Korg Poly-61 cleaning, battery replacement, recover original presets

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  • Опубліковано 26 лип 2024
  • In this video I will show you how to clean, change and solder a new battery and clean the keyboard contacts so all the keys work.
    The battery I used was a Varta 3.6 volts 140 mAh with 3 solder pins
    Manual link:
    www.dirtyhertz.com/files/korg...
    Factory presets .wav link:
    www.dirtyhertz.com/files/korg...
    1. Connect a mono audio cable from the output of your computer/player to the FROM TAPE input on the Poly-61.
    2. Set the level switch on the back - LOW or HIGH - depending on the output of your player.
    3. Set the rear panel’s TAPE and WRITE switches to ENABLE
    4. Set the audio file it starts from the beginning (where you hear the tone).
    5. Press LOAD button - the display with read Lo Ad
    6. Play the WAV file.
    7. If it works, when it’s done the screen will tell you it’s Go od.
    8. If there are errors, the screen will report it as Er r. If an error is indicated, check the output level of your player, could be too loud or too quiet, then carefully repeat Load procedure.
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КОМЕНТАРІ • 12

  • @emeraldphoenix9229
    @emeraldphoenix9229 3 місяці тому +1

    Hey, hope all good with you? I just wanted to come on again & comment, to say how much I appreciate your fantastic, clear & very helpful tutorial. Iv been putting this off for months, as one does ( me), but I have just finished the whole process@ 5 am. Your video was invaluable. Iv watched it many times in preparation. I replaced the battery. Was badly leaking original, there was a lot of corrosion & I was worried some of the traces were damaged, but I cleaned it & cleaned it, cotton buds a plenty & 90% alcohol. I desoldered the old battery , & after cleaning, put the new one in, (exactly the same one as yours)..My Poly61 looks a bit different than yours inside. Its a non midi one, & didnt have a space above the joystick area like yours does. Also the keyboard contact strip area is one piece on mine ( a better design) & the key contacts are gold patterns, not black like yours. Mine was surprisingly clean. I think it must have been a new part, but the actual contacts were not good, they were dirty & quite brittle, like deteriorating of the rubber.
    I put new spagetti ( key contacts) in mine, but the old ones were probably still ok, but aging badly.
    I got mine from Japan about 6 months ago & it was doa. After fixing the power supply, leads etc, & a lot of messing with wav files of the preset patches I finally got it 'working', but only 1 note worked!
    So I dont even know this synth yet, but I used to have access to one & played it in a band decades ago.
    Im pleased to say that this past few hours work was 99% successful! my b below mid c is not working, but I can live with that. Its rare I use that note anyway.
    Hey man, all the best to you & thanks so much again, big kudos to you, may you be happy & well!

    • @DIRTYHERTZ
      @DIRTYHERTZ  3 місяці тому +1

      Ah man I am so happy to hear that. Thank you for sharing and making my day :)

    • @emeraldphoenix9229
      @emeraldphoenix9229 3 місяці тому +1

      @@DIRTYHERTZ Thats my pleasure , credit where credit is due. You made my day by helping me fix my P61. Rock on.

  • @emeraldphoenix9229
    @emeraldphoenix9229 8 місяців тому +1

    This is an excellent tutorial, thankyou. I have watched it several times because I have this whole process to deal with ,having received a Poly 61 , that was supposed to be serviced with a new battery & in excellent condition last month, from Japan, & this was clearly not the case at all unfortunately, ie it was not working, d.o.a.
    I have worked on it & the power cables internal were broken, so I have that fixed, plus I managed to load the presets (via mp3 of factory data)..that took several days to get right..Now I have discovered that only 1 key is working. It is obviously the original battery, like yours & has leaked too, quite a mess around the battery. I tried to get a refund, but have been ignored by the sellar. eeebay didnt help either
    I would not have attempted this without such a clear & detailed video, I like your music too. Peace & blessings.

    • @DIRTYHERTZ
      @DIRTYHERTZ  8 місяців тому +1

      Glad it was helpful. I hope you get it up and running.

  • @mwmusic29
    @mwmusic29 Рік тому +1

    Thanks for this. I will be repairing one of these in the near future!

  • @M80-
    @M80- Рік тому +1

    Thanks, very informative. Risky business to clean and repair it, I couldn't do that. Mine is coming soon, same M version. I'm really excited how it sounds.

    • @DIRTYHERTZ
      @DIRTYHERTZ  Рік тому +1

      Thanks for the feedback. Enjoy your new toy.

  • @johnchill
    @johnchill Рік тому

    Sorry for previous post, those files turned up in my downloads, thanks

  • @BellaBell_
    @BellaBell_ 9 місяців тому +1

    nicee

  • @ioan7670
    @ioan7670 Рік тому +1

    Where you have order the bateri I need one too

    • @DIRTYHERTZ
      @DIRTYHERTZ  Рік тому

      bustedgear.com/part_batteries.html