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Laptop getting hot, how to clean fan help needed please.

swingaloo
swingaloo Posts: 3,688 Forumite
Part of the Furniture 1,000 Posts Photogenic Name Dropper
I have a HP Laptop and the fan is running constantly as the bottom is getting very hot.

Im told that the fan needs cleaning. Is this something that can be easily done or would I need to take it in somewhere?

I cant see any way to get at it. Could I use one of those spray things they use on keyboards or is that a no-no.

Comments

  • you can google your model and add words like clean fan, hey presto! youtube videos showing you how
    Friendly greeting!
  • nickcc
    nickcc Posts: 2,265 Forumite
    Part of the Furniture 1,000 Posts Combo Breaker
    Had the same overheating problem with my Toshiba laptop and used the canned air spray. Used the extension tube to spray into the fan opening and all the dust blew out of the top speaker vents. When I opened up the laptop to replace the power jack a year later there was little dust visible.
  • bod1467
    bod1467 Posts: 15,214 Forumite
    AFAIK cleaning the fan/heatsink on HP laptops is a bit of a chore.

    On my own laptop (Cyberpower Pegatron model) it is really easy. Remove a few screws, remove a cover, remove 3 screws holding the fan, remove the fan, clean heatsink.
  • I_have_spoken
    I_have_spoken Posts: 5,051 Forumite
    Yep, I've done HP laptops with a combination of hoover hose on the vent and can of compressed air with the thin tube push into the intake. Laptop switched off, obviously.
  • Strider590
    Strider590 Posts: 11,874 Forumite
    Despite the name, a laptop computer is not meant to be perched upon ones lap. You'll block the vents and cause it to overheat.

    And to bust another myth, the power adaptor is also not called a "charger", the battery is meant as a backup, not as it's main power supply.
    “I may not agree with you, but I will defend to the death your right to make an a** of yourself.”

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  • you can google your model and add words like clean fan, hey presto! youtube videos showing you how
    Great advice!:T:T:T
    I did just this and was able to clean the fan myself. Laptop works fine now. It helps to buy a can of compressed air to blow away the dust, it only costs a fiver on eBay.
  • Get a can of compressed air, and then

    Two things...

    Use the compressed air in the opposite direction to the normal airflow your laptop produces (you want to blow the dust out.. not further in!)

    Use something like a cocktail stick to stop the fan spinning as you blow it out (a motor is a generator in reverse.. spin the fan with compressed air you feed voltage back into the main board... you can blow it!)
  • HappyMJ
    HappyMJ Posts: 21,115 Forumite
    10,000 Posts Combo Breaker
    Turn the computer off when using compressed air. Never ever do it whilst turned on.
    :footie:
    :p Regular savers earn 6% interest (HSBC, First Direct, M&S) :p Loans cost 2.9% per year (Nationwide) = FREE money. :p
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