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    WIFI constant disconnects

    Discussion in 'Sager and Clevo' started by SlaughteredLamb, Oct 29, 2012.

  1. SlaughteredLamb

    SlaughteredLamb Notebook Enthusiast

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    Running Windows 7 on the machine in my signature. I get constant WIFI dropouts when i'm idling (e.g. not browsing the internet, or downloading something). I thought it may have been a power plan issue in control panel, but I've changed that to high performance Wireless Adapter Setting set to Maximum performance.

    Is this a drivers issue or have I not turned something on/off somewhere?

    Has anyone seen this before and know how to rectify so my WIFI stays always on?
     
  2. NovaH

    NovaH Company Representative

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    Just out of curiosity is it happening on multiple routers or just one?

    1. make sure your drivers are up to date.
    2. reboot your router
    3. try it out at school/work/another friend's router.
     
  3. grunnsat

    grunnsat Notebook Consultant

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    and 4. Look for new firmware for your router.
     
  4. k0nane

    k0nane Notebook Consultant

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    I'm guessing you have a Killer card, OP? If so, this is a known issue being worked on by QCA/Killer engineering. Head over to their forums here for more discussion of it. It's a driver issue, and by their rep's report, has been all Clevo/Sager notebooks save for an Alienware or two. They have a P170EM/NP9170 on the way to their lab now.
     
  5. hexum23

    hexum23 Notebook Evangelist

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    Nice signature, love that Pendulum album. I've heard of other killer users having problems, but I haven't had any with mine. To the OP, here's what I'm using:
    Driver: 9.2.0.320
    LSP: 6.0.0.34
    Firmware: 0.0.0.0
    Maybe search for same version since it works great for me. Didn't think it was possible to get 0ms with a wireless card!
     
  6. k0nane

    k0nane Notebook Consultant

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    Thanks, I've used In Silico as my 'branding' for a while now, it's how I'm recognized around the web.

    I'd like to see 0ms. That's just plain not happening. QCA/Killer are working on a fix, I'm going to try it when they have it.
     
  7. SlaughteredLamb

    SlaughteredLamb Notebook Enthusiast

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    I have 2 routers in my house, one upstairs and another downstairs (both different models), and it's happening on both of them.
     
  8. SlaughteredLamb

    SlaughteredLamb Notebook Enthusiast

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    According to device manager, I have the following wifi card:

    Realtek RTL8723AE Wireless LAN 802.11n PCI-E NIC

    Looks like the stock standard one that comes with the standard build of my laptop model.
     
  9. k0nane

    k0nane Notebook Consultant

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    Yep, that's a stock card. After troubleshooting all software problems, contact your reseller, as at that point it will likely be hardware.
     
  10. mattcheau

    mattcheau Notebook Deity

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    so you have two modems as well? or is one a router and the other an access point/range extender? what are the models? do other devices connect to these two units without issue?

    how do you know that you're having dropouts if it's only during "idling"? can you explain what you mean by dropouts a little more? assuming you're experiencing some type of connection issue, have you tried your laptop on any other wireless networks (i.e. not at home)? based on everything you've said i don't think you've quite narrowed down the culprit to the wireless card.

    this thread is seriously hijacked, and this...

    ...is not very sound advice. it's obviously both a software and a hardware issue somewhere to the extent that updated drivers and/or firmware should resolve your issue.
     
  11. Meaker@Sager

    Meaker@Sager Company Representative

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    Did you check the option to not allow windows to turn off the device to save power?

    You can find it in device manager, network, right click your adapter and go into the properties, then under the power management tab.

    I had to stop it doing this as it would make my bluetooth mouse disconnect randomly.
     
  12. SlaughteredLamb

    SlaughteredLamb Notebook Enthusiast

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    This was the second thing I tried after power settings. It didn't fix the issue.
     
  13. SlaughteredLamb

    SlaughteredLamb Notebook Enthusiast

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    One is a modem/router, and the other is a router working as an access point. Models are Netgear CGD24N and Netgear WNR834Bv2.

    Other devices such as my tablet/iphone/other laptops connect and stay connected fine.

    Found that if I stop browsing the net/downloading something and go on to do something non internet related like writing a word document or playing a game my wifi will disconnect.
     
  14. mattcheau

    mattcheau Notebook Deity

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    hmm, and how about while using your laptop not at home? that wireless card is getting warmer. i'll find you a new driver in the morning unless you beat me to it.

    Sent from my PI39100 using Board Express
     
  15. HTWingNut

    HTWingNut Potato

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    If this is at home and on the same network you're having issues with, then try setting the router/AP to a fixed mode (G or N only) and try setting a fixed subchannel. That fixed a lot of issues I had with other laptops on my network. Some Wi-fi cards are more sensitive than others.
     
  16. Apoxxx

    Apoxxx Notebook Evangelist

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    I had the same problem, and forcing the router to 20mhz channel width fixed it. For some reason my laptop could not handle 40mhz.