Edimax EW-7811UN User manual

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Copyright©by Edimax Technology Co, LTD. all rights reserved. No part of
this publication may be reproduced, transmitted, transcribed, stored in a
retrieval system, or translated into any language or computer language, in any
form or by any means, electronic, mechanical, magnetic, optical, chemical,
manual or otherwise, without the prior written permission of this company.
This company makes no representations or warranties, either expressed or
implied, with respect to the contents hereof and specifically disclaims any
warranties, merchantability or fitness for any particular purpose. Any
software described in this manual is sold or licensed "as is". Should the
programs prove defective following their purchase, the buyer (and not this
company, its distributor, or its dealer) assumes the entire cost of all necessary
servicing, repair, and any incidental or consequential damages resulting from
any defect in the software. Further, this company reserves the right to revise
this publication and to make changes from time to time in the contents hereof
without obligation to notify any person of such revision or changes.
The product you have purchased and the setup screen may appear slightly
different from those shown in this QIG. For more detailed information about
this product, please refer to the User's Manual on the CD-ROM. The software
and specifications are subject to change without notice. Please visit our web
site www.edimax.com for the update. All right reserved including all brand and
product names mentioned in this manual are trademarks and/or registered
trademarks of their respective holders.

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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 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 or more of the following
measures:
1. Reorient or relocate the receiving antenna.
2. Increase the separation between the equipment and receiver.
3. Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.
4. Consult the dealer or an experienced radio technician for help.
FCC Caution
This device and its antenna must not be co-located or operating in conjunction
with any other antenna or transmitter.
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.
Any changes or modifications not expressly approved by the party responsible
for compliance could void the authority to operate equipment.

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Federal Communication Commission (FCC) Radiation Exposure
Statement
This EUT is compliance with SAR for general population/uncontrolled
exposure limits in ANSI/IEEE C95.1-1999 and had been tested in accordance
with the measurement methods and procedures specified in OET Bulletin 65
Supplement C.
The equipment version marketed in US is restricted to usage of the channels
1-11 only.

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R&TTE Compliance Statement
This equipment complies with all the requirements of DIRECTIVE 1999/5/EC
OF THE EUROPEAN PARLIAMENTAND THE COUNCIL of March 9, 1999 on
radio equipment and telecommunication terminal Equipment and the mutual
recognition of their conformity (R&TTE)
The R&TTE Directive repeals and replaces in the directive 98/13/EEC
(Telecommunications Terminal Equipment and Satellite Earth Station
Equipment) As of April 8, 2000.
Safety
This equipment is designed with the utmost care for the safety of those who
install and use it. However, special attention must be paid to the dangers of
electric shock and static electricity when working with electrical equipment. All
guidelines of this and of the computer manufacture must therefore be allowed
at all times to ensure the safe use of the equipment.
EU Countries Intended for Use
The ETSI version of this device is intended for home and office use in Austria,
Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy,
Luxembourg, the Netherlands, Portugal, Spain, Sweden, and the United
Kingdom.
The ETSI version of this device is also authorized for use in EFTA member
states: Iceland, Liechtenstein, Norway, and Switzerland.
EU Countries Not intended for use
None.

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C A T A L O G
Chapter I: Product Information...................................................................... 1
1-1 Introduction and safety information........................................................1
1-2 Safety Information...................................................................................2
1-3 System Requirements..............................................................................3
1-4 Package Contents.....................................................................................4
1-5 Familiar with your new wireless network card .......................................5
CHAPTER II: Driver Installation and Configuration............................... 6
2‐1NetworkCardInstallation.............................................................................................7
2‐2ConnecttoWirelessAccessPoint............................................................................13
2-2-1 Using Edimax Utility .........................................................................13
2-2-2 Using Windows Zero Configuration ..................................................19
2‐3ConnectionProfileManagement.............................................................................24
2-3-1 Add a new profile...............................................................................25
2-3-2 Remove an existing profile ................................................................28
2-3-3 Edit an existing profile.......................................................................29
2-3-4 Make a copy of existing profile..........................................................30
2-3-5 Set as default profile...........................................................................31
2‐4ViewNetworkStatistics,GeneralInformation,andStatus..........................32
2-4-1 General Information...........................................................................32
2-4-2 Status..................................................................................................33
2-4-3 View Network Statistics.....................................................................34
2‐5MiscellaneousSettings.................................................................................................35
2‐6EstablishsecureconnectionwithAPbyWPS....................................................37
2-6-1 PIN Code............................................................................................39
2-6-2 Push Button........................................................................................41
CHAPTER III: Soft-AP Function ................................................................. 43
3‐1SwitchtoAPModeandStationMode....................................................................43
3-1-1 Configure SSID and Channel.............................................................46
3-1-2 Setup Soft-AP Security ......................................................................48
3‐2AdvancedSettings..........................................................................................................50
3‐3WirelessStatistics..........................................................................................................52
3‐4InternetConnectionSharing(ICS)..........................................................................53
CHAPTER IV: Appendix............................................................................ 54
4‐1HardwareSpecification................................................................................................54
4‐2Troubleshooting..............................................................................................................55
4‐3Glossary..............................................................................................................................57

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Chapter I: Product Information
1‐1Introductionandsafetyinformation
Thank you for purchasing EDIMAX EW-7811Un high speed IEEE
802.11b/g/n wireless network card! This network card is ultra-nano size
design and you are able to plug it into the USB port of your computer
without removing it, just like an embedded network card. Excepting
common wireless standards 802.11b/g, this wireless network card is also
802.11n compatible - data transfer rate is 150Mbps, and that’s three times
faster than 802.11g wireless network!
Other features of this router including:
IEEE 802.11b/g/n compatible.
QoS function (WMM feature) : control the bandwidth required
for different applications.
Supports major encryption methods like WEP, WPA, and WPA2
encryption.
WPS configuration - You don’t need an experienced computer
technician to help you to get connected. Utilizing the software
program of the card, you can get your computer connected by
pushing a button or entering an 8-digit code.
USB 2.0 interface - you can get it installed on your computer in
just few seconds!
Software AP support : this network card can also be configured
to act as an access point.
Green Power Saving: support smart transmit power control and
auto-idle state adjustment.
Ultra-Nano size design.

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1‐2SafetyInformation
In order to keep the safety of users and your properties, please follow the
following safety instructions:
1. This USB wireless network card is designed for indoor use only. DO
NOT expose this network card to direct sun light, rain, or snow.
2. DO NOT put this network card at or near hot or humid places, like
kitchen or bathroom. Also, do not left this wireless network card in the
car in summer.
3. This network card is small enough to put in a child’s mouth, and it
could cause serious injury or could be fatal. If they throw the network
card, the card will be damaged. PLEASE KEEP THIS NETWORK
CARD OUT THE REACH OF CHILDREN!
4. This network card will become hot when being used for long time
(This is normal and is not a malfunction). DO NOT put the network
card on a paper, cloth, or other flammable objects after the network card
has been used for a long time.
5. There’s no user-serviceable part inside the network card. If you found
that the network card is not working properly, please contact your dealer
of purchase and ask for help. DO NOT disassemble the network card by
yourself, warranty will be void.
6. If the network card falls into water, DO NOT USE ITAGAIN
BEFORE YOU SEND THE CARD TO THE DEALER OF PURCHASE
FOR INSPECTION.
7. If you smell something strange or even see some smoke coming out
from the network card, switch the computer off immediately, and call
dealer of purchase for help.

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1‐3SystemRequirements
An empty USB 2.0 port (May not be able work with USB 1.1 port,
and performance will be greatly reduced)
Windows XP, Vista, or Windows 7 operating system
CD-ROM drive
At least 100MB of available disk space

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1‐4PackageContents
Before you starting to use this wireless network card, please check if
there’s anything missing in the package, and contact your dealer of
purchase to claim for missing items:
□ USB Wireless Network Card (1 pcs) ……..……………………. 1
□ Driver/Utility/Quick Guide/User Manual CD-ROM (1 pcs) …... 2
□ Quick Installation Guide (1 pcs) …………………………..... 3

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1‐5Familiarwithyournewwirelessnetworkcard
1. USB Connector
2. Link/Activity LED (Under the case)
LED Name Light Status Description
Link/
Activity Off No wireless network card is installed.
On Solid light 5 seconds means WPS connection
is established successfully.
Blinking Wireless network card is normally installed
/Linked to a wireless access point /
Transferring or receiving data.
Fast Blinking three times per second means
WPS is activated. The network card will wait
for 2 minutes to establish WPS connection.
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CHAPTER II: Driver Installation and Configuration
We provide an EZMAX setup CD wizard. The will can guide you to
finish EW-7811Un installation. This wizard can be run in Windows
XP/Vista/7. The following procedures are operated in Windows XP.
You can install the Wireless Adapter by EZMAX Setup Wizard in the
CD-ROM including in the package. The wizard is an easy and quick
configuration tool for internet connection with series process.
When you start EZMAX Setup Wizard, you will get the following
welcome screen. Please choose the language to start the configuration.
The wizard will guide you to finish your network connection. We will
not provide any instruction for the EZMAX Setup Wizard here.
If you lose the CD ROM or you prefer the traditional setup procedure,
please follow the instruction as following step

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2‐1NetworkCardInstallation
Please follow the following instructions to install your new wireless
network card:
1. Insert the USB wireless network card into an empty USB 2.0 port of
your computer when computer is switched on. Never use force to
insert the card, if you feel it’s stuck, flip the card over and try again.

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2. The following message will appear on your computer, click ‘Cancel /
Close’.
Under Windows XP
Under Windows Vista and Windows 7
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3. Insert device driver CDROM into the CD/DVD ROM drive of your
computer, and execute ‘Utility\Setup.exe’ program in ‘Driver’folder.
For Windows Vista / Windows 7 OS, you’ll be prompted to confirm
installation. Click ‘Yes’to continue.

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4. Please select the language you wish to use, then click ‘Next’.
5. Click ‘Next’to continue.

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6. Click ‘Install’to start installation. Installation procedure needs few
minutes to complete, please be patient.
7. Click ‘Finish’to reboot your computer to complete installation
procedure. If you don’t want to reboot computer now, select ‘No, I’ll
restart my computer later’ option and click ‘Finish’. Please note you
have to reboot your computer before you can use your new USB
wireless network card.

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8. A new icon will appear near the clock of system tray:
Left-click the icon will launch wireless network configuration utility,
and you can right-click the icon to show the quick menu of
configuration utility. This icon also uses different color to show the
status of wireless connection:
Wireless connection is established, good signal reception.
Wireless connection is established, weak signal reception.
Connection is not established yet.
Wireless network card is not detected.
For detailed instructions of wireless network configuration utility, please
see next chapter.
HERE!

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2‐2ConnecttoWirelessAccessPoint
To use wireless network, you have to connect to a wireless access point
first. You can either use Edimax utility (comes with network card driver),
or Windows Zero Config utility (comes with Windows operating system).
2‐2‐1UsingEdimaxUtility
Please follow the following instructions to use Edimax configuration
utility to connect to wireless access point.
1. Left-click the Edimax configuration utility icon located at lower-right
corner of computer desktop, and configuration menu will appear:
HERE!

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2. Wireless utility will appear. Click ‘Available Network’ menu to search
for wireless access points nearby.