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  1. I

    820-01700 Display issue

    Hey, another mess h20 board, first it was burned down screen connector, i changed them and u8400, now i have macbook booting and showing external monitor, but not reqionize internal, where to start, tryed 3 different working displays.
  2. I

    820-02020 M1

    tested another shell and board, everything works, this mobo got problems.
  3. I

    820-02020 M1

    tryed disconnecting internal, same thing, and jr900 same thing, when boots it starts fan max
  4. I

    820-02020 M1

    Everything is clean around ue501, qe500, je501. was water spill. around the backlight area and speaker amplifer area.
  5. I

    820-00165 charging problem

    Change charging port for check
  6. I

    820-02020 M1

    Tryed another display m1 and tryed different batteries
  7. I

    820-02020 M1

    Where to start, comp working tryed different housing, trackpad and battery, still same, there may be issue with fan. And fan after turn on full speed
  8. I

    820-01521-2 A1932

    PPBUS - 12.62 T2 voltages steady, After changing bl ic now its stable in dfu but cant restore, 20v 0.45ma
  9. I

    820-01521-2 A1932

    Macbook goes to 20v and no power, i noticed when i try to dfu, it goes to dfu and then restarts after 1 sec dfu, what to check. i cant get stable dfu mode.
  10. I

    820-00850 5v, no power

    With thermal cam, t2 blinking
  11. I

    820-00850 5v, no power

    R7020 gets 19.9v, and now got board to 20v and ppbus jumping 12.3-12.64 board, and no boot, no cpu acitivity
  12. I

    820-00850 5v, no power

    Hey guys, board is clean, no corrosion, board stuck every 4 ports 5.07 and 10ma. ppbus is 1v ? where to start.
  13. I

    820-01521 pre backlight problem

    Sensors are okay, changed topcase for testing and still same problem
  14. I

    820-01521 pre backlight problem

    where to find hall sensors can u say specific name on schematic
  15. I

    820-01521 pre backlight problem

    when bl gone, it dosent show lid signals.
  16. I

    820-01521 pre backlight problem

    smc reset tryed
  17. I

    820-01521 pre backlight problem

    Another problem with 820-01521 backlight, everything works and after i shut lid panel and goes to sleep, waking up with no bl.
  18. I

    820-01700 booting problem

    Its working safe mode
  19. I

    820-01700 booting problem

    diagnostic mode shows 0 errors everything ok, ill try safe
  20. I

    820-01700 booting problem

    Got another mess board, tryed dfu restore, it restores succefully and i can see ssd at target disk, but when i try boot, it shows apple logo and half loading it goes fan max and restart. tryed 2 different working case for faulty parts but everything seems ok.
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