iMac (Retina 4K, 21.5-inch, 2017) 820-01069-B

mogly · Aug 30, 2023

Repair my bios not boot not display 1 2 3 led loop

ThienBui · Aug 30, 2023

mogly said:
Repair my bios not boot not display 1 2 3 led loop

clearmes.zip

haron njoroge · Sep 17, 2023

820-01069-B no display fix it sir

ThienBui · Sep 17, 2023

haron njoroge said:
820-01069-B no display fix it sir

clearmes.zip

amawajith2020 · Dec 23, 2023

ThienBui said:
iMac (Retina 4K, 21.5-inch, 2017) 820-01069-B
A1418 EMC3068

Help
cleame
Problem no image

ThienBui · Dec 23, 2023

amawajith2020 said:
Help
cleame
Problem no image

roy.ruan · Jan 26, 2024

Please help rebuild, original problem is no display on the screen.

Definitely my BIOS problem, because i flush another BIOS here and it work (but has lock)

Attach is the original BIOS of my computer

ThienBui · Jan 26, 2024

roy.ruan said:
Please help rebuild, original problem is no display on the screen.

Definitely my BIOS problem, because i flush another BIOS here and it work (but has lock)

Attach is the original BIOS of my computer

clearmes.zip

lrt · Jan 28, 2024

Hello, good morning, I need help with the bios, it doesn't provide video
iMac (21.5-inch, 2017)
820 01069-B
EMC 3068

ThienBui · Jan 28, 2024

lrt said:
Hello, good morning, I need help with the bios, it doesn't provide video
iMac (21.5-inch, 2017)
820 01069-B
EMC 3068

sinoms · Feb 21, 2024

hello sir
i have this problem can you fix it please

sinoms · Feb 21, 2024

sinoms said:
hello sir
i have this problem can you fix it please

hello dear !!!!!!!!!!!!!!!!!!

ThienBui · Feb 22, 2024

sinoms said:
hello sir
i have this problem can you fix it please

sinoms · Feb 22, 2024

hello
after i install mac os
the last step give me this choice and relocked again
how can bypass this step !!!

ThienBui · Feb 22, 2024

sinoms said:
hello
after i install mac os
the last step give me this choice and relocked again
how can bypass this step !!!

remote need buy patch 35$

mjkelectronics · Nov 10, 2024

Hi

Can you fix this dump ?

No video, and also remove EFI password if any, thanks.

ThienBui · Nov 10, 2024

mjkelectronics said:
Hi

Can you fix this dump ?

No video, and also remove EFI password if any, thanks.

mjkelectronics · Nov 10, 2024

Hi, did you fix display too ?

ThienBui · Nov 10, 2024

mjkelectronics said:
Hi, did you fix display too ?

how ?

mjkelectronics · Nov 10, 2024

Like this problem