WM-190

Discussion in 'Tech talk' started by jkatracing, Jan 23, 2020.

  1. jkatracing

    jkatracing New Member

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    I need some help with my Sony WM-190.
    I can hear the motor running but the belt is gone and probably the clutch is broken but...
    i can't figure out how to open it without breaking it.
    IMG_3196.JPEG IMG_3195.JPEG

    I've found diagrams but not the exact same model.
    any thoughts? Also the WM-"EX" 190 is different than what i have.
     
  2. Boodokhan

    Boodokhan Well-Known Member

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    Follow the service manual
    working on this model is not complicated. Its gonna be a fun project for you
     

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  3. Boodokhan

    Boodokhan Well-Known Member

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    The picture you show is WM-190
    the manual i placed for you is for WM-EX190 which is a basic cheap walkman
    these are 2 different models
    Can you verify what you need?
     
  4. jkatracing

    jkatracing New Member

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    i feel that the EX model is slightly different than the one i have.
     
  5. jkatracing

    jkatracing New Member

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    yeah, i have the WM-190 not that WM-EX190.
    I've reviewed that manual before and it just doesn't line up.
    I'm just trying to open it up so i can see what's going on. I've unscrewed a bunch and it still seems to give me resistant so i dont want to force anything.
     
  6. Boodokhan

    Boodokhan Well-Known Member

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    sickly_b likes this.
  7. jkatracing

    jkatracing New Member

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    Thank you!!! I heard that the clutch could be an issue too! thanks!
     
  8. sickly_b

    sickly_b Active Member

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    I own several machines of this variant and the clutch is the big problem - it can be fixed and there is an excellent tutorial on S2G
    It is worth persevering with as the sound quality is superb with the EX Head. In poarticular, my WM-GX50 sounds wonderful!
    Keep us posted on your progress and let me know if you need the service manual
     
  9. jkatracing

    jkatracing New Member

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    If you have the manual for the WM-190 that would be great!
     
  10. sickly_b

    sickly_b Active Member

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    service manual >> WM-190.pdf
    Enjoy your weekend eh
    Belt Path >
    [​IMG]
     

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  11. enryfox

    enryfox Active Member

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    This walkman has so many problems that it appears to have been designed with an expiration date.
    Electronics: all caps go typically bad; some are smd (if i'm not wrong) very fun to replace.
    Transport: the clutch is surely broken or too hard to be useful; most of plastic parts do shrink and that cause some gears to crack (most notably the hub ones) and makes the whole transport feel out of alignment.
    If you can make it work, it surely cannot be used as a daily driver, it is too fragile and more parts will break under stress.

    I had two of them and, after wasting time and money, I sold them both hoping someone else will be more successful.
     

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