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    Dell Studio 17 headphone hiss help

    Discussion in 'Dell' started by tboo72, Dec 6, 2008.

  1. tboo72

    tboo72 Notebook Enthusiast

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    I have a Dell Studio 1735 that emits a bad hiss when I use headphones. If I dont use any apps that use sound the hiss will go away but as soon as I use something that emits sound(clicking on a link in IE for example) the hiss comes back. Any idea on how to fix this?

    Thanks
     
  2. tom_baker

    tom_baker Notebook Guru

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  3. tboo72

    tboo72 Notebook Enthusiast

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    Tried both before I posted here to no avail :(
     
  4. Kellhus

    Kellhus Notebook Enthusiast

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    I'm still waiting for my Studio 17 (Monday!), but I read that disabling the 'a' channel on your intel/dell wireless nic improves the audio for some people. You could give it a try.
     
  5. tboo72

    tboo72 Notebook Enthusiast

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    Ill give that a whirl

    Thanks
     
  6. kk2008

    kk2008 Notebook Enthusiast

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    I have the same problem (but one of many) with my Studio 1535. But it's even worse: when the hiss comes back (after a sound) there is also a beeping noise. :rolleyes:
    I disabled the energy management option in the audio settings of the IDT software. Now, the hiss is always there, with no pauses and no beeping noise.

    By the way, my mainboard has been exchanged, but the hiss and beeping noises (with activated energy management) are still there. As expected, with my external soundcard, there is no hiss and beeping noise.
     
  7. bigdarkmad

    bigdarkmad Notebook Evangelist

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    Dell...
    My motherboard was replaced too...
    But after I updated BIOS a2 with BIOS a5 .... the problem persist again...
    Now I saw here - Dell has some secret BIOS named X41...
    May be it will fix the problem...
    BUt it is secret for now....
    Sadly...
     
  8. tboo72

    tboo72 Notebook Enthusiast

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    I tried many solutions & none worked. :(
     
  9. TC03

    TC03 Notebook Evangelist

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    I have the same thing, unfortunately I have no solution. I've tried to get to know how many people have this problem, but apparently nobody uses headphones because I didn't get any replies.
     
  10. bigdarkmad

    bigdarkmad Notebook Evangelist

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    by my opinion Dell just hides the issue...
    When I called them with "crackling sound issue"...the guy told me "You are my first crackling sound issue"....
    LOL Dell is well known for their "sound issues" but.....
    By the way my friend with Inspirion and Windows XP is strangly - PROBLEM FREE!
     
  11. Gazza_DJ

    Gazza_DJ Notebook Consultant

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    Most integrated laptops are going to have a very high noise floor level, and drivers can only do so much. The only way to fix it is to use a high quality external audio interface, either USB, FireWire or card based. However, I am having a different kind of noise issue with my Studio 15 and the M-Audio FW410 im using at the moment - it seems that when on mains electrical interference from the HDD passes into the audio signal path sometimes, producing horrible multiple frequency noise on the audio outs.

    I have a USB audio interface on the way, so it will be interesting to see if this noise gets passed into the audio path when using USB.
     
  12. somms

    somms Notebook Evangelist

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    http://en.wikipedia.org/wiki/Ground_loop_(electricity)

    Noise you're experiencing is more than likely being produced by a ground-loop condition that can be corrected w/ground-loop isolator: http://www.radioshack.com/product/index.jsp?productId=2062214
     
  13. Gazza_DJ

    Gazza_DJ Notebook Consultant

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    Its not a ground loop - I was lucky enough to win a top of the range Belkin power surge protector which has isolators built in, and this doesnt solve the problem.

    EDIT: also, I never had this issue with my old Inspiron 6000.
     
  14. somms

    somms Notebook Evangelist

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    Wouldn't discount the possibility so fast. Try running the audio connection w/o using the outer sheilding attached on the RCA jack (Basically the same function the cheap ground-loop isolator provides) or use a 3prong to 2prong adapter for the power cord of your notebook (eliminating the ground) you may be surprised. ;)