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820-00165 no keyboard trackpad

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  • 820-00165 no keyboard trackpad

    tested differnt trackpad+keyboard+cable.

    no corrosion on connector.
    Liqued damage was around smc, replaced and working except no keyboard trackpad.
    Option key at boot wont work no detection
    Power button works

    J4800

    pin
    1 3.42v 0.429
    2 0v 0.442
    3 0v 0.000
    4 0v 0.353
    5 0v 0.350
    6 0v 0
    7 0v 0.460
    8 0v 0
    9 0v 0.460
    10 3.322v 0.327
    11 2.969v 0.611
    12 0v 0.593
    13 3.3v 0.453
    14 5.10v 0.407
    15 0v 0.633
    16 3.329v 0.522
    17 3.326v 0.524
    18 3.3v 0.435
    19 3.3v 0.291
    20 3.3v 0.588


  • #2
    Tried a known good trackpad?

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