Lenovo Yoga 9 will not power up

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  • LA1
    Member
    • Jun 2011
    • 23
    • USA USA USA

    #1

    Lenovo Yoga 9 will not power up

    it is getting 3.5v at the power button cable, was wondering if anyone knew what pins to jumper

    here is the MB
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    Last edited by SMDFlea; 05-19-2023, 12:55 AM. Reason: Copied image from external to badcaps
  • Vesko356
    VIP Moderator
    • Aug 2018
    • 4386
    • Bulgaria 🇧🇬

    #2
    Re: Lenovo Yoga 9 will not power up

    You must link the schematic, but in general it's a 3.3V signal and if you want to power up the laptop it must be shorted to ground briefly to simulate pressing the power button.

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