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    Working with lid closed

    Discussion in 'Asus' started by c0v3n4n7, May 25, 2007.

  1. c0v3n4n7

    c0v3n4n7 Notebook Enthusiast

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    Greetings,
    I'm working with a F3JP connected to a external 19" LCD. I'm not using dual view at this moment and I intend only to use the external display. My question is:
    Is it safe to work with the laptop closed (I am also using USB keyboard and mouse)? Won't the heat damage the screen in any way?
    Thank you in advance
    Best regards
     
  2. E.B.E.

    E.B.E. NBR Procrastinator

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    Generally, it's not recommended to keep the notebook closed while it's working since I believe (not sure though, quoting now from other threads, really) the design relies on air flow along the keyboard for cooling.

    But you can check, keep it running closed for half an hour and if it doesn't heat too much then it's probably going to be ok.

    If you do CPU / GPU intensive tasks like gaming or numerical simulations, I recommend you keep it open since those will heat the palmrest/keyboard and therefore screen.

    An example: I have left on many occasions my V6J running idle with the lid closed while going on lunch break for 20mins-1hr and it never heated up too much.
     
  3. c0v3n4n7

    c0v3n4n7 Notebook Enthusiast

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    Thank you very much for the fast reply.
    The laptop is used in a webdesign office, so a lot of heavy image editing software is used.
    Maybe it's better to keep it open (just want to avoid damaging the screen)
     
  4. slumbermann

    slumbermann Notebook Evangelist

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    btw... i dunno how if there is any significant damage to the screen... but currently... i'm using a notebook in my office, which always closed cause i use external monitor n keyboard n mouse too...

    so far so good... its been months or maybe year already running the notebook like that... while the screen is totally close. only thing i have some docking colling system under the laptop... so maybe its make the heat release well too...

    note: I do a alot of 3D designing using Catia V5.... so the laptop is daily running heavily with other program too such as PLM, excel, powerpoint, words, outlook, and a few more software which i need for my work
     
  5. otispunkmeyer

    otispunkmeyer Notebook Geek

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    nope it shouldnt damage the screen....you can turn the screen off (Fn + the output display key should give you a mode that turns the laptop screen off and only output to external monitor)

    but lit shut operation should be just fine. everyone here at work does it...laptops shut and on a dock...used like a standard desktop. we just got new machines, but all the older machines are still in almost perfect condition with no issues
     
  6. E.B.E.

    E.B.E. NBR Procrastinator

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    Screen damage due to heat is not related to he screen-generated heat, that's negligible, it's about heat from CPU + GPU accumulating between palmrest and screen/heating up the screen.

    Newer machines are pumped up in terms of CPU and GPU, therefore they heat up more than older machines, so I wouldn't rely on this reasoning...

    I don't know about Catia or PLM, but all the rest of the programs you mention running at once are a breeze for current laptops; consequently, the heat generated due to runing them won't be much more than the idle heat.

    I'm not sure what you mean by heavy image editing. How much % of the time is the CPU running at full blast (if at all)? Is it heavily using the GPU? If it's 2D images then it doesn't.

    For instance, many times I am running numerical simulations in two Matlab instances at once, which means that 10hrs per day (during those days) my notebook runs both cores at full blast. I wouldn't dare leave it closed in such a regime. :)

    The only way to tell, really, is to try running in your normal working regime with the lid closed for half an hour, and feel the screen; if it's not noticeably warmer than usual, run it for two hours, and then for a day; you get my point. Like that you'll learn how much you can push the notebook with the screen closed such that the screen doesn't heat up. Hopefully it won't heat up at all. :)
     
  7. slumbermann

    slumbermann Notebook Evangelist

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    The Catia is really heavy program just for your information... cause everytime i render my 3D product... it will really make use most of my processor n the RAM too... all the other software i listed is doesnt cause that much... but as i'm running these softwares at once every day... my notebook really use up all the processor...

    but i dont wanna say that it wont damage the screen or something like that... but at least... for my situation... its still working without any problem... :)
     
  8. Hello-

    Hello- Notebook Consultant

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    I think it would depend on how hot your laptop gets when under a heavy load. Maybe a laptop cooler could help. With my W3J, which is known to get pretty hot, I would never run a game or any heavy processes with the screen closed for a long period of time.
     
  9. usapatriot

    usapatriot Notebook Nobel Laureate

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    I personally believe it would not cause any damage as long as the laptops LCD shutoff and you had good airflow going under the laptop and rear/side vents.
     
  10. loopty

    loopty Notebook Evangelist

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    I don't know if anyone here has seen a Dell docking station. But to use it you have to close the lid because it has a platform right above the laptop to support a monitor. So my guess is that if a Dell can work with the lid closed an Asus should be fine.
     
  11. slumbermann

    slumbermann Notebook Evangelist

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    I'm using that kind of dock before... of coz with the dell notebook... same result like i wrote above... :)