Fn+brightness control isn't working in DELL inspiron N505

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  1. Posts : 6
    Windows 7 Ultimate x64
       #1

    Fn+brightness control isn't working in DELL inspiron N505


    greetings!
    I've just got new dell INSPIRON N5050 but I can't set its brightness from Fn key.
    is it a hardware issue or software?
    sometimes it works and sometimes not.
    i have Windows 7 Ultimate x64.
      My Computer


  2. Posts : 15,026
    Windows 10 Home 64Bit
       #2

    since you just got it, better off to take it back to the shop and get some servicing.
      My Computer


  3. JMH
    Posts : 7,952
    Win 7 Ultimate 64-bit. SP1.
       #3

    Assuming that your computer is new & under warranty -
    I would strongly suggest that you should seek advice asap.
      My Computer


  4. Posts : 64
    Windows 7 Pro x86; Pro x64; Home Prem x64; and others....
       #4

    programmer5 said:
    ... is it a hardware issue or software?
    Appears to be a bit of both. Maybe a corrupt or missing hardware driver (software) that is keeping the hardware from functioning properly.
    Are there any yellow, red or disabled symbols showing in Device Manager (show hidden devices)?
      My Computer


  5. Posts : 6
    Windows 7 Ultimate x64
    Thread Starter
       #5

    once i took it to shop, but it was working fine there was no bug. it sometimes works fine and sometimes not, and when it not, i just close it and open it in a second, it works fine. i have installed matlab2011 and many other big software, now it will be big loss to handover it to shop.
    Last edited by programmer5; 12 Feb 2012 at 02:57. Reason: grammar mistake
      My Computer


  6. Posts : 6
    Windows 7 Ultimate x64
    Thread Starter
       #6

    joodoo said:
    programmer5 said:
    ... is it a hardware issue or software?
    Appears to be a bit of both. Maybe a corrupt or missing hardware driver (software) that is keeping the hardware from functioning properly.
    Are there any yellow, red or disabled symbols showing in Device Manager (show hidden devices)?

    no dear, all drivers are properly installed.
      My Computer


  7. Posts : 28,845
    Win 8 Release candidate 8400
       #7

    programmer5 said:
    greetings!
    I've just got new dell INSPIRON N5050 but I can't set its brightness from Fn key.
    is it a hardware issue or software?
    sometimes it works and sometimes not.
    i have Windows 7 Ultimate x64.
    Have you updated all the relevant drivers?


    Please provide us with your Event Viewer administrative logs by following these steps:
    {Instructions courtesy of writhziden}

    Click Start Menu
    Type eventvwr into Search programs and files (do not hit enter)
    Right click eventvwr.exe and click Run as administrator
    Expand Custom Views
    Click Administrative Events
    Right click Administrative Events
    Save all Events in Custom View As...
    Save them in a folder where you will remember which folder and save as Errors.evtx
    Go to where you saved Errors.evtx
    Right click Errors.evtx -> send to -> compressed (zipped) folder
    Upload the .zip file here.
      My Computer


  8. Posts : 6
    Windows 7 Ultimate x64
    Thread Starter
       #8

    and f5 alone works fine, also all other fn+funcion keys work fine,
    only sometimes, brightness control doesn't work.
    should i reinstall window?
    and if problem still remains then i'll took it to shop.

    sorry for english mistakes.
      My Computer


  9. Posts : 6
    Windows 7 Ultimate x64
    Thread Starter
       #9

    zigzag3143 said:
    programmer5 said:
    greetings!
    I've just got new dell INSPIRON N5050 but I can't set its brightness from Fn key.
    is it a hardware issue or software?
    sometimes it works and sometimes not.
    i have Windows 7 Ultimate x64.
    Have you updated all the relevant drivers?


    Please provide us with your Event Viewer administrative logs by following these steps:
    {Instructions courtesy of writhziden}

    Click Start Menu
    Type eventvwr into Search programs and files (do not hit enter)
    Right click eventvwr.exe and click Run as administrator
    Expand Custom Views
    Click Administrative Events
    Right click Administrative Events
    Save all Events in Custom View As...
    Save them in a folder where you will remember which folder and save as Errors.evtx
    Go to where you saved Errors.evtx
    Right click Errors.evtx -> send to -> compressed (zipped) folder
    Upload the .zip file here.

    yes, i did it,
    Fn+brightness control isn't working in DELL inspiron N505 Attached Files
      My Computer


  10. Posts : 6
    Windows 7 Ultimate x64
    Thread Starter
       #10

    no zigzag3143, i didn't updated any drivers, when i bought it, they installed everything.
      My Computer


 
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