unlock macbook pro a2289 emc 3456 efi

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  • jacospama
    Badcaps Veteran
    • Aug 2019
    • 239
    • Ghana

    #1

    unlock macbook pro a2289 emc 3456 efi

    how can i unlock a2289 emc 3456 drive

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  • bouch
    unlock macbook air A1932 2019
    by bouch
    hi

    i whant unlock macbook pro A1932 2019 whit ibridge 9,3 ;

    i change efi files find on files mina T2 activator 1,4 and use for activation mina T2 activator 1,3 , but fault ssh?

    i use mina T2 ramdisk activator 1,0 and 3,0 . but whon t work ?

    have you other programme or method compatible whit this macbook ibridge 9,3 for bypass ?

    I need help or information?

    Does anyone have the minat2 activator 1.4 software?

    Or did they use it for bypass macbook air 2019 a1932 with new ibridge 9.3?

    Thank yo...
    03-12-2025, 10:14 AM
  • baglaivlad
    MacBook Pro A2289 (820-01987-A) No boot/image, but boots to DFU
    by baglaivlad
    Hi everyone. Just a reminder I am not a professional repair technician, fixing Apple electronics is my hobby.

    Recently got my hands on MacBook Pro A2289 with interesting behavior. Pristine condition, no water damage, no visual issues whatsoever. It has no image, no CapsLock, no life except the fan is spinning. But it is able to boot into DFU and recognized by another MacBook. I tried to revive and restore the laptop, but the process ends when the MacBook usually should show an Apple logo with a progress bar. I assume the main power lines and T2 are working. It seems like the Intel...
    01-09-2024, 09:55 PM
  • Woodsworth
    MacBook Pro A2289 no signs of life except clicking trackpad and charging
    by Woodsworth
    Hi,

    I hope this is the correct place to post about this device. I originally posted regarding this on iFixit so see the details from that post below:

    "I'm hoping someone can give their opinion on the symptoms I'm seeing before I spend any more time and put money into this. I got this MacBook from a customer and after looking at it they decided they didn't want it.

    It doesn't turn on and there's no visual signs of life. I have tried resetting the NVRAM, SMC, power cycling, unplugging the battery, using the charger with the battery unplugged. Removed the...
    03-15-2024, 04:06 AM
  • Zparts01
    MacBook A2289 820-01987
    by Zparts01
    I have a problem I'm hoping someone can help me with. I have an A2289 MacBook that had some liquid damage. After repairing any areas that had corrosion, I was able to get it to show 20v but only .01a on the multimeter. It was consistent on all ports, however I could not get the MacBook to go into DFU mode. I read that I should refllash U4770 and after grabbing the bin from this site I did just that. After soldering the chip back on the board, now I have DFU mode, but the thing is, it won't revive or restore, giving me the error that the device left the DFU state or something to that effect. The...
    02-04-2024, 02:07 PM
  • saisoni20
    MacBook Pro A2289 (820-01987-A) No boot or Display, but boots to DFU and shows status bar only
    by saisoni20
    Hi everyone.

    Recently got MacBook Pro A2289 with interesting behavior. Pristine condition, no water damage, no visual issues whatsoever. It has no image, no Caps Lock, no life except the fan is spinning. But it is able to connect to DFU mode and recognized by another MacBook. I tried to revive but the process ends when the MacBook usually should show an Apple logo with a progress bar and giving me error AMRestoreErrorDomain error 9. I don't have CPU Vcore.
    Now I can't able to connect to DFU mode either.

    On the USB meter I got 20V/0.9A power draw, and keep looping....
    01-29-2024, 08:20 PM
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