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    W2V silent fan possible?

    Discussion in 'Asus' started by JazzSinger, Feb 8, 2007.

  1. JazzSinger

    JazzSinger Newbie

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    I have owned my W2Vc for about a year now, and it's great except - yes, the fan noise. It was there from day one.

    To clarify: the fan starts up approx. 30 seconds after startup, and it really is motor noise. I checked if perhaps the fan is lightly touching metal or a wire (because that's what it sounds like), but no, it turns freely. I have all the latest drivers and bios, so that's not it.

    I purchased this originally as a mobile music studio, so the noise is a real, real problem, not to mention when watching TV!

    My question: Can one buy 3rd party silent running replacement fans?

    Or can one just buy a bunch of standard ASUS fans and try find the most silent one? Occasionally, a user will say their W2V is really silent, and only the DVD loader is loud (I find they are comparably loud on mine!) - so there MUST be standard-issue fans that are silent out there

    If so, what model number do I ask for and where can I get them?
     
  2. mujtaba

    mujtaba ZzzZzz Super Moderator

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    Was it noisy from the start,if it wasn't,cleaning it would help,look for the notebook cooling guide in the guides section.
    The CPU fan will not kick in unless the CPU temperature has reached a value indicated.So the cooling guide will surely help you.
    Don't try to go out buying third party fan's, it might fail or much worse.
     
  3. nicke2323

    nicke2323 Notebook Enthusiast

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    My W2V was also horribly noisy, but was transformed to very quiet under all low-medium intensity conditions using a combination of:

    1. undervolting - try Notebook Hardware Control or RMclock (undervolt it as much as you can without the computer crashing)
    2. fan regulation - try Speedfan (needs to be configured, but well worth the trouble. Search the forum, or I can send you my configuration.)

    Thanks to the software above, my fan constantly runs at 25% speed (very quiet) except when 3D gaming or doing very CPU-intensive stuff when it ramps up to 75-100% (default BIOS speed). No overheating, no irritating fan cycling, and no constant tweaking required - set it and forget it.
     
  4. PROPortable

    PROPortable Company Representative

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    Here's a fact...... unless it's phyically got an issue.... the number of blades and the angle of those blades, along with the rpms it spins affects the overall CFM the fan is pushing. It's that amount of air that's physically causing the "noise". Now, to go back a little, the air that's moving is a direct result of heat the system is producing, which in turn is based on the performance you're requiring.

    So, you can limit the "noise", but it's not the fan itself... at least, like I said, as long as it's physically not broken. Limiting the rpm's however will change the way the system is designed to cool itself and therefore you'll have more heat trapped inside. This could (if hot enough) hurt the long term life of the system.... and the short term performance... as well as make you complain about something else..... a hot system.

    So, you'll need to play around, but it can certainly be adjusted... just know that as is, is what is honestly best for the system.
     
  5. JazzSinger

    JazzSinger Newbie

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    It's not the sound of the air it is moving. It really is the physical noise of the fan. When it starts up, there's a "rrrrRRRR!!!"-type of noise before it hits its (constant) operating speed. And it was there from new. Reading between the lines of reports from other owners, this is probably typical of this machine.

    I have owned many laptops, all with varying levels of fan (air) noise. This is the first I have owned where the fan itself can be heard.

    The machine does have a performance profile set, but from what I can see, none actually step down the clock rate; they only change screen/harddrive sleep times. It only clocks down when I run from batteries, which is no solution.

    I will try the software recommended, thank you. But I was hoping to find a 3rd party company that produces replacement fans, like you get for desktop PCs.
     
  6. MilestonePC.com

    MilestonePC.com Company Representative

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    The sound when starting up is suppose to be a big gust of air and noise. My desktop does it. My laptop doesn't because it is always in hibernate, but when I restart the laptop then yes I will hear and feel a big gust of wind and sound out of the vent.

    When running on battery the laptop noise should be minimal, because it will depend on what power mode you are using.

    Now plugged in yes, the initial gust may be irritating, then it will go to a constant speed/noise, this is beacuse it is plugged in. P4G will generally opt for Super Performance, thus the CPU and GPU are running at maximum speed, and so are the fans to cool it.

    nicke's recommendations are good, but also try P4G and set it to Quiet Office mode while plugged and see if that helps you.
     
  7. JazzSinger

    JazzSinger Newbie

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    Nothing to do with wind noise. I've owned many notebooks and I know what you are referring to. It's not that. It really is the fan motor itself.

    There seem to be two issues:

    Over the weekend, I noticed if I tilt (slowly!) the notebook on its side, the fan motor noise reduces. So its a bearing or similar problem. And it has been there from the beginning.

    Second is that the fan always runs full speed or not at all. I have tried the various tools above and have found the following: CPU in normal setting is 800Mhz (700-and-something to be exact), CPU temp varies between 43-45, depending on mouse use. (I have nothing else running)

    I have tried SpeedFan. I have set things so that I can see the fan speeds change between about 2500 to 4500 rpm, and yet in reality the fan just runs flat out. I have read all the helps and cannot imagine what I am missing.

    I also have tried NHC and set it to even recklessly low levels, with no change in real fan speed.

    Does anyone have experience with a specific software? nicke2323, perhaps?
     
  8. ClearSkies

    ClearSkies Well no, I'm still here..

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    Speedfan doesn't work on many Asus models because of motherboard recognition problems (can't remember whether W2 is one of them), and in some cases folks report it actually disengaging the fan (turn off) altogether. Asus' default BIOS settings are either on or off, no variable speed settings, which is why your fan rpm's aren't changing from full.

    Settings in NHC (i.e. undervolting etc), except through the correct ACPI control profile, have *no* impact on fan rpm. If you have the correct ACPI profile loaded, the numbers in the fan rpm setting also do not correspond to actual rpm -- back when I was running it on my Z63a, 2500rpm was "130" and 1500rpm was 110/105 or something. You have to work on setting these when the fan isn't on, otherwise the system BIOS will take over priority and NHC can't make any adjustments.
     
  9. ez2remember

    ez2remember Notebook Evangelist

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    Try ACPI control profile for NHC to control your fans as mentioned by ClearSkies. The best way I found is not to adjust the quoted rpm but to adjust the threshold as to when the fans to kick in on low, medium & high. This way you won't mess up the speeds of the fans and is kept as default.

    http://forum.notebookreview.com/showthread.php?p=1760351#post1760351

    If you do have bad bearings (possibly damaged) it may not help much.
     
  10. PROPortable

    PROPortable Company Representative

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    If it's not an issue with the actual noise of the blowing air, then it's the fan itself and it's not normal and may need to be replaced.

    It should not run at 100% or nothing.. if it is, it means your powersaving profiles aren't active, so you need to reinstalled your ATK100 drivers.