Manuel d'utilisation / d'entretien du produit WL250N-USB du fabricant AmbiCom
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AmbiCom WL250N-USB Wireless-N USB Adapter (This manual is useful for user installs w ith Ralink WIFI configuration option) User Manual Version 1.0 November 18, 2008 COPYRIGHT Copyright ©2008/2009 by this company.
Federal Communication Commission Interference Statement FCC Part 15 This equipment has been tested and found to comply with t he 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.
CHAPTER I: PRODUCT INFORMATION 1-1 Introduction And Safety Information 1-2 Safety Information 1-3 System Requirements 1-4 Package Contents 1-5 Familiar With Your New Wireless Network Dongle CHAPTER II.
CHAPTER I: PRODUCT INFORMATION 1-1 Introduction And Safety Information Thank you for purchasing this high-speed 802.11b/g/n wireless network dongle! Except common wireless standards 802.11b/g, this wireless network dongle is also 802.11 Draft N v2.0 compatible - data receiving rate is up to 150Mbps, and that’s faster than 802.
1-5 Familiar With Your New Wireless Network Dongle LED Name Light Status Description On/Flashing Linked to a wireless access point / Transferring data Link/ Activity Off No wireless activity / No Link.
3. You can choose the configuration tool used to configure the wireless network dongle here. ‘Ralink Configuration Tool’ provides fully access to all functions of this wireless network dongle, such as WPS configuration. Otherwise, please select ‘Microso ft Zero Configuration Tool’ then click ‘Next’.
6. When you want to configure your wireless connection, please right click on this icon, and a popup menu will appear. You can click ‘Launch Config Utilit ies’ to start configuration program. Note: that if you stopped config utility by ‘Exit’ function, you’ll not be able to maintain the wireless link to the access point you wish to use.
2-2-1-1 Scan For Other Wireless Devices Configuration utility will scan for all wireless access poi nts automatically. Please c heck if the wireless access point with the SSID (the name of wireless a ccess point) you preferred is shown here.
If the wireless access point does not have SSID, you’ll be prompted to input it now. Please ask the owner of wireless access point for the exact SSID and input it here, then click ‘OK’ when ready. If the SSID you provided here is wrong, you’ll not be able to connect to this access point.
2-2-1-3 Add An Access Point To Profile If you will connect to some specific wireless access point frequently, you can add their information to the profile. The profile saves all information of access points, and you can recall them anytime you wish to establish connection.
To set authentication / encryption in formation for the access point. Please click ‘Auth. Encry.’ tab: Here are descriptions of every setup item: Item Name Description Authentication Select the authenticat ion type of the wireless access point or wireless device you wish to connect.
To set 802.1x authentication for the access point. Please click ‘802.1X’ tab: Here are descriptions of every setup item: Item Name Description EAP Method Select 802.1x EAP method from dropdown menu. Please ask the administrator of the access point you wish to connect to select a correct EAP method.
2-2-2 Using Windows Zero Configuration Windows XP and Vista has a built-in wireless network configuration utility, called as ‘Windows Zero Configuration’ (WZC). You can also use WZC to configure your wireless network parameter: Right-click Ralink configuration utility icon and select ‘Use Zero Configurat ion as Configuration utility’.
2-3 Connection Profile Management If you need to connect to different wireless access points at different time, like of access point of your home, office, cybercafe, or public wireless service, y ou can store the connection parameters (encryption, passphrase, security etc, etc.
2-3-1 Add A profile If you want to click new profile, click ‘Profile’ menu, then click ‘Add’ button. You’ll be prompted to input detailed information of access point, as described in Section 2-2-1-3.
2-3-3 Delete An Existing Profile If you no longer need a profile, you can delete it. Select t he profile you wish to delete from the list, and click ‘Delete’ button to delete it.
2-4 Advanced Settings This wireless network dongle provides several advanc ed settings for experienced wireless users. You can change these settings to increase data transfer performance, or change operation mode.
2-5 View Network Statistics The configuration utility provides in formation about network statistics and lin k status. If you want to know how your wireless network dongle works, you can use thes e functions to get detailed information about the wireless connection you’re using.
WMM - Power Save Enable Check this box to enable WMM power sa ving mode to save energy, and let your computer’s battery live longer. You also have to select WMM power save modes here: AC_BE: Best Pe.
WPS-enabled wireless access point, then click ‘Connect’ to establish connection to selected access point, if there are more than one WPS-enabled access point found. You can also click ‘Rotate’ button, and next access point on the list will be selected to establish connection.
CHAPTER III: Soft-AP Function This wireless dongle can act as a wireless service provi der to others. You can switch this wireless dongle’s operating mode to ‘AP’ mode to simulate the function o.
Here are descriptions of every setup item: Item Name Description SSID Please input the SSID (the name used to ident ify this wireless access point) here. Up to 32 numerical characters can be a ccepted here, excepting space. Channel Please select the wireless channel you wi sh to use.
Item Name Description Authentication Type Please select a wireless authentication type y ou wish to use. Available options are ‘Open’, ‘Shared’, WPA-PSK’, ‘WPA2-PSK’, and ‘WPA-PSK / WPA2-PSK’. If you want to disable wireless data encrypti on, you must select ‘Open’.
Here are descriptions of every setup item: Item Name Description Access Policy Select the policy type of your access ru le. Disable: Allow any wireless client with proper authentication settings to connect to this a ccess point. Allow All: Only allow wireless clients with MAC address listed here to connect to this access point.
3-5 Event Log This software access point will log all wireless-related acti vities as a log. Click ‘E vent Log’ tab, and the event log will be displayed.
3-6 Statistics If you want to know detailed information about how your software access point works, click ‘Statistics’ tab, and the event log will be displayed.
4-2 Troubleshooting Scenario Solution I can’t find any wireless access point / wireless device in ‘Site Survey’ function. 1. Click ‘Rescan’ for few more times and see if you can find any wireless access point or wireless device. 2. Please move closer to any known wireless access point.
What is BSS ID? A specific Ad hoc LAN is called a Basic Service Set (BSS). Computers in a BSS must be configured with the same BSS ID. What is WEP? WEP is Wired Equivalent Privacy, a data privacy mechanism based on a 40 bit shared key algorithm, as described in the IEEE 802 .
What is GI? GI stands for Guard Interval. It’s a measure to protect wireless devices from cross- interference. If there are two wireless devices using the same or near channel , and they are close enough, radio interference will occur and reduce the radio resource usability.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté AmbiCom WL250N-USB c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du AmbiCom WL250N-USB - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation AmbiCom WL250N-USB, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le AmbiCom WL250N-USB va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le AmbiCom WL250N-USB, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du AmbiCom WL250N-USB.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le AmbiCom WL250N-USB. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei AmbiCom WL250N-USB ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
