[إينتل] مناصر لاسلكيّة [3945بغ] [ويفي] مهايئة لاسلكيّة [شوت وفّ] عشوائيّا

على الحاسوب المحمول أو مفكّرة حاسوبات أنّ يستعمل [إينتل] مناصر لاسلكيّة [3945بغ] مدمجة [وي-في] شبكة مهايئة في [ويندووس] [فيستا], يلتفت [ويفي] [رديو سنل] يمكن فقط فجأة باتّجاه آخر, عطّل أو يعجز عشوائيّا, مع الإنترنت أو شبكة توقّف. ال [نتوورك كنّكأيشن] لاسلكيّة يمكن ساكنة ظهرت كنشطة ويربط مع ممتازة إشارة قوة في [نتوورك سنتر], غير أنّ الشبكة سيغيّر وضع إلى موصوليّة محدودة. إن النظامة يتلقّى [لد] مؤشر ل [وي-في] لاسلكيّة [رديو سنل] وضع, ال [لد] يلتفت ضوء أيضا باتّجاه آخر (يمكن أيضا يبقى فوق) و [وي-في] قوة لاسلكيّة يستطيع لا يكون وصّلت إلى الخلف فوق مع عمل [هوتكي] (مثل [دلّ] [قويكست]), [إفن ثوو] البرمجيّة يكشف ال يوصّل أو يضغط من مفاتيح مع [ويفي] و [بلوتووث] علامة تجاريّة فرقعت فوق. هو ينظر مثل اللاسلكيّة مهايئة بطاقة يخسر قوته وتماما إيقاف عمل ويزوّد باتّجاه آخر.

[إفن وهن] يحدث المشكلة, الشبكة أداة يظهر يعمل بشكل صحيح ومعدل في [دفيس منجر]. ال [إيب دّرسّ] [أوتو-ديسكفرد] ب [دهكب] يمكن كنت خسرت أو ذهبت. وهناك ما من طريق أن يستردّ ال [رديو سنل] لاسلكيّة غير إستئناف النظامة. غير أنّ سيحدث المشكلة ثانية. بثثت حتّى يغيّر تشكيل عمليّة إعداد من يجول عدوانية, قوة, أسلوب لاسلكيّة (بين [892.11/ب/غ]) أو [بوور-سفينغ] أسلوب لا باستمرار يحلّ اللاسلكيّة شبكة مهايئة من مشكلة.

ال يتضمّن مفكّرة أو [لبتوب كمبوتر] أنّ أثر بالإيقاف عمل ذاتيّة فجأة من لاسلكيّة إشارة مهايئة [دلّ] [إينسبيرون] [إ1505], [دلّ] [إينسبيرون] [إ1705], [دلّ] [إينسبيرون] 6400, [دلّ] [إينسبيرون] 9400, [دلّ] خطّ عرض [د830], [دلّ] خطّ عرض [د630], [دلّ] [إكسبس] [م1210], [دلّ] [إكسبس] [م1710], [دلّ] دقة [م90], سوني [فيو] [فن-سز430نب], [أسر], [أسوس] [س6فم], [هب] جناح [دف9000], [ألينور] [أر-51] [م5790] وكثير أخرى [فيستا] نظامة.

سبّبت الإصدار مع [ويفي] مهايئة بمتعارضة [فيستا] سائقة, بما أنّ المشكلة لا يحدث تحت [ويندووس] [إكسب] نظامة. سابقا, قد استعمل مستعملات اثنان [ووركرووند] كحل مؤقّتة - "[إكسب] نقطة معيّنة" أيّ يستعمل [إينتل] مناصر لاسلكيّة [3945بغ] سائقة يصمد ل [ويندووس] [إكسب], أو تخفيض سعر ومفتاح [بك تو] مكروسوفت سائقة يأتي مع [فيستا] ل [إينتل] مناصر لاسلكيّة [3945بغ] شبكة بطاقة. مهما, يتلقّى هذا [ووركرووند] عيب انسحاب وسيئة أنّ اللاسلكيّة شبكة أو [لن] يكون لا يجعل لسريعة يمكن سرعة, بدلا من ذلك [أبت] ل [لوور] موثوقة سرعة صبيب, وأيضا يتلقّى فقيرة [رديو سنل] مستوى مشكلة.

لحسن الحظّ, قد أطلق [دلّ] سائقة جديدة محيّن يساند [إينتل] [برو/ويرلسّ] [3945بغ] [نتوورك كنّكأيشن] و [إينتل] لاسلكيّة [ويفي] خطوة [4965ن]. يأتي السائقة صيغة 11.1.1.22 أرّخ 08/08/2007 من مزود [إينتل], عبّأت بما أنّ [ر164259] (11.1.1.3) - [أ05] - أغسطس - آب 2007 إطلاق. It fixes the following bugs (changelog):

  • Addresses 3945ABG radio disable seen with some systems running with Bluetooth modules
  • Addresses 3945ABG radio disable seen in some 802.11a environments after Standby or Hibernate
  • Addresses installer upgrade behavior where Windows Vista Preferred Networks would be lost
  • Addresses installer interaction with InstallShield Update Manager causing an unwanted prompt during installation

The new driver will likely to solve the Wireless cuts off problem in Vista. Download the driver version 11.1.1.22 from ftp://ftp.dell.com/network/R164259.EXE. It’s a Dell installer package, which should works on other brands too. Otherwise, simply extract the driver by using WinRAR and manually update the driver for the network card from Device Manager.

IMPORTANT: This is a machine translated page which is provided "as is" without warranty. Machine translation may be difficult to understand. Please refer to original English article whenever possible.

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25 Responses to “Intel PRO Wireless 3945ABG WiFi Radio Adapter Shut Off Randomly”

  1. Peace
    September 15th, 2007 15:24
    1

    Wow! Thanks for this. I’ve been getting sick of my connection dying minutes after i went to sleep while letting my stuffs download. I hope this fix the problem permanently.

  2. Taglio
    September 15th, 2007 18:56
    2

    Hi there.
    Same problem found on a ASUS

  3. TL
    September 15th, 2007 19:23
    3

    The same problem occurs on HP dv9324 with Windows XP! Does the patch work on XP also?

  4. admin
    September 15th, 2007 21:25
    4

    No, this is specific for Vista, and also it’s not for ‘power saving’ where network may shutdown if computer left idle for a long time.

  5. Alejandro Cadena
    September 16th, 2007 04:52
    5

    I had the same problem with an Acer Aspire 5672 on XP but it turned out to be a ventilation problem. Check if all fans are working and if air is actually flowing through the case.

  6. Simon Givoni
    September 16th, 2007 23:18
    6

    I have the exact same problem on a Dell Precision M4300 with Win XP Pro - so it seems not to be limited to the Vista system.

    Usually it takes more than an hour or so before it turns off.

    Any help for us XP guys?

  7. Simon Givoni
    September 16th, 2007 23:41
    7

    Here is a link to dells own support site about the problem and where to download drivers:
    Dell support

    At the moment I’m downloading myself and I will return when I have tested if it helped.

  8. Rapster
    September 17th, 2007 11:45
    8

    Seems It happens on my Toshiba Satellite M200 (Vista Home Premium) too.

  9. Simon Givoni
    September 17th, 2007 15:31
    9

    The update from my link above solves the problem for me.

  10. Will
    September 19th, 2007 07:16
    10

    Great! Just come across this and realize the issue I had (Dell 1405)for a few times was caused by the driver. Trying out the new driver now and see if it works.

  11. Argosd
    September 20th, 2007 18:41
    11

    I have installed on Amilo pi 1536 with Vista. Let’s see if it solves the problem…

  12. Carlos
    September 25th, 2007 05:02
    12

    We purchased 24 Dell Latitude D630 with XP and almost all of them are experiencing the problem. I updated to the lastest Dell August driver release and did not solve our problem. We still see computers going off the wireless… Can any of you tried to go to a previous driver version 9 or 10? Thanks.

  13. Juan
    September 29th, 2007 00:04
    13

    You’re the man! Cheers, mate!

  14. Dennis
    October 14th, 2007 20:37
    14

    They work perfectly on my Asus F3JR! The setup will fail because it’s not an Dell notebook, but you can easily install them manually using the device manager. My wireless connection is finally stable under Vista! Thanks!

  15. billybob
    December 11th, 2007 03:51
    15

    Have Dell D830 w/ Vista and Intel 4965AGN with 8/8/07 drivers (latest) and still have same problem on some 802.11b networks.

  16. haabe
    December 11th, 2007 06:23
    16

    You should try version 11.5.0.32 released 11/8/2007. Works like a charm!

    http://downloadcenter.intel.com/Detail_Desc.aspx?ProductID=2259&DwnldID=13001&lang=eng

  17. Dal
    February 19th, 2008 23:17
    17

    Carlos

    Did you have any luck in resolving the problems with the d630 and xp?

    http://support.dell.com/support/topics/global.aspx/support/dsn/en/document?docid=16332F52585B367AE0401E0A5517117B&journalid=BC50966C27EA11DB96E995E8363E7F84

  18. Rodmarques
    March 17th, 2008 06:53
    18

    I have exactly the same problem with my Acer Aspire 1692WLMi, running Win XP Pro. Because of that, I sent it back for repair by the guarantee. Acer returned me the notebook last week. The first day, everything was OK. But on the second day I started to have the same problem again: max signal, no internet pages opening, light turned off randomly… I guess I´ll have to send this link to the qualified personnel of Acer Portugal and see what they can do. I’m sick and tired of this annoying situation.

  19. max power
    May 15th, 2008 22:44
    19

    ive got that probalem on my dell d620 latitude runing vista - turns off (just when u need it the most), tried the drivers menioned above, had the disconnections but the light didnt turn off, untill a few days ago…and now does it a few times a day..Back to square one!

  20. danilo
    June 18th, 2008 22:05
    20

    so i have that version 11.5.0.32 released 11/8/2007 installed on windows xp…and its still doing the same thing.. i have a dell inspirion 6400/ e1505 and suggestions? thanks.

  21. DariaSofi
    June 21st, 2008 21:42
    21

    There is a new update released on 4/11/08 to the Intel PRO Wireless 3945ABG. It fixes the issue for XP users. Go to the intel downloader site and get it! If you search for this update through the Device Manager, it will NOT find it, so you have to go grab it yourself and unzip the file.

    Btw, power supply options were NOT the problem for me…

    XPS M1210
    Windows XP Media Center Edition
    Version 2002
    Service Pack 2

  22. George
    July 13th, 2008 05:58
    22

    It may help if you uncheck the box “Allow the computer to turn off this device to save power” in the Power Management tab of the Properties tab for the Intel PRO/Wireless 3945ABG Network adapter in the Device Manager.

  23. Now much happier
    July 15th, 2008 16:24
    23

    Yepp, this solved this problem for my D630. It works! Funny “feature” that this version is not detected by the driver update button.

  24. Chuck
    July 18th, 2008 19:54
    24

    Loaded the driver from intel listed above, and I haven’t had the problem since.

    So, the Dell Latitude D620, Win XP SP3, seems to be working now, with the Driver 11.5.1.115 - Date 3/13/2008 - look for the download dated 4/11/2008 on the intel download site.

  25. Dominic
    August 16th, 2008 17:59
    25

    The intel link is http://downloadcenter.intel.com/, look on the left under Wireless / WiFi Products / Intel PRO/Wireless 3945ABG Network Connection. I downloaded 32-bit Vista driver 12.0.4.0 for Acer Aspire 7720 notebook which had this problem. Intel also provide instructions on how to optimise the Vista battery power settings.

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