N800 no longer detecting any wireless access point

The device is working fine couple days ago, then today when I turn it on, the "connection manager" can no longer see any wireless access point. Not only my home network, also
my neighbor's wlan. My laptop can detect 10 networks
around my house. I try upgrad my os to the latest version and it is still not working. Is anyone has similar experience ? Is it a hardware problem ? Any advice will be
welcome.

It happened to my N800 too just a couple of days ago after I installed a number of applications. I have already removed those applications but the N800 still would not detect the access points that it usually detects with no problem.
It could not detect the WLAN inside our house even if the N800 was physically sitting on top of the router. It would intermittently detect my neighbor's WLAN (the one which I usually use) but it would not log on to it.
I tried removing the battery hoping to reset it but nothing changed.
It also would not connect to my PC via USB. The computer could not detect it. This one happened even before I installed those applications.
Help!!!!

Similar Messages

  • N800 can no longer see any wireless access points....

    Not only can I not see my WLAN, but I can't see any of the many in the surrounding area. I had no problem getting and staying connected in the previous weeks, but for whatever reason, a scan of for WLANs returns zero as of yesterday. -chris

    The one thing that changed, is I switched my WLAN router over to a new 802.11N router. Used the same SSID, same WPA pre-shared key, etc. I have a feeling this had something to do with it, although my other systems connect just fine (PC, Mac, PSP, Tivo, etc).
    I've made some progress though. Even though I couldn't see any WLANs with a scan, I manually added my access point by entering the SSID and everything else. This time when I did a scan, my WLAN showed up, and all the others in the vicinity did too. I tried to connect to mine, and it failed, so I tried connecting to a neighbor's that was unsecured and voila...connected. Not ideal, but progress. So I then deleted my manually entered connection, disconnected then rescanned. The first scan was blank, but on the second, I saw all of the local WLANs, including mine. I tried connecting; entered the WPA pre-shared key again and bang...connected.
    My guesss is that my N800 got really confused when it saw the same SSID, but with a different MAC address. Just seemed odd that it wouldn't see the other WLANs in the area. This behavior even continued after a full reset and load of the OS. I wonder if there are some network config files that got corrupt with the changes I made. If so, perhaps there's a way to dump these settings manually?
    Thanks for you response. -chris

  • No longer detetects any wireless network

    Hi
    My macbook was correctly connected to the Internet via my wireless network, and then it suddenly disconnected. It no longer detects any wireless networks (and there are quite a few usually!)
    I tried to turn airport off & then back on, but no change.
    I then tried to reboot my macbook, but no change either.
    When it searches for wireless networks, it is very slow (sluggish).
    I also booted on Windows 7 (dual boot), and it has *exactly the same* problem. Leads me to believe that it is a hardware problem, more than a software one..
    The only recent change: I moved from the UK to France few days ago => new ISP & new router (but I doubt this could be the source...)
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    Replace the wireless card?
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    By the sounds of it, I've been having exactly the same problem. I will be using my macbook and suddenly the airport will drop out for no reason. Sometimes I can reconnect but often I'll have to try a dozen times or more, with the connection timing out each time. I've actually set up two differently named wireless networks at home to solve this - for a while, if one dropped out, I could reconnect to the other one. Even this has now stopped working. I've tried flicking airport on and off, restarting the airport base stations, I even have one of the wireless networks configured as WDS sending to an airport base station within a couple of metres of where I normally use my machine. Nothing works. I've tried deleting ~/library/preferences com.apple.internetconfig.plist and com.appleinternetconfigpriv.plist and rebooting - for a few times that would fix it, but not any more.
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    Dear prometheuzz !
    I knew it but :) OS default can't detect AP which not
    broadcast SSID. By the way why U said that Java is
    not suitable for this task???Dear viethanguyen ,
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  • An Error Occurred while trying to join "my wireless access point"

    Hi,
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    I have 2 Mac's and have no problem connecting with the other one. It’s just the IMac.
    I tried everything including resetting router, changing password, adding a $ to the password, accessing without password, deleting the whole air port and create a new one, but still getting the same message.
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    I get the strange feeling that they planted some kind of bug/virus!!!
    I don’t know what else to do.
    Anyone knows that problem? What can I do?
    Any help is greatly appreciated!
    I researched on FONFREEINTERNET, there’s a spot close to my house/guess that’s the one I used…
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    Hello Tesserax,
    I get the same error message again...
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    I am able to fix the problem temporarily with Network Preferences → Assist me → Diagnostics
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    And it works fine…until the screensaver comes on or it sleeps again
    I have the Problem with my IMac and Mini but the IMac at least remembers my password…
    Any Ideas
    I’m connected through a Buffalo WZR2-G300N wireless router

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    You may or may not already have your network set up correctly, it's just that I can't tell from what you have said.
    I have a main router provided by my ISP, I have several other Airport Extremes and Airport expresses connected by Ethernet, all set up to bridge the network created by the main router.
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    I don't really follow your next point.
    instruction for configuration vary from manufacturer to manufacturer, the best course of action here is to refer to the manual. If everything is set up properly the addresses of everything on your network will have identical sets of numbers for the first 3 of 4 groups of numbers that make up an address, the last set must always be different. I think the part you are referring to with your DD-WRT is the option to have Ethernet and wifi bridged or not.
    Some routers may be easier to configure than others, but generally speaking they should all work with the Apple TV. 5Ghz is less likely to suffer interference but it is much more likely to be blocked by solid objects, it may or may not be an advantage.

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  • IOS 6.0.1 - Problems with certificate based authentication on wireless access point

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  • I can't get my macbook to access shared files on a windows computer when it's connected through a wireless access point.

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  • WRT310N as a "Wireless Access Point"

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