U-Media WUB-310A User manual

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802.11b/g Wireless USB Adapter
User's Guide
Version 1.0

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Federal Communication Commission Interference Statement
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that
to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
FCC Caution: Any changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate this equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
IMPORTANT NOTE:
FCC Radiation Exposure Statement:
This device complies with FCC RF Exposure limits set forth for an uncontrolled environment, under
47 CFR 2.1093 paragraph (d)(2).
This transmitter must not be co-located or operating in conjunction with any other antenna or
transmitter.
This device was tested for typical by stander conditions that may occur during use. To comply with
FCC RF exposure requirements a minimum separation distance of 1.5cm must be maintained
between the user’s body and the device, including the antenna.
Maximum average SAR (1g) (FOR DSSS) is 0.275W/kg.
Maximum average SAR (1g) (FOR OFDM) is 0.109W/kg.
U-MEDIA declares that WUB-310A, ( FCC ID: SI5WUB310A ) is limited in CH1~CH11 for 2.4 
GHz by specified firmware controlled in U.S.A.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled 
environment. End users must follow the specific operating instructions for satisfying RF exposure 
compliance.

This transmitter must not be co-located or operating in conjunction with any other antenna or 
transmitter.

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CE Mark Warning
This is a Class B product. In a domestic environment, this product may cause radio interference, in
which case the user may be required to take adequate measures.
This transmitter must not be co-located or operation in conjunction with any other antenna or
transmitter.

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Table of Contents
Federal Communications Commission (FCC) Interference statement 2
CEMarkWarning 3
Chapter 1 - Getting Started
1.1 About Your 802.11b/g WLAN USB Adapter 5
1.2PackageContent 5
1.3 System Requirement 5
1.4LEDDefinition 6
1.5 Adapter Hardware and Utility Installation 6
1.6 Using the Utility to Configure Your Network 14
Chapter 2 – Maintenance
2.1 The Version Screen 25
2.2 Uninstalling the Driver 25
2.3 Uninstall the Client Utility 25
2.3 Upgrading the Wireless Utility 25

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Chapter 1 - Getting Started
This chapter introduces the Adapter and prepares you to use the Wireless Utility.
1.1 About Your 802.11b/g WLAN USB Adapter
The Adapter is an IEEE 802.11b, and 802.11g compliant wireless LAN adapter. With the Adapter,
you can enjoy wireless mobility within almost any wireless networking environment.
The following lists the main features of your Adapter.
9Your Adapter can communicate with other IEEE 802.11b/g compliant wireless devices.
9Automatic rate selection.
9Standard data transmission rates up to 54 Mbps.
9Offers 64-bit, 128-bit and 152-bit WEP (Wired Equivalent Privacy) data encryption for
network security.
9Supports IEEE802.1x and WPA (Wi-Fi Protected Access).
9Low CPU utilization allowing more computer system resources for other programs.
9A built-in antenna.
9Driver support for Windows XP/2000.
1.2 Package Content
¾802.11b/g WLAN USB Adapter
¾Installation and Manual CD
¾Quick Start Guide
¾Warranty/Registration Adapter
1.3 System Requirement
zPentium class notebook computers with at least one available USB slot
zMicrosoft Windows XP or 2K
zCD-ROM drive

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1.4 LED Definition
The following table describes the LED on the 802.11b/g WLAN USBAdapter
LED COLOR STATUS DESCRIPTION
OFF The Adapter has no connection
Blinking Slowly The Adapter is connected
LINK Green
Blinking The Adapter is sending or receiving data
1.5 Adapter Hardware and Utility Installation
NOTE: If you have connected the USB Adapter to your computer, please
remove it first.
Follow the instructions below to install the USB Adapter and Utility.
STEP 1
Insert the Driver and Utility CD into CD drive
STEP 2
If your CD Autorun is enabled, the Main Installation Menu will show. (Otherwise open your CD
folder and double-click on the “setup.exe” file)

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STEP 3
Click the button of INSTALL. The InstallShield wizard prepares for installation.
STEP 4
The InstallShield Wizard prompts you for confirmation. Click Next on the following menu.

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STEP 5
Choose to install client utility and driver or install driver only.
We recommend proceeding with “Install Client Utilities and Driver”
STEP 6
A warning question will pop up, click “Yes” on it.
STEP 7
In the destination Folder screen you are asked to confirm the Destination Folder for the
application software. If you would like, you may change the destination folder to another location.
Click Next

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STEP 8
Select a program folder and click on Next.

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STEP 9
The installation gives you information regarding the Client Utility to be used. Click Next on it.
STEP 10
Choose the client utility. Click Next.

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STEP 11
At this moment please insert your USB Adapter to your Laptop and click OK.
STEP 12
You will get the “Found News Hardware Wizard” menu; click on Cancel.

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STEP 13
At the hardware installation menu click Continue Anyway.
(Our product has been tested under Windows XP and found to be fully compatible click
Continue Anyway.)

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STEP 14
The setup configuration shows the installation progress
STEP 15
Click Finish to complete the client utility installation. Your computer will be rebooted.

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STEP 16
After rebooting, The Client Utility icon resides on the Desktop at the System Tray automatically.
1.6 Using the Utility to Configure Your Network
The following are explanations on how to configure and use the Utility program. After completing
the installation procedure, a new icon as shown below will automatically appear in the lower right
tray bar.
If you hold your mouse pointer over the icon, the profiles, quality, ip address display, along with the
name of the current configuration profile.

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Press the right mouse button and click Open 802.11b/g Client Utility.
The 802.11b/g Client Utility window as shown below will appear.

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The user can now use any of the management functions available in the 802.11b/g Client Utility.
Current Status
The Current Status tab contains general information about the program and its operations. The
Current Status tab does not require any configuration.
The following table describes the items found on the Current Status screen.
Profile Name The name of the current selected configuration profile. Set up the
configuration name on the General tab.
Link Status Shows whether the station is associated to the wireless network.
Wireless Mode Displays the wireless mode. Configure the wireless mode on the
Advanced tab.
IP Address Displays the computer's IP address.
Network Type The type of network the station is connected to. The options include:
Infrastructure (access point)
Ad Hoc

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Configure the network type on the Advanced tab.
Current Channel Shows the currently connected channel.
Server Based
Authentication Shows whether server based authentication is used.
Data Encryption Displays the encryption type the driver is using. Configure the
encryption type on the Security tab.
Signal Strength Shows the strength of the signal.
Click the Advanced button to see the advanced status diagnostics.
Advanced Status Information
Click the Advanced button on the Current Status tab of the Client Utility to see advanced
information about the program and its operations. The Current Status tab does not require any
configuration.
The following table describes the items found on the Advanced Status screen.
Network Name
(SSID) Displays the wireless network name.

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Configure the network name on the General tab.
Server Based
Authentication Shows whether server based authentication is used.
Data Encryption Displays the encryption type the driver is using. Configure the
encryption type on the Security tab.
Authentication Type Displays the authentication mode.
Configure the authentication mode on the General tab.
Message Integrity
Check Shows whether MIC is enabled. MIC prevents bit-flip attacks on
encrypted packets.
Associated AP
Name Displays the name of the access point the wireless adapter is
associated to.
Associated AP IP
Address Shows the IP address of the access point the wireless adapter is
associated to.
Associated AP MAC
Address Displays the MAC address of the access point the wireless adapter is
associated to.
Power Save Mode Shows the power save mode. Power management is disabled in ad
hoc mode.
Configure the power save mode on the Advanced tab.
Current Power
Level Displays the transmit power level rate in mW.
Configure the transmit power level on the Advanced tab.
Available Power
Levels Shows the 802.11b/g available power levels.
Current Signal
Strength Shows the current signal strength in dBm.
Current Noise Level Displays the current noise level in dBm.
Up Time Shows how long the client adapter has been receiving power (in
hours:minutes:seconds). If the adapter runs for more than 24 hours,
the display shows in days:hours:minutes:seconds.
802.11b Preamble Displays the 802.11b preamble format.
Configure the preamble format on the Advanced tab.
Current Receive
Rate Shows the current receive rate in Mbps.
Current Transmit Displays the current transmit rate in Mbps.

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Rate
Channel Shows the currently connected channel.
Frequency Displays frequency the station is using.
Channel Set Shows the current channel set.
Create or Modify a Configuration Profile
To add a new configuration profile, click New on the Profile Management tab. To modify a
configuration profile, select the configuration from the Profile list and click the Modify button.
The Profile Management dialog box displays the General tab.
Profile Management:
Edit the General tab.
Edit the Security tab.
Edit the Advanced tab.
To configure a profile for ad hoc or access point (infrastructure) mode, edit the Network Type field
on the Advanced tab.
Note that the ACU only allows the creation of 16 configuration profiles. After the creation of 16
profiles, clicking the New button displays an error message. Remove an old profile or modify an
existing profile for a new use.

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Auto Profile Selection Management
Including a profile in the auto selection feature allows the wireless adapter to automatically select
that profile from the list of profiles and use it to connect to the network.
Including a profile in auto profile selection:
1. On the Profile Management tab, click the Order Profiles button.
2. The Auto Profile Selection Management window appears, with a list of all created profiles
in the Available Profiles box.
3. Highlight the profiles to add to auto profile selection, then click Add. The profiles appear in
the Auto Selected Profiles box.
Ordering the auto selected profiles:
1. Highlight a profile in the Auto Selected Profiles box.
2. Click Move Up, Move Down, or Remove as appropriate.
The first profile in the Auto Selected Profiles box has highest priority, and the last profile
has lowest priority.
3. Click OK.
4. Check the Auto Select Profiles box.
5. Save the modified configuration file.
When auto profile selection is enabled by checking Auto Select Profiles on the Profile
Management tab, the client adapter scans for an available network. The profile with the
highest priority and the same SSID as one of the found networks is the one that is used to
connect to the network. If the connection fails, the client adapter tries the next highest
priority profile that matches the SSID, and so on.
With auto profile selection enabled, the wireless adapter scans for available networks. The highest
priority profile with the same SSID as a found network is used to connect to the network. On a
failed connection, the client adapter tries with the next highest priority profile.