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    Speed/Stamina Swtich button not working

    Discussion in 'VAIO / Sony' started by kumar16, Apr 17, 2007.

  1. kumar16

    kumar16 Notebook Enthusiast

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    My speed/stamina button is not working. Earlier when you used to swtich it a prompt to restart appeared, but now its gone. Any ideas ? Thanks!
     
    kumar16, Apr 17, 2007
    #1
  2. kumar16

    kumar16 Notebook Enthusiast

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    Does anyone have any idea? I am using sz440 with windows vista home premium. Any help is appreciated. Thank you
     
    kumar16, Apr 18, 2007
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  3. mujtaba

    mujtaba ZzzZzz Super Moderator

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    Have you installed a fresh XP installation ?
    Go to the support site for your laptop and download the ACPI drivers, this will do the trick.
     
    mujtaba, Apr 18, 2007
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  4. kumar16

    kumar16 Notebook Enthusiast

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    I did not install XP. The laptop came with vista home premium. I do not see a ACPI driver on the support site. Is there an equivalent for vista?
     
    kumar16, Apr 18, 2007
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