
54M Wireless USB Adapter User Guide
Copyright Statement
is the registered trademark of Shenzhen Tenda
T echnology Co. , Ltd. All the products and product names mentioned
herein are the trademarks or registered trademarks of their
respective holders. Copyright of the whole product as integration,
including its accessories and software, belongs to Shenzhen Tenda
Technology Co., Ltd. Without the permission of Shenzhen Tenda
Technology Co., Ltd, any individual or party is not allowed to copy,
plagiarize, imitate or translate it into other languages.
All the photos and product specifications mentioned in this guide
are for references only. As the upgrade of software and hardware,
there will be changes. And if there are changes, Tenda is not
responsible for informing in advance. If you want to know more
about our product information, please visit our website at
www.tenda.cn.

Contents
Chapter 1 Introduction.................................................. 1
1.1 Product Features .............................................. 1
1.2 Product Deployment ......................................... 2
1.3 Package Contents ............................................. 2
Chapter 2 Installation Guide ......................................... 3
Chapter 3 Client Configuration Software....................... 8
3.1 Network Status................................................. 8
3.2 Configuration Management............................... 9
3.3 Site Survey ..................................................... 14
3.4 Statistics......................................................... 15
Appendix One: Acronyms and Terms........................... 16
Appendix Two: Product Specification .......................... 18

54M Wireless USB Adapter User Guide
1
Chapter 1 Introduction
W54U Wireless USB Adapter complies with IEEE 802.11g
and IEEE 802.11b standards, providing up to 54Mbps wireless
transmission rate which is 5 times the common 802.11b
products. It supports 64/128-bit WEP, WPA/WPA-PSK, WPA2
/WPA2-PSK encryption and 802.1x security authentication
mechanism to protect your network security. Besides, built-in
omni-directional smart antenna frees you from wired cables,
which allow you to share the Internet access anywhere, files and
fun, easily and securely.
1.1 Product Features
Supports IEEE 802.11g and IEEE 802.11b standards◆
Provides two work modes: Ad Hoc Mode and Infrastructure ◆
Mode
Provides up to 54Mbps transmission rate and up to 300 ◆
meters transmission distance
Detects the wireless network and changes the ◆ wireless
transmission rate automatically
Supports 64/128◆ -bit WEP, WPA/WPA -PSK, WPA2/WPA2-PSK
data encryption, and 802.1x security mechanism to protect
your network security
Provides easy configuration utility and monitor program, ◆
and supports Wireless Roaming function
Easy◆ -to-use and UPnP supported

54M Wireless USB Adapter User Guide
2
1.2 Product Deployment
54Mbps wi
reless USB Adapter offers fast, reliable and costeffective solution for wireless access. Deployment as
follows:
1. For staff who requires higher mobility in the office, they want
to have a ccess to traditio nal wired or wire less network in any
place of the company
2. Enterprise or individual who requires often changes in lay
out of network cables
3. Companies or places which are not suitable for LAN cable
laying out because o f budget or objective building, i ncluding
places of great interests, rent places or places for short-term
usage
4. Company or individual who avoids using expensive cables,
renting cables or renting rights for access.
1.3 Package Contents
Unpack the packets, and please find the following items:
One 54M Wireless USB Adapter
One CD-ROM

54M Wireless USB Adapter User Guide
Chapter 2 Installation Guide
This chapter is to assist you how to use included the CD-ROM
which comprises the Setup Wizard and the Client Configuration
Software.
The following steps on Setup Wizard are taken the Windows XP
as example.
1. Please insert the Wireless USB Adapter into the USB port of
your computer.
2. “Found New Hardware” system dialogue appears, and selects
“Cancel”.
3

54M Wireless USB Adapter User Guide
3. Inert the included CD-ROM into the CD-ROM drive of your
computer, and the Welcome screen appears. (If not appear,
double click the “Setup” icon.)
4. Click “Next”.
4

54M Wireless USB Adapter User Guide
5. After you read the Copyright Statement, click “Next”.
6. If there is no wireless USB adapter or incorrect connection,
the “No wireless USB Adapter detected” appears. Please follow
the figure shown to connect the USB.
5

54M Wireless USB Adapter User Guide
7. Click “Next”, and the installation is in progress.
8. During the installation, the following dialogue maybe appears.
Click the “Continue Anyway” to continue. There is no security
threat to your computer.
6

54M Wireless USB Adapter User Guide
9. Click “Finish” to complete the installation.
Note:
If your operating system is Windows 98 or Vista, you need select
the corresponding driver file on CD-ROM to install it manually.
7

54M Wireless USB Adapter User Guide
Chapter 3 Client Configuration Software
This software is for the W54U Wireless USB Adapter management. If it does not appear, select “Start”—“All Programs”
—“TENDA”—“W54U”.
3.1 Network Status
The current Network Status of the Wireless USB Adapter
8

54M Wireless USB Adapter User Guide
3.2 Configuration Management
In this screen, you allow to create new profiles for different
network requirements and save them.
Create a New: click this button to create new profiles for
Infrastructure mode and Ad-Hoc mode.
Ad-hoc Mode: allows joining one BSS (Basic Service Set)
(Usually Point to Point) and do not need access
point.
Infrastructure Mode: allows joining one ESS (Extended
Service Set) and needs access point.
Delete: select one configuration profile to delete it.
9

54M Wireless USB Adapter User Guide
10
Save: click to save any modification and setting for the
configuration profile.
Infrastructure Mode
Ad-Hoc Mode

54M Wireless USB Adapter User Guide
11
If the Infrastructure mode is selected, give a name to the
configuration profile and click “Next”. The Security screen will
appear.
Select one authentication mode
Select one encryption method

54M Wireless USB Adapter User Guide
12
Take Infrastructure mode for example: select Authentication
Mode/WPA-PSK, Encryption Method/TKIP, and enter the
Passphrase.
Click “Next” and “Finish” to complete the configuration.

54M Wireless USB Adapter User Guide
13
Back to “Configuration Management” screen and you can find
the configured profile is displayed in the left textbox.
Note:
1. A SSID is the public name of a wireless network. Only
the same SSID can communicate with each other on a
WLAN.
2. You need to know and keep the same authentication
mode and encryption method on a WLAN.

54M Wireless USB Adapter User Guide
3.3 Site Survey
Site Survey lists other wireless device’s status, including the
SSID, Signal Strength, Channel and MAC Address and so on as
shown below.
Refresh: click it to update the current wireless information
scanned.
Connect: select one wireless network scanned in the list, and
click “Connect” to start the wireless network connection.
14

54M Wireless USB Adapter User Guide
3.4 Statistics
It is about the traffic statistics of wireless network. From this
screen, you can know the general transmitted/received data
information.
15

54M Wireless USB Adapter User Guide
16
Appendix One: Acronyms and Terms
WLAN Wireless Local Area Network
802.11 A family of specifications developed by the IEEE
for WLAN technology.
802.11a An extension to 802.11 WLAN standard that
provides up to 54 Mbps transmission in the 5 GHz
UNI radio band.
802.11b An extension to 802.11 WLAN standard that
provides up to 11 Mbps transmission in the 2.4
GHz ISM radio band. 802.11b uses DSSS
modulation.
802.11g An extension to 802.11 WLAN standard that
provides up to 54 Mbps transmission in the 2.4
GHz ISM radio band. 802.11b uses OFDM
modulation and is backwards compatible with
802.11b.
Ad-Hoc A group of computers each with wireless adapters,
connected as an independent WLAN.
AES Advanced Encryption Standard
BSSID Basic Service Set ID
DHCP Dynamic Host Configuration Protocol
DSSS Direct Sequence Spread Spe ctrum. DSSS is one of
two types of spread spectrum radio. The other is
frequency-hopping spread spectrum(FHSS).
QoS Quality of Service

54M Wireless USB Adapter User Guide
17
OFDM Orthogonal Frequency Division Multiplexing
RADIUS Remote Authentication Dial In User Service
RTS Request to Send
SSID Service Set Identifier. A 32-character unique
identifier attached to the header of packets sent
over a WLAN that acts as a password when a
mobile device tries to connect to the BSS.
TCP/IP Transmission Control Protocol/Internet Protocol
TKIP Temporal Key Integrity Protocol
WDS Wireless Distribution System
WEP Wired Equivalent Privacy. A security protocol for
WLANs defined in the IEEE 802.11 standard.
WPA Wi-Fi Protected Access
WPA2 Wi-Fi Protected Access 2. The next generation of
Wi-Fi security, based on the 802.11i standard.
WPA2-PSK Wi-Fi Protected Access 2-Pre-shared Keys
WPA-PSK Wi-Fi Protected Access-Pre-shared Keys

54M Wireless USB Adapter User Guide
18
Appendix Two: Product Specification
Standard
IEEE802.11g, IEEE802.11b,
IEEE802.11e (QoS)
Port USB1.1,USB2.0
Frequency Range
2.4~2.4835GHz
Transmission Rate
54 Mbps, 48 Mbps, 36 Mbps, 24 Mbps,
18 Mbps, 12 Mbps, 9 Mbps, 6 Mbps,
11 Mbps, 5.5 Mbps, 2 Mbps, 1 Mbps
Antenna Gain 2dbm
Transmission Power Max. 20dbm
Modulation Method OFDM, CCK
Working Temperature
0℃~55℃
Storage Temperature
-20℃~65℃
Working Humidity
10%~90% RH non-condensing

版 权 声 明
是深圳市吉祥腾达科技有限公司注册商标。
文中提及到的其它商标或商品名称均是他们所属公司的商标或注
册商标。本产品的所有部分,包括配件和软件,其版权属深圳市吉
祥腾达科技有限公司所有,在未经过深圳市吉祥腾达科技有限公司
许可的情况下,不得任意拷贝、抄袭、仿制或翻译成其它语言。
本手册中的所有图片和产品规格参数仅供参考,随着软件或硬
件的升级会略有差异,如有变更,恕不另行通知,如需了解更多产
品信息,请浏览我们公司网站:http://www.tenda.com.cn
。

目 录
第一章 .................................... 1 产品简介
1.1 产品特性 ........................................................................1
1.2 产品应用 ........................................................................1
1.3 物品清单 ........................................................................2
第二章 .................................... 3 安装指南
第三章 ...................... 8 无线网卡配置软件的使用
3.1 网络状态 ...........................................................................8
3.2 配置管理 ..........................................................................9
3.3 站点检测 ........................................................................14
3.4 流量统计 ........................................................................15
附录一:常用术语解释 ............................... 17
附录二:产品规格 ................................... 18

54M 无线 USB 网卡用户手册
1
第一章 产品简介
W54U 无线 USB 网卡兼容 IEEE 802.11g、IEEE 802.11b 标准,无线传输
速率高达 54Mbps,是普通 11b 产品的 5 倍;支持 64/128 位 WEP 数据加密,
同时支持 WPA/WPA-PSK、WPA2/WPA2-PSK、802.1x 安全机制,保证您的无线
网络安全。内置全向智能天线,让您不再被有线固定式的束缚, 更提高了
使用上的便利性及机动性, 方便快捷的移动式共享网络资源。
1.1 产品特性
支持 IEEE 802.11g、IEEE 802.11b;
支持两种工作模式:Ad Hoc Mode 和 Infrastructure Mode;
最大传输速度可达 54Mbps,最远传输距离可达 300 米;
自动侦测网络及变换传输速率;
支持 64/128 位 WEP 数据加密,同时支持 WPA/WPA-PSK、
WPA2/WPA2-PSK、802.1x 安全机制,保证您的无线网络安全;
提供简单的配置、监控程序;
支持无线漫游功能;
轻松安装与设定, 即插即用,方便快捷;
1.2 产品应用
54M 无线 USB 网卡为无线访问提供快速、可靠、低成本的解决方
法。具体应用如下:

54M 无线 USB 网卡用户手册
2
1、那些想在企业里有更强移动性的工作人员,他们希望在公司内部
的任意地方都能访问传统的有线或无线网络;
2、那些要求某个区域或整个场所的局域网布线要能经常改变的企业、
个人;
3、由于建筑或预算的限制,那些不适合进行局域网布线的公司,比
如历史古建筑物、租用地或是临时地点;
4、避免使用昂贵的电缆线、租用线路或者通行权的公司、个人。
1.3 物品清单
W54U 无线 USB 网卡主要由以下部件组成。
54M 无线 USB 网卡 1块
使用光碟 1 张
保修卡 1 条

54M 无线 USB 网卡用户手册
第二章 安装指南
本章节指导您如何使用产品附带的光盘软件进行网卡软件包程序的安
装,软件包程序已把驱动程序、配置软件整合在一起,即在安装其配置软
件的过程中,将会自动安装其驱动程序。
本安装步骤以 Windows XP 操作系统为例进行说明,其它系统下的安装
过程,请参照本手册和操作系统的相关提示进行。
1、 把无线网卡插入电脑的 USB 接口。
2、 系统将会弹出“找到新硬件”的对话框,这里,我们推荐您选择“取消”
按钮,使用随附的快速安装光盘,可以帮助您轻松安装驱动程序和配
置软件;当然,您也可以点击“下一步”,手动安装驱动程序。
3

54M 无线 USB 网卡用户手册
3、 把随机附带的光盘放进您计算机的光驱中,程序会自动运行,(如果没
有自动运行,请双击光盘中的“Setup”文件)弹出欢迎界面。
4、 点击“下一步”弹出版权声明页面。
4

54M 无线 USB 网卡用户手册
5、 在您仔细阅读完版权声明后,请点击“下一步”。
6、 假如您没有插入无线网卡或者网卡连接不正确,系统会提示“没有检
测到无线网卡”,请按照图示正确连接无线网卡。
5

54M 无线 USB 网卡用户手册
7、 点击“下一步”,系统将自动安装驱动和配置软件。
8、 在安装过程中,会弹出 “没有找到数字签名”的对话框,请点击“仍
然继续”以继续安装,这不会影响配置软件的使用和您电脑系统的安
全。
6

54M 无线 USB 网卡用户手册
9、 最后,系统会提示安装完成,点击“完成”退出安装指南。
注意:在 Windows98 和 Vista 操作系统下,需从光盘中选择对应操作系
统的驱动文件,手动安装该驱动!
7

54M 无线 USB 网卡用户手册
第三章 无线网卡配置软件的使用
本配置软件可以对 W54U 无线网卡进行管理,所有的功能均可通过本软
件设置。假如配置软件没有自动运行。请点“开始---程序---TENDA---
W54U”,弹出软件的设置页面。
3.1 网络状态
显示网卡当前的工作状态
8

54M 无线 USB 网卡用户手册
3.2 配置管理
在配置管理中可以预先设置、保存好配置参数,同时储存多个配
置文件以适应不同网络的需要。
新建:可以新建一个用户配置文件,并且可以对其进行设置;点
击新建,弹出下面的框图,包含了对配置文件的基本设置。分别是
Infrastructure 模式和 Ad-Hoc 模式:
①对等(Ad-hoc)模式:允许加入一个基本服务集群,即点对点
模式,即不要求访问接入点 AP;
②基础结构(Infrastructure)模式:允许加入一个扩展基本服
务集群,即连接访问接入点。
删除:选中配置文件名称就可删除已有的配置文件。
保存:保存对当前配置文件的修改。
9

54M 无线 USB 网卡用户手册
11
若选定 Infrastructure 模式,输入一个配置名称,再点击“下一
步”,会弹出进一步的“安全”配置窗口,包括认证方式和加密方式。
认证方式选择
加密方式选择

54M 无线 USB 网卡用户手册
以 Infrastructure 模式,选 WPA-PSK 为验证方式,TKIP 加密方
式为例来说明配置的步骤。在验证方式处选择 WPA-PSK,它的加密方
式,会自动选择为 TKIP,然后在密码栏中输入密码并在确认栏输入同
样的密码确认,如下图:
再单击“下一步”,显示完成状态页,点击“完成”按钮完成配
置文件的新建。
12

54M 无线 USB 网卡用户手册
返回到“配置管理”窗口,在左边的配置文件栏,就增加了刚刚
以“Tenda”为名字的配置文件。
13

54M 无线 USB 网卡用户手册
注意:
1、SSID 用以区分不同的无线网络工作组,任何无线接入器或其
他无线网络设备要想与某一特定的无线网络工作组进行连接,就必须
使用与该工作组相同的 SSID。
2、您必须知道所要连接的接入点(AP)的加密方式及其密钥,
可在数据加密中填上 AP 的加密类型,在网络密钥中填上 AP 的密钥。
3.3 站点检测
显示当前设备(无线网卡)搜索到的其他无线设备及其工作状态
包括 SSID、信号强度、信道和 MAC 地址等(如图所示)。
14

54M 无线 USB 网卡用户手册
“刷新”,可以更新当前无线列表;
“连接”,首先选择要连接的无线网络,点击“连接”即可连接
无线网络。
3.4 流量统计
显示当前设备(无线网卡)与其他无线设备连接时一些数据量的
统计,可以了解到当前无线设备间数据的交换情况(如图所示)。
15

54M 无线 USB 网卡用户手册
17
附录一:常用术语解释
802.11a 工作在 5GHz 频带的 54Mbit/s 速率无线以太网协议;
802.11b 业界标准——工作在 2.4GHz 的 11Mbit/s 速率无线以太网协议;
802.11e 定义了无线局域网的服务质量(quality-of-service),例如支
持语音 IP;
802.11g 802.11b 的继任者,在 2.4GHz 提供 54Mbit/s 的数据传输率;
802.11h 对 802.11a 的补充,使其符合 5GHz 无线局域网的欧洲规范;
802.11i 无线安全标准,WPA 是其子集;
802.11j 日本所采用的等同于 802.11h 的协议;
802.11n 预计在 2008 年所采用的建议规范,此规范将使得 802.11a/g 无
线局域网的传输速率提升一倍;
802.15 基于蓝牙的个域网标准;
802.16 关于固定无线带宽(fixed-wireless broadband)的标准;
802.16a 也被称为 WiMax,在 30 英里范围内提供高达 70Mbit/s 的数据传
输率;
802.20 提供 1Mbit/s 速率的无线城域网;
802.1x 基于 EAP 的认证方案;
WEP Wired Equivalent Privacy,采用静态加密密钥的有线等效协议;
WPA Wireless Protected Access,无线(或 Wi-Fi)保护访问,采
用旋转密码(rotating keys)的 WEP 替代技术;
RSN Robust Security Network,强健的安全网络,WPA 的替代品,
基于 802.1x 以及先进加密标准。

54M 无线 USB 网卡用户手册
18
录二:产品规格
支持标准 IEEE802.11g,IEEE802.11b,IEEE802.11e (QoS)
附
支持端口 USB1.1,USB2.0 接口
频率范围 2.4~2.4835GHz
传输速率
54 Mbps 、48 Mbps 、36 Mbps 、24 Mbps 、18 Mbps、
12 Mbps、9 Mbps、6 Mbps、11 Mbps、5.5 Mbps、
2 Mbps、1 Mbps
天线增益 2dbm
发射功率 20dbm(最大值)
调制技术 OFDM(正交频分复用),CCK(补码键控)
工作温度 0℃~55℃
存储温度 -20℃~65℃
工作湿度 10%~90% RH 无凝结