3Com OfficeConnect 3CRWE454G75 Operating and maintenance instructions

Copyright © 2006 3Com Corporation. All rights reserved. 3Com and the 3Com logo are registered
trademarks of 3Com Corporation. All other company and product names may be trademarks of the
respective companies with which they are associated.
Part Number 10014994 Rev. AA
Published March 2006
Quick Start Guide
3Com OfficeConnect®
Wireless 54 Mbps 11g Access Point
3CRWE454G75 / WL-524
Guide de mise en route…7
Français
Guida introduttiva…13
Italiano
Kurzanleitung…19
Deutsch
Guía de inicio rápido…27
Español
Guia Rápido de Inicialização…33
Portuguese
Snabbreferensguide…39
Svenska

Quick Start Guide
3Com OfficeConnect®
Wireless 54 Mbps 11g Access Point
3CRWE454G75 / WL-524
The 3Com OfficeConnect®Wireless 54 Mbps 11g Access Point is IEEE 802.11g compatible,
IEEE 802.11b interoperable, and supports both 11b and 11g clients simultaneously. Additionally,
this 3Com OfficeConnect Wireless Access Point offers highly-secure wireless connectivity to your
wired network with IEEE 802.1x WEP and WPA/WPA2 data encryption and MAC-address filtering.
This Quick Start Guide describes the basic steps necessary to install and configure your 3Com
OfficeConnect Wireless Access Point (3CRWE454G75 / WL-524). Throughout this guide the
OfficeConnect Wireless 54 Mbps 11g Access Point is simply referred to as the Access Point.
About This Guide
This guide describes the basic installation of the Access Point. It covers the following topics:
•3Com OfficeConnect 54 Mbps 11g Access Point Features
•Observing Safety Precautions
•Step 1: Unpacking the Access Point
•Step 2: Preparing for Installation
•Step 3: Attaching the Antenna
•Step 4: Mounting the Access Point
•Step 5: Checking the LED Indicators
•Step 6: Configuring the Access Point
•Troubleshooting

2
OfficeConnect 54 Mbps 11g Access Point Features
Observing Safety Precautions
This equipment must be installed in compliance with local and national building codes, regulatory
restrictions, and FCC rules. For the safety of people and equipment, only professional network
personnel should install the Access Point.
Feature Description
Power Port The power port connects to the external power supply. Use only the 3Com
external power supply included in this package to power the Access Point.
Ethernet Port The Ethernet port provides a 10/100BASE-TX Ethernet connection to a
3Com Wireless LAN switch. Use a suitable RJ45 cable to connect your
Access Point to a computer or other equipment that has an Ethernet port
(such as a hub or a switch).
This port has an automatic MDI/MDIX feature, which allows you to use
either a straight-through or a crossover cable.
LEDs The LEDs indicate power and network activity. See “Checking the LED
Indicators” on page 5 for details.
Antenna Connector One RSMA antenna connector allows you to connect an antenna that
operates in the 2.4 GHz band.
Reset Button The Reset button is accessible on the rear of the access point. Push the reset
button to restore the access point to its factory default settings.
WARNING: To comply with FCC radio frequency (RF) exposure limits, a minimum
body-to-antenna distance of 20 cm (8 in.) must be maintained when the Access Point is
operational.
WARNING: To avoid possible injury or damage to equipment, you must use power supply
equipment that is safety certified according to UL, CSA, IEC, or other applicable national or
international safety requirements for the country of use. All references to power supply in this
document refer to equipment meeting these requirements.
RESET
NETWORK
Power Port
Ethernet Port
Reset Button
Antenna Connector
Power
LED
WLAN
LED
LAN
LED

3
1. Unpacking the Access Point
Make sure that you have the following items, which are included with the Access Point:
•One OfficeConnect Wireless 54 Mbps 11g Access Point
•One 3Com power adapter for use with the Access Point
•One cradle for vertical tabletop mounting
•Wall-mounting hardware: includes two threaded screws
•One CD-ROM containing the Setup Wizard software and
copies of this manual in additional languages
•One Warranty Flyer
2. Preparing for Installation
It is advisable to connect the power and check the Ethernet cables and LEDs before installing the
Access Point in a hard-to-reach location. Additionally, observe the following items before
mounting or connecting the Access Point:
3. Attaching the Antenna
Carefully unpack the standard detachable antenna that came included with your Access Point.
Screw the antenna on to the antenna connector on the Access Point and hand-tighten it. After
network startup, you may need to adjust the antenna to fine-tune coverage in your area.
For best results, adjust the antenna so that it is perpendicular to the floor and ceiling.
Installation Item Description
Hub or Switch To connect your wireless network to your wired network you will need an
additional hub or switch connected to the Access Point’s Ethernet port.
Cabling Make sure that standard Ethernet cable is installed at the site before you
install the Access Point.
Power
Requirements
Power can only be supplied using 3Com Power Adaptor which is included
with the Access Point.
Make sure the power outlet is accessible. The power supply plug is the only
means of disconnecting the Access Point from power.
MAC Address Record the Access Point MAC address in a safe place before the
Access Point is installed in a hard-to-reach location.
The MAC address is printed on the back of the Access Point.
CAUTION: Do not handle the antenna tips, especially after they are connected to the
Access Point. This could lead to electrostatic discharge (ESD), which could damage the
equipment.

4
4. Mounting the Access Point
The Access Point can be mounted using the following methods:
•Wall mounting
•Tabletop mounting (horizontally, or vertically using the supplied cradle)
.
Wall Mounting
To mount the Access Point to a wall:
1Locate a position on the wall which is free of obstructions.
2Screw two mounting screws into the wall 85 mm apart.
3Connect the Ethernet cable and power cable to the ports on the side of the Access Point.
4Align the holes on the back of the Access Point with the screws and hang the Access Point
on the screws.
.
CAUTION: The Access Point is intended for indoor use only. Do not install the
Access Point outdoors unless you install it in an appropriate outdoor enclosure.
85mm
Wall Mount
Tabletop Mount (horizontal) Tabletop Mount (vertical)

5
Tabletop Mounting
To install the Access Point on a flat surface such as a table or desktop:
1If you want to mount the Access Point vertically, secure the cradle to the bottom of the
Access Point. If you want to mount the Access Point horizontally, simply leave off the cradle.
2Place the Access Point on the table or other flat surface.
3Connect the Ethernet cable and power cable to the ports on the side of the Access Point.
5. Checking the LED Indicators
When the Access Point is connected to power, LEDs indicate activity as described in the following
table. A steady lit LED indicates connection; a blinking LED indicates activity.
CAUTION: Do not place the Access Point on any type of metal surface. Select a location
that is clear of obstructions and provides good reception.
LED Color Indicates
Power Green The Access Point is powered up and
operating normally.
Off The Access Point is not receiving power
or there is a fault with the power supply.
WLAN Green If the LED is on it indicates that wireless
networking is enabled. If the LED is
flashing, the link is OK and data is being
transmitted or received.
Off No wireless link is present.
LAN Green If the LED is on, the Ethernet link
between the port and the next piece of
network equipment is OK. If the LED is
flashing, the link is OK and data is being
transmitted or received.
Off No Ethernet link is present.
Power
WLAN
LAN

6
6. Configuring the Access Point
The CD shipped with your Access Point includes software to help you setup and administer the
Access Point. Perform the following steps to configure your Access Point for the first time:
1Insert the 3Com Access Point CD into your PC's CD-ROM drive. Your PC must be on your
wired network to set up the Access Point.
2Run the Set-up Wizard.
If the Set-up Wizard does not start automatically, launch the program by typing
autorun.exe.
3Follow the Set-up Wizard’s instructions on the screen.
4(Optional) Change the default settings.
The Access Point is preconfigured with a set of common default parameters. However, if you
would like to change these settings, the Access Point can be configured through your web
browser with the Web-based interface.
The default wireless settings for the Access Point are:
7. Troubleshooting
For troubleshooting information please refer to your User's Guide or visit 3Com’s World Wide
Web site: http://www.3com.com.
Password: admin
SSID: 3Com
Channel: 11-2.462GHz

Guide de mise en route
3Com OfficeConnect®
Wireless 54 Mbps 11g Access Point
3CRWE454G75 / WL-524
Le point d’accès sans fil 3Com OfficeConnect®Wireless 54 Mbps 11g Access Point répondant aux
normes IEEE 802.11g et IEEE 802.11b (compatibilité ascendante), il prend en charge à la fois les
clients 11b et 11g. En outre, ce point d’accès permet d’établir une connexion sans fil hautement
sécurisée à votre réseau câblé grâce aux chiffrements WEP et WPA/WPA2 (norme IEEE 802.1x) et
au filtrage des adresses MAC.
Le présent guide de mise en route indique la procédure à suivre pour installer et configurer votre
point d’accès 3Com OfficeConnect (3CRWE454G75 / WL-524). Par souci de clarté, le point
d’accès OfficeConnect Wireless 54 Mbps 11g Access Point est désigné par point d’accès dans ce
guide.
À propos de ce guide
Le présent guide décrit les étapes d’installation du point d’accès. Il comprend les sections suivantes:
•Présentation du point d’accès 11g 54 Mbit/s OfficeConnect
•Précautions relatives à la sécurité
•Étape 1 : Contenu du coffret
•Étape 2 : Préparation de l’installation
•Étape 3 : Raccordement de l’antenne
•Étape 4 : Fixation du point d’accès
•Étape 5 : Vérification des voyants lumineux
•Étape 6 : Configuration du point d’accès
•Dépannage

8
Présentation du point d’accès 11g 54 Mbit/s
OfficeConnect
Fonction Description
Connecteur
d’alimentation
Ce connecteur permet de raccorder le transformateur électrique. Utilisez
exclusivement le transformateur 3Com inclus dans le coffret pour alimenter
le point d’accès.
Port Ethernet Ce port permet d’établir une connexion Ethernet 10/100BASE-TX à un
commutateur ethernet 3Com. Utilisez un câble RJ45 pour connecter votre
point d’accès à un ordinateur ou un autre équipement doté d’un port
Ethernet (concentrateur ou commutateur, par exemple).
Ce port proposant une fonction MDI/MDIX automatique, vous pouvez
utiliser soit un câble droit, soit un câble croisé.
Voyants Les voyant lumineux s’allument lorsque le point d’accès est sous tension et
lorsque des activités sont en cours sur le réseau. Voir la section “Vérification
des voyants lumineux” on page 11 pour plus de détails.
Connecteur
d’antenne
Ce connecteur RSMA permet de brancher une antenne fonctionnant sur la
bande de fréquence 2,4 GHz.
Bouton de
réinitialisation
Ce bouton est placé sur le côté du point d’accès. Appuyez sur ce bouton
pour rétablir les paramètres par défaut du point d’accès.
RESET
NETWORK
Connecteur
Port Ethernet
Bouton de
Marche
(voyant)
Réseau local
(voyant)
Réseau local
(voyant)
sans fil d’alimentation
réinitialisation
Connecteur
d’antenne