Ready) 1 20 RxD (.
EtherHub 1500 System User’s Guide B-4 Pin Assignments Connection from EH1502 9- Pin Serial Port to Modem’ s 25-Pin DCE Port EH1502’s 9-Pin Modem’s 25-Pin Serial Port DCE Port 1 < ----------.
C-1 Appendix C: Product Support Services Product Registration Fill in the Owner Registration Card and mail it to Accton Technology Corporation. Accton will keep your record and inform you of any new Accton unit developments.
EtherHub 1500 System User’s Guide C-2 Product Support Services After repair, Accton will inform you of the date of delivery and the exact amount due. Please send the payment by T/T (Telegram Transfer), and Accton will send you the fixed component after receiving payment.
EtherHub 1500 System User’s Guide Product Support Services C-3 Interactive Fast Fax (U.S.A. office) Printed technical documentation can be FAX’ed to your FAX machine, 24-hours a day. • Call 408-452-8811 to reach Accton’s interactive Fast FAX service.
EtherHub 1500 System User’s Guide C-4 Product Support Services Limited Warranty Accton warrants to the original owner that the product delivered in this package will be free from defects in material and workmanship for the lifetime of the product.
EtherHub 1500 System User’s Guide Product Support Services C-5 Return Process Before you may return any Accton product to Accton, you must request an RMA number by calling, FAXing or writing Accton’s Service Department at the address listed below.
EtherHub 1500 System User’s Guide C-6 Product Support Services Ordering Information • EtherHub-16i + (EH1501s) Intelligent 16-port 10BASE-T (RJ-45) multi- segment Ethernet hub with one 10BASE2 (BN.
Glossary 1 Glossary 10BASE-T IEEE’s specifications for running Ethernet using twisted-pair. AccView/Open AccView/Open is a complete network management product with modules for managing Accton devices. Alt Port An optional port found on the backplane of the EtherHub.
EtherHub 1500 System User’s Guide 2 Glossary A 16-port intelligent hub with an SNMP-based network management agent. It is a component of Accton’s EtherHub 1500 System. Ethernet A network communication system developed and standardized by DEC, Intel, and Xerox, using baseband transmission, CSMA/CD access, logical bus topology, and coaxial cable.
EtherHub 1500 System User’s Guide Glossary 3 Type of architecture that enhances traffic management and network bandwidth utilization by segregating network traffic. Network Management Station The computer used to run AccView/Open. It is used by the network manager to monitor the network.
1 Index A Accton’s Out-of-Band Program EtherHub 1500 System Configuration Program • 4-8 AccView/Open • 1-2, 1-4, 1-5, 2-11 Alert LED • 2-7 Allignment Errors • 4-14 ALT Port • 2-17, 2-18 Al.
EtherHub 1500 System User’s Guide 2 Index EtherHub-SBH • 1-3 Event Activation • 4-15 F Factory Settings • 4-9 FCC Warning • i flash ROM • 4-11 FlexBus 1500 • 2-16 Management Link • 4-3.
EtherHub 1500 System User’s Guide Index 3 O Ordering Information • C-6 Out-of-Band Configuration • 4-5 Out-of-Band Configuration Program • 3-9 P partition • 4-13 PARTITION/DISABLE LEDs • 2.
EtherHub 1500 System User’s Guide 4 Index Timeout (Downloading) • 4-11 Total Errors • 4-14, 4-15 Traffic • 2-12 Trap Managers • 4-9 TROUBLESHOOTING • 2-12 U Using the Configure Button • .
EH1501s EH1502s E0895-R01 150482-101.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Accton Technology 1500 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Accton Technology 1500 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Accton Technology 1500, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Accton Technology 1500 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Accton Technology 1500, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Accton Technology 1500.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Accton Technology 1500. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Accton Technology 1500 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
