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Edimax EW-7438RPn Air, User Manual

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Edimax EW-7438RPn Air User Manual Download Page 4

2 

 

 
 
 
Chapter I: Product Information 
 

1-1 Introduction 

 

 

Thank you for purchasing this universal Wi-Fi extender! The 
ultra-compact design with built-in power allows you to install this 
extender anywhere, and receive excellent network performance in 
extending Wi-Fi signals and wireless coverage.   
 
 

Other features of this Wi-Fi extender include: 

 

„

 

Extend the wireless signal inside your home or office. 
 

„

 

Ultra-compact design while maintaining excellent network 
performance. 

 

„

 

LED signal indicator to easily find the best location placement 
for Wi-Fi signal extension and optimal wireless performance. 
 

„

 

Hardware WPS (Wi-Fi Protected Setup) button for easy 
installation and wireless security. 

 

 

Summary of Contents for EW-7438RPn Air

Page 1: ...EW 7438RPn User Manual 07 2012 v1 2 ...

Page 2: ...ight to revise this publication and to make changes from time to time in the contents hereof without the 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 information about this product please refer to the user manual on the CD ROM The software and specifications are su...

Page 3: ...er quick setup 14 2 2 Extender Mode Advanced Settings 21 2 2 1 Connecting to the web configuration menu 21 2 2 2 Home 23 2 2 3 WPS Setting 25 2 2 4 Advanced Settings 28 2 2 5 MAC Address Filtering 32 2 2 6 System Settings 38 2 3 Resetting the Extender with the Hardware Reset Button 46 Chapter III Appendix 47 3 1 Configuring TCP IP on PC 47 3 1 1 Windows XP IP Address Setup 47 3 1 2 Windows Vista W...

Page 4: ...ance in extending Wi Fi signals and wireless coverage Other features of this Wi Fi extender include Extend the wireless signal inside your home or office Ultra compact design while maintaining excellent network performance LED signal indicator to easily find the best location placement for Wi Fi signal extension and optimal wireless performance Hardware WPS Wi Fi Protected Setup button for easy in...

Page 5: ...e fatal If they throw this Wi Fi extender it will be damaged PLEASE KEEP THIS WI FI EXTENDER OUT THE REACH OF CHILDREN 4 This Wi Fi extender will become hot after a period of use this is normal and is not a malfunction DO NOT put the Wi Fi extender on paper cloth or other flammable materials after the Wi Fi extender has been used for a long time 5 There are no user serviceable parts inside the Wi ...

Page 6: ...r please check if there s anything missing from the package and contact your dealer of purchase to claim any missing items z 1 x Wi Fi extender z 1 x Ethernet cable z 1 x Access key card z 1 x Quick installation guide z 1 x CD with user manual and multi language QIG ...

Page 7: ...hub for local network sharing B Reset WPS Resets the extender to factory default settings clears all settings or starts the WPS function Press this button and hold for 10 seconds to restore all settings to factory defaults Press this button for less than 5 seconds to start the WPS function C ON OFF This is the power on off switch If you want to switch off the extender flip the switch to OFF A B C ...

Page 8: ... strength 25 50 Flashing Rapidly Poor signal reception Signal strength 25 Off No signal detected disconnected or in LED off mode Wi Fi Flashing Transferring data Off Wi Fi not activated or in LED off mode Power On Device switched on and correctly powered Flashing Resetting to factory defaults Off Device not powered not correctly powered or in LED off mode ...

Page 9: ...ashing WPS in progress waiting for another WPS device s connection Flashing Rapidly WPS error Off No WPS connection established or in LED off mode LAN On LAN port connected Flashing LAN activity transferring data Off LAN port not connected ...

Page 10: ...ve problems with wireless dead zones This chapter will show you how to quickly install this device with Wi Fi Protected Setup and how to set up the extender with the browser based user interface 2 1 Extender Mode Quick Installation Guide It is recommended that you first set up this extender somewhere close to the root wireless access point and then move this extender to another location for optima...

Page 11: ...y 2 This indicates initialization is complete Please do not proceed to the next step until these conditions are fulfilled You can establish a wireless connection via the hardware WPS button or using the web UI interface If your broadband router or access point also has a WPS button we recommend using the WPS button to establish a connection It is faster secure and does not require a computer Using...

Page 12: ...ts flashing 2 Press the WPS button on the root wireless access point within 2 minutes to establish a connection The amount of time the button should be held down will vary between different routers some will work with a quick press while others may require holding the button down for 2 seconds or more WPS LED WPS button ...

Page 13: ...e devic k Setup 11 WPS signa f LED flas LED Sequ approxim mes OFF ack ON so OFF ack ON so WPS LED osition on th ve different t to does no b configurat lternatively ce for more al from the shes will o uence mately 5 olid olid his access p WPS button t have a har tion menu s you can lo e details ple e root wire occur Approxi 10 to 14 3 second 20 secon 14 secon Continuo point is an e n positions rdwa...

Page 14: ...r a WPS con ally deactiv tween the ex 12 en succes p in orange the locati house and ireless con ally D status to gnal LED s off it mea your wireles r closer to th gnal from th ontinues to b ase 2 then t access point WPS LED w ate and try a nnection ha vate This is xtender and sfully esta e on you wi d insert th nnection t see the si ans this loca s broadband he broadban he broadban blink in two th...

Page 15: ...13 The quick installation setup is now done you can refer to 2 2 Extender mode Advanced Settings to login to the web UI for other advanced settings ...

Page 16: ... Chapter III Appendix 3 1 Configuring TCP IP on PC to set your computer to use dynamic IP address 1 Use an Ethernet cable to connect your computer s Ethernet port and the Wi Fi extender s Ethernet port Or connect your computer to the extender through a wireless connection Search for the available Wi Fi networks in the area and connect to extender where is a series of numbers and letters For exampl...

Page 17: ... connecte web confi re using Wi t the networ ave acciden Cancel and 15 ed to the W iguration i indows 7 an rk without s ntally clicke d then retur Wi Fi exten interface nd the follow setting it up ed OK yo rn to step 1 nder Ther wing appear p Please do ou will see t re are two rs please o not click the followin ng ...

Page 18: ...ows tender s de ender3a82 te The acce the Wi Fi e PCs only er and inp eb configu Macintos efault IP a 270 ess key can xtender 16 put the acc uration inte sh and Li address 19 be found o cess key in erface inux 92 168 2 2 http n the access n the addre 2 into you p extende s key card i ess bar to ur browser er3a8270 in the box an log r s nd ...

Page 19: ... sword is detecting i Fi netwo wish to con wish to c ry moving 17 o log in T 1234 Cl available W orks will b nnect and onnect to g the exten The default lick OK Wi Fi netw be displaye click Ne does not a nder close t username to contin works aut ed in the li xt to con appear cli er to the ro e is admi nue tomatically ist Select ntinue If th ick Refre oot wireles in y the he esh ss ...

Page 20: ...s in the fut 18 er the exte The defau plus the l may keep th y input the Click NE xtender man SSID on yo lly have the sam tering an inc ct to the roo sly to the In he setup pa ture This o ender s SS ult extend last six cha he default e same key EXT to co nually our root AP me Wi Fi p correct pass ot access poi nternet throu age to your b ption is turn ID and th der SSID i aracters of t SSID or y a...

Page 21: ...T the W your assoc utes The the follow complete w seconds f complete reconnect f Wi Fi ne 19 Wi Fi Ext iated acce setup pag wing page the setup for Wi Fi your com to it wirel etworks tender will ess point a e will indi appears c extender t mputer will lessly by s l start to v and will sh icate if the click NEX to reboot l disconne selecting th verify the how you e test has XT to ect from th he ext...

Page 22: ...s c dband router receive its If you wan xtender Mo 20 connection b r is establish IP address t to log in to ode Advance between the hed the ext from the br o the web U ed Settings e extender a tender becom oadband rou UI of the ext for more in and the mes a DHC uter tender plea nformation CP ase ...

Page 23: ...t t PCs only e Wi Fi ex etc and in in Macintos e Wi Fi ex Safari etc into your method you nd passwo lick the O 21 Settings nfiguration to the web xtender op nput the e nto addres sh and Li xtender op and ente browser s u use the ord The de OK button h n menu b configura pen a new xtender s ss bar then inux pen a new er the exte s address b Wi Fi ext efault user n to contin http extende ation menu ...

Page 24: ...22 The configuration screen will appear shortly ...

Page 25: ...ill be displayed here To access the Home menu click Home on the left You should see something similar to the following screen the contents will vary depending on your actual settings You can click the Show Active Clients button to show all connected wireless clients ...

Page 26: ...ow will ap ndows so p e the Show ou click the ppear Som lease disabl Client feat 24 e Show Act me browsers le pop up b ture tive Clients automatica locking or y button a n lly block po you will not new browse op up t be able to er ...

Page 27: ...PS you can quickly establish a secure connection between this Wi Fi extender and other wireless devices that also support WPS To access the WPS Settings menu click WPS Settings on the left The following setup page will appear The description of every setup item is listed as follow ...

Page 28: ...e Shows the authentication mode of this Wi Fi extender Passphrase Key The key is shown in asterisks to indicate wireless security is properly set Config Mode There are Registrar and Enrollee modes for the WPS connection When Registrar is enabled the wireless clients will follow the extender s wireless settings for WPS connection When Enrollee mode is enabled the extender will follow the wireless s...

Page 29: ...l PS connect specificatio avoid WPS 27 S LED on s Wi Fi ex uests iance specif ions Some ons so we d S interoperab n the Wi F xtender wa fications W wireless de do not recom bility proble Fi extende aits for inc WEP and WP evices may mmend usin ems r will blin coming PA PSK do follow the ng WEP or nk ...

Page 30: ...ings on this page Please note that these settings should not be configured by novice users Configure these settings only when you understand what you re doing To access the Advanced Settings menu click Advanced Settings on the left The following setup page will appear ...

Page 31: ...e to establish connections with wireless clients using other speeds It s recommended you select Auto which will allow this Wi Fi extender to adjust speeds automatically N Data Rate Select wireless data transfer speeds by MCS0 to MCS7 MCS stands for Modulation and Coding Scheme which represents different speeds when the bandwidth is 20MHz or 40MHz It s recommended to select Auto which will allow th...

Page 32: ...ing data It s recommended to select Auto for this option TX Power Select wireless transmission power level from 10 to 100 When connected wireless clients are not too far from this Wi Fi extender then it is not necessary to select a higher power level Higher power levels may allow other people to break into your wireless network when you have a bad password or no password Enable LED off mode Enable...

Page 33: ...nfiguring this Wi Fi extender click the CONTINUE button if you want to save changes and apply the changes click the APPLY button You ll be prompted to wait for approximately 30 seconds before you can reconnect to the Wi Fi extender ...

Page 34: ...o connect This will enhance security because you can make a white list in advance to only allow users on the list to use this Wi Fi extender Clients not on this white list cannot connect to the extender even if the user knows the password To access the MAC Filtering menu click MAC Filtering on the left The following setup page will appear ...

Page 35: ...ou can input up to 20 alphanumerical characters in this field Add Add this MAC address to the list Clear Clear the MAC Address and Comment fields Delete Selected Delete MAC address es with the Select box checked Delete All Delete all MAC addresses in the list You ll be prompted to confirm deletion first Reset Uncheck all checked boxes Select All entered MAC addresses will be listed here To delete ...

Page 36: ...cedure For wireless devices and computers which are connected to this Wi Fi extender already you can click the Show Active Clients button in the Home setting page Their MAC address will be displayed in the MAC Address field If you still can t identify the MAC address of your computer you can follow the following procedure Click the network icon located at the lower right corner then click Open Net...

Page 37: ...35 Select the connection that you ll be using to connect to the Wi Fi extender in this example Local Area Connection Click the Details button ...

Page 38: ...36 The MAC address of the selected network device will be displayed here as Physical Address ...

Page 39: ...37 ...

Page 40: ...ystem Settings You can change the settings of several system level parameters on this page including the administrator password and IP address To access the System Settings menu click System Settings on the left ...

Page 41: ...fault password of this extender is 1234 and it s displayed on the login prompt when accessed from a web browser There s a security risk if you don t change the default password since everyone can see it This is very important when you have wireless functions enabled ...

Page 42: ...nge the password you have to input the current password first New Password Input the new password here You can use any combination of letters numbers and symbols up to 20 characters Re Enter Password Input the new password again for confirmation ...

Page 43: ...ll settings to factory defaults Subnet Mask Input the subnet mask of the IP address you re using Gateway Address Input the network s gateway IP address Generally you can use 0 0 0 0 default value since this Wi Fi extender will access the Internet via a WAN port DHCP Server Item Description DHCP Server Choose Enabled to activate DHCP server functionality Disabled to deactivate it Default Gateway En...

Page 44: ... You ll see the following message If you wish to continue configuring this Wi Fi extender click the CONTINUE button if you want to save changes and apply the changes click the APPLY button You ll be prompted to wait for 30 seconds before you can reconnect to this Wi Fi extender ...

Page 45: ... you need to use this Wi Fi extender in different places such as at home and in a hotel To access the Configuration menu click Configuration on the left Configuration Tool The following setup page will appear Item Description Backup Settings Click the Save button to save the current settings to a file on your computer Restore Settings If you want to upload a saved configuration file to the Wi Fi e...

Page 46: ...assword You ll be prompted to confirm the settings reset Click OK if you really want to restore all settings or click Cancel to abort Upgrade The software running in this Wi Fi extender i e firmware can be upgraded to improve the functionality of this Wi Fi extender You can visit our website to look for the latest firmware file Then download the latest firmware file and save it on your computer th...

Page 47: ...ote DO N HILE THE Descriptio Select a fi click the A Wi Fi exten tender cli to reset th NOT TURN E UPGRA 45 on firmware f APPLY b nder is not ck Apply he Wi Fi e N OFF OR ADE IS IN file saved o button to s t working y button Y extender o R UNPLU N PROGRE on your co start the fir properly You ll be or click C UG THE D ESS omputer rmware resetting prompted Cancel to DEVICE it d to ...

Page 48: ...wer eleasing the h as the exte 46 the Hardw not behavin tender pre til the Pow ender will ps flashing rapidly th ther config WPS hold down LED begins e button too ender enterin ware Rese ng as expe ess the WP wer LED begin its g and stay hen the de guration S Reset b n the WPS R s to flash w early may r ng WPS con et Button ected it m PS Reset b begin initializati ys on stead evice has s utton Res...

Page 49: ...corner of your computer then click control panel Double click the Network and Internet Connections icon click Network Connections then double click Local Area Connection the Local Area Connection Status window will appear and then click Properties 2 Select Obtain an IP address automatically and Obtain DNS server address automatically then click OK ...

Page 50: ...left corner of your computer then click control panel Click View Network Status and Tasks and then click Manage Network Connections Right click Local Area Network then select Properties The Local Area Connection Properties window will appear select Internet Protocol Version 4 TCP IPv4 and then click Properties ...

Page 51: ...49 2 Select Obtain an IP address automatically and Obtain DNS server address automatically then click OK ...

Page 52: ...50 ...

Page 53: ...MB LAN Port 10 100M UTP Port x 1 Power 5VDC 1A Switching Power Module Inside Dimension 46 5 W x 73 H x 41 D mm excluding power plug Transmit Power 11n 13dBm 1 5dBm 11g 14dBm 1 5dBm 11b 17dBm 1 5dBm Temperature 32 104 F 0 40 C Humidity 10 90 Non Condensing Certification FCC CE ...

Page 54: ...Mbps mandatory speeds and 18 36 48 and 54 Mbps optional speeds The ERP includes the modulation schemes found in 802 11b including CCK for 11 and 5 5 Mbps and Barker code modulation for 2 and 1 Mbps B A protection mechanism called RTS CTS that governs how 802 11g devices and 802 11b devices interoperate 2 What is the IEEE 802 11b standard The IEEE 802 11b Wireless LAN standard subcommittee which fo...

Page 55: ...as been developed to ensure the highest degree of security and authenticity for digital information wherever and however communicated or stored while making more efficient use of hardware and or software than previous encryption standards It is also included in the IEEE 802 11i standard Compared with AES TKIP is a temporary protocol for replacing WEP security until manufacturers implement AES at t...

Page 56: ...ectrum technology is a wideband radio frequency technique developed by the military for use in reliable secure mission critical communication systems It is designed to trade off bandwidth efficiency for reliability integrity and security In other words more bandwidth is consumed than in the case of narrowband transmission but the trade off produces a signal that is in effect louder and thus easier...

Page 57: ...php Email support edimax nl UK Website http www edimax co uk Email support edimax co uk Germany Website http www edimax de eu Email support edimax de eu France Website http www edimax fr Email support edimax fr Middle East Website http edimax me com Email technical support edimax me com China Website http www edimax com cn Email service edimax com cn Taiwan Website http www edimax com tw Email sup...

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