3Com OfficeConnect 3CRWE254G72 User Manual
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3Com OfficeConnect 3CRWE254G72 User Manual

Wireless 11g usb adapter
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User Guide

OfficeConnect
Wireless 11g USB Adapter
http://www.3com.com
Published December 2003
User Guide Version 1.0
Part No. DUA-0025-4AAA01

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Summary of Contents for 3Com OfficeConnect 3CRWE254G72

  • Page 1: User Guide

    User Guide OfficeConnect Wireless 11g USB Adapter http://www.3com.com Published December 2003 User Guide Version 1.0 Part No. DUA-0025-4AAA01...
  • Page 2 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change. 3Com Corporation provides this documentation without warranty, term, or condition of any kind, either implied or expressed, including, but not limited to, the implied warranties, terms or conditions of merchantability, sat- isfactory quality, and fitness for a particular purpose.

  • Page 3: Table Of Contents

    CONTENTS 1 Introduction 1.1 Features 1.2 Package Contents 1.3 System Requirements 1.4 Your 3Com OfficeConnect Wireless 11g USB Adapter 2 Installation 2.1 Installation Procedures 2.2 Windows XP Installation Notes 3 Configuration Utility 3.1 System Tray Icon 3.2 3Com USB Wireless Card Manager 3.2.1 Configuration Tab...
  • Page 4 D Regulatory Compliance Information D.1 FCC Part 15 Notice (Applicable to use within the USA) D.2 Unintentional Radiator D.3 Manufacturer’s Declaration of Conformity D.4 Industry Canada Notice (Applicable for use within Canada) D.5 Avis de conformité à la réglementation d’Industrie Canada D.6 Industry Canada (IC) Emissions Compliance Statement D.7 Avis de conformité...

  • Page 5: Introduction

    This standard is five times faster than the 802.11b standard and allows you to wirelessly network faster (up to 54Mbps) than ever. To obtain the most benefit from your 3Com OfficeConnect Wireless 11g USB Adapter, please read this manual carefully before using the adapter.

  • Page 6: System Requirements

    PC to version 2.0. 1.4 Your 3Com OfficeConnect Wireless 11g USB Adapter Insert the 3Com OfficeConnect Wireless 11g USB Adapter into the USB port of your computer or laptop. You may twist or rotate your 3Com OfficeConnect Wireless 11g USB Adapter to best meet your network connectivity and space needs.

  • Page 7: Installation

    2.1 Installation Procedures To install the adapter, please read and follow the instructions below. 1. Plug your 3Com OfficeConnect Wireless 11g USB Adapter into a USB 2.0 port on your machine. 2. Once your system detects the device, the Found New Hardware Wizard dialog box appears.
  • Page 8 4. Select Search for the best driver in these locations. Check Include this location in the search, and use the Browse button to find the location of your CD-ROM drive. See Figure 3. Found New Hardware Wizard Dialog Box: Search and Installation Figure 3 Options M101703V10...
  • Page 9 5. Open the folder named Driver, and click OK. See Figure 4. Browse For Folder Dialog Box Figure 4 6. Click Next and the system will start to copy the drivers found. See Figure 5. Found New Hardware Wizard Dialog Box: Search and Installation Figure 5 Options 7.
  • Page 10 Your OfficeConnect Wireless 11g USB has been tested to work with the operating systems listed in Chapter 1. Select Continue Anyway to proceed with the installation. See Figure 6. Hardware Installation Dialog Box Figure 6 M101703V10...
  • Page 11 Installation 8. Click Finish to complete the driver installation. This completes the driver installation. See Figure 7. Found New Hardware Wizard Dialog Box: Finish Screen Figure 7 M101703V10...
  • Page 12 9. You must now install the utility program for the USB adapter. Double-click the My Computer icon and double-click the CD-ROM drive icon. The utility program installs automatically. See Figure 8. My Computer Dialog Box Figure 8 M101703V10 Double-click the CD-ROM icon.
  • Page 13 Figure 10 12. Double-click the icon to launch the application and open the 3Com USB Wireless Card Manager dialog box to configure your adapter. For more details about 3Com USB Wireless Card Manager, please refer to Chapter 3, Configuration Utility. M101703V10...

  • Page 14: Windows Xp Installation Notes

    3Com USB Wireless Card Manager to manage your adapter. To use the Zero Configuration tool, refer to Chapter 5. To use the 3Com USB Wireless Card Manager under Windows XP, you need to disable the default settings of your Windows XP Wireless Zero Configuration utility.
  • Page 15 Installation 2. Right-click the Network Connections icon in the task bar to open the Wireless Network Connection Status dialog box. Select Properties. See Figure 13. Wireless Network Connection Status Dialog Box Figure 13 M101703V10...
  • Page 16 Figure 14 4. Click OK. The Windows XP Wireless Zero Configuration is now disabled. You can now monitor and configure the adapter via 3Com USB Wireless Card Manager. For more information on the 3Com USB Wireless Card Manager, please refer to Chapter 3, Configuration Utility.

  • Page 17: Configuration Utility

    Excellent Link Quality • Radio Off Right-clicking the 3Com USB Wireless Card Manager icon in the system tray opens the following menu (see Figure 15): • Default: Use this command to connect to the default network • Show: Use this command to open the utility program.

  • Page 18: 3Com Usb Wireless Card Manager

    3Com USB Wireless Card Manager dialog box. You may also launch this dialog box by clicking Start on the taskbar and choosing All Programs from the menu, and then selecting 3Com OfficeConnect Wireless 11g USB Adapter Utility from the submenu of 3Com Wireless Utility.

  • Page 19: Configuration Tab

    3.2.1.1 Select Profile A profile is a named set of operating parameters for your 3Com OfficeConnect Wireless 11g USB Adapter. Click the down arrow at the right of this item to view all available profiles for your adapter. You may set new values for the selected profile.
  • Page 20 3.2.1.2 SSID The SSID (Service Set Identifier), also known as the Network Name, must be unique to distinguish itself as a particular wireless network. All wireless points in the network area share the same SSID. Type your network SSID in the SSID field to associate with access points or stations within the specified wireless LAN.
  • Page 21 3.2.1.5 Operating Mode The 3Com OfficeConnect Wireless 11g USB Adapter offers the following modes: • Infrastructure mode: The Infrastructure (or Access Point) mode allows you to communicate with a wired network via an access point. If you wish to operate in this mode, you must enter an identical SSID to make a communication with the intended access point.
  • Page 22 Check the table below to find the valid key length of each encryption type: Key Type 64 bit 5 characters ASCII 10 digits Hexadecimal 3.2.1.8 Default Key Indicate which WEP key you intend to use for the WEP encryption from the pull- down menu.

  • Page 23: Link Information Tab

    3.2.2 Link Information Tab The Link information tab displays information about the current link. See Figure 18. 3Com USB Wireless Card Manager Dialog Box: Link Information Tab Figure 18 3.2.2.1 Associated BSS ID This field shows the MAC Address of the current associated entry. If you are in Infrastructure mode, this is a connected access point.
  • Page 24 This field shows the current connection network name. 3.2.2.5 Throughput These fields show the current transmission rate (Tx Fragments) and receiving rate (Rx Fragments) on your 3Com OfficeConnect Wireless 11g USB Adapter. These values will vary according to usage and connection quality. 3.2.2.6 Link Quality The Link Quality graph shows the percentage of successfully transmitted or received signal data for the associated access point beacon within a limited period.

  • Page 25: Ip Information Tab

    Go to the IP information tab to view the IP settings for the adapter. Click Release to release the current IP setting, and click Renew to obtain a new IP for the USB adapter. See Figure 19. 3Com USB Wireless Card Manager Dialog Box: IP Information Tab Figure 19 The following fields are available: •...

  • Page 26: Site Survey Tab

    Network name (SSID), Base Station Network ID, Channel, Encryption, Signal Strength, and Network Type. See Figure 20. 3Com USB Wireless Card Manager Dialog Box: Site Survey Tab Figure 20 To make a direct association with any site on the list, double-click on the intended entry.

  • Page 27: Version Information Tab

    This tab shows the following general software information for your 3Com OfficeConnect Wireless 11g USB Adapter: • Driver version: This field shows the current version and release date of the 3Com OfficeConnect Wireless 11g USB Adapter driver. • Application version: This field shows the current version and release date of the 3Com OfficeConnect Wireless 11g USB Adapter utility program.

  • Page 28: Advanced Properties Tab

    1. Right-click the My Computer desktop icon and choose Properties from the menu. 2. Choose the Hardware tab and click Device Manager. 3. Expand Network adapters and find 3Com OfficeConnect Wireless 11g USB Adapter. Right-click the item and choose Properties from the menu. See Figure 22.
  • Page 29 4. Click the Advanced tab in the dialog box. See Figure 23. 802.11g/b WLAN USB (2.0) Adapter Properties Screen: Advanced Tab Figure 23 5. The value for each property shown in the Property column is displayed to the right in the Value menu. Use the drop-down menu to change the value settings for any property.

  • Page 30: Configuration Profile

    4.1 Configuration Profile Use the Configuration Profile property to specify a pre-defined profile with standard parameters. The following values are available: • B only: This profile is for adapter operation in 802.11b environments only. • B WiFi: This profile is for adapter operation in 802.11b that conform to WiFi standards.

  • Page 31: Power Save Mode

    4.5 Power Save Mode The Power Save Mode property turns the Station Power Save feature on or off. The power save feature decreases the amount of power consumed by the adapter by powering off the radio for short periods. This feature helps extend battery life. The following values are available: •...

  • Page 32: Using Wireless Zero Configuration For Managing The Adapter

    Using Wireless Zero Configuration for Managing the Adapter 5 USING WIRELESS ZERO CONFIGURATION FOR MANAGING THE ADAPTER If you would like to use the Windows XP Wireless Zero Configuration tool to manage your system so that it works with WPA Compliant AP, you must download a WPA supplicant and install it first.
  • Page 33 Using Wireless Zero Configuration for Managing the Adapter 2. Go to the Wireless Networks tab, and check the Use Windows to configure my wireless network settings checkbox. See Figure 25. Step 2 Step 3 Wireless Connection Properties Window Figure 25 3.
  • Page 34 4. In the Wireless Network Properties window, you need to set the parameters for the selected network in the Wireless network key section. See Figure 26. Wireless Network Properties Window: Wireless Network Key Figure 26 If the wireless network that you are connecting to uses authentication and encryption, then you should set the adapter with the same settings to ensure a successful connection.
  • Page 35 5. In the Network Authentication field, select WPA-PSK. In the Data Encryption field, select TKIP. See Figure 27. Wireless Network Properties Window: Network Authentication and Data Figure 27 Encryption M101703V10...
  • Page 36 6. Enter the key string in the Network key field and in the Confirm network key field. Click OK. See Figure 28. Wireless Network Properties Window: Network Key Figure 28 WPA-PSK (Pre Shared Key) is designed for home network or SOHO environments. It provides strong authentication and encryption functions to protect your wireless network against intrusion.

  • Page 37: A Obtaining Support For Your Product

    Product Registration, Repair Services, and Service Request. A.2 Purchase Value-Added Services To enhance response times or extend warranty benefits, contact 3Com or your authorized 3Com reseller. Value-added services can include 24x7 telephone technical support, software upgrades, onsite assistance or advance hardware replacement.

  • Page 38: Contact Us

    • Diagnostic error messages • Details about recent configuration changes, if applicable To send a product directly to 3Com for repair, you must first obtain a return authorization number (RMA). Products sent to 3Com, without authorization numbers clearly marked on the outside of the package, will be returned to the sender unopened, at the senderís expense.
  • Page 39 1800 801 777 New Zealand 0800 446 398 You can also obtain support in this region using the following e-mail: apr_technical_support@3com.com Or request a repair authorization number (RMA) by fax using this number: + 65 543 6348 Country Telephone Number...
  • Page 40 Country Telephone Number Latin America Telephone Technical Support and Repair (1 of 2) Antigua 1 800 988 2112 Argentina 0 810 444 3COM Aruba 1 800 998 2112 Bahamas 1 800 998 2112 Barbados 1 800 998 2112 Belize...
  • Page 41 Dominican AT&T +800 998 2112 Republic You can also obtain support in this region using the following: Spanish speakers, enter the URL: http://lat.3com.com/lat/support/form.html Portuguese speakers, enter the URL: http://lat.3com.com/br/support/form.html English speakers in Latin America should send e-mail to: lat_support_anc@3com.com US and Canada Telephone Technical Support and Repair...

  • Page 42: B Troubleshooting

    USB adapter, restart your system, and reinstall the adapter. See Section B.2, Uninstall the Driver and Utility. 5. A system with a successful installation of the 3Com OfficeConnect Wireless 11g USB Adapter has a dialog box like that shown below in Figure 1.

  • Page 43: Uninstall The Driver And Utility

    B.2 Uninstall the Driver and Utility Before you uninstall the driver, please make sure that 3Com USB Wireless Card Manager program is closed, and then follow the procedures below to uninstall the 3Com OfficeConnect Wireless 11g USB Adapter driver and the utility.
  • Page 44 5. Click Start on the taskbar and choose Control Panel from the Settings menu. 6. Select Add or Remove Programs. 7. Find the 3Com OfficeConnect Wireless 11g USB Adapter Utility program and click the Change/Remove button. See Figure 4. Add or Remove Programs Dialog Box Figure 4 8.

  • Page 45: Adapter Installation Problems

    B.3 Adapter Installation Problems If the adapter does not install properly, follow the guidelines below. 1. Right-click the My Computer icon and choose Properties to open the System Properties dialog box. 2. Click the Hardware tab, and then choose the Device Manager button. 3.

  • Page 46: C Specifications

    Operating Voltage Data Rate Transmit Power Receive Sensitivity Modulation M101703V10 3Com OfficeConnect Wireless 11g USB Adapter USB 1.1/2.0 IEEE 802.11, IEEE 802.11b, IEEE 802.11g 2.400 ~ 2.4835GHz (subject to local regulations) Power save mode=15mA, Standby mode=7mA, Transmit mode=370mA, Receive mode=340mA DSSS (11b), OFDM (11g) 5.0 V ±...
  • Page 47 Warranty 1 year Temperature Range 0~65°C (Operating) Humidity Max. 95% Non-condensing Operating Range Open Space: up to 400 meters; Indoors: up to 100 meters The transmission speed varies in the surrounding environ- ment. 3Com OfficeConnect Wireless 11g USB Adapter M101703V10...

  • Page 48: D Regulatory Compliance Information

    This product does not contain any user serviceable components. Any unauthorized product changes or modifications will invalidate 3Com’s warranty and all applicable regulatory certifications and approvals. The OfficeConnect Wireless 11g USB Adapter (3CRWE254G72) has been tested to the FCC exposure requirements (Specific Absorbtion Rate). D.2 Unintentional Radiator WARNING: This equipment has been tested and found to comply with the limits for a Class B digital device as applicable, pursuant to Part 15 of the FCC Rules.

  • Page 49: Manufacturer's Declaration Of Conformity

    This booklet is available from the U.S. Government Printing Office, Washington, D.C. 20402. Stock No. 004-000-00345-4. D.3 Manufacturer’s Declaration of Conformity 3Com Corporation, Corporate Headquarters, 350 Campus Drive, Marlborough, MA 01752-3064, USA Declares that the Product: Date: April 30, 2003...

  • Page 50: Industry Canada Notice (Applicable For Use Within Canada)

    Regulatory Compliance Information D.4 Industry Canada Notice (Applicable for use within Canada) This device complies with Canadian RSS-210. To prevent radio interference to the licensed service, this device is intended to be operated indoors and away from windows to provide maximum shielding. Equipment (or its transmit antenna) that is installed outdoors is subject to licensing.

  • Page 51: European Community Ce Notice

    • EN 60950 — Safety of information technology equipment, including electrical business equipment. Due to frequency restrictions, it is necessary to select your country before using this radio device. Refer to your 3Com Wireless LAN Manager online help for details. 3Com OfficeConnect Wireless 11g USB Adapter User Guide 3CRWE254G72...
  • Page 52 Regulatory Compliance Information M101703V10...
  • Page 54 3Com Corporation, Corporate Headquarters 350 Campus Drive, Marlborough, MA 01752-3064 To learn more about 3Com products and services, visit our World Wide Web site at www.3com.com All specifications are subject to change without notice. Copyright © 2003 3Com Corporation. All rights reserved.

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