iMac A1418 820-00431-A 820-00432-A Schematics boardview BIOS

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iMac A1418 820-00431-A
820-00431-02, 820-00432-A
661-02985
Schematics boardview
820-00431-Vinafix.pdf
820-00431-Vinafix.brd

 

[ThienBui]

Bios IMac a1418 820-00431-02

iMac A1418 820-00431-A 820-00432-A Schematics boardview BIOS

iMac A1418 820-00431-A 820-00431-02, 820-00432-A 661-02985 Schematics boardview 820-00431-Vinafix.pdf 820-00431-Vinafix.brd

vinafix.com

 

[ThienBui]

help me

you want i help what ?

 

[mogly]

Unlock the bios thanks

 

[ThienBui]

Unlock the bios thanks

 

[virendra]

I Got with all Bios only 2 LED'S ...
with my Original I got 3 LED'S but no Image after Catalina Update...
Have no idea - I try ALL EFI DUMPS

maybe some one can help ?

hi have you found the solution for this ?
i have same pblm with same board

 

[virendra]

Apple IMAC (21.5 2015) 820-00431-A CLR ME OK TESTED

 

[informaticanapoli]

Hi Can i have clear me ???

 

[informaticanapoli]

.

 

[informaticanapoli]

.

 

[ThienBui]

Hi Can i have clear me ???

 

[AhilusUA]

hi! my imac a1418 820-00431-A work with freeze and dont see NVME disk (maybe bios dont have some part for working NVME). Attach dump of bios from mx25q6473e. Thanks for help.

 

[AhilusUA]

.

 

[AhilusUA]

someone here?

 

[ThienBui]

hi! my imac a1418 820-00431-A work with freeze and dont see NVME disk (maybe bios dont have some part for working NVME). Attach dump of bios from mx25q6473e. Thanks for help.

can not check and edit form bios
If you suspect the BIOS has a problem, you need to try another BIOS to compare.

 

[AhilusUA]

Hello! My CPU stack on 0.78GHz , its bios problem or no? Thanks for for help

 

[ThienBui]

Hello! My CPU stack on 0.78GHz , its bios problem or no? Thanks for for help

unrelated to BIOS

 

[AhilusUA]

But what could be the cause of this problem?

 

[ThienBui]

But what could be the cause of this problem?

But what could be the cause of this problem?

 

[Maniek]

Hello, Please help me unlock this bios, I don't know the password.
820-00431-A

 

[ThienBui]

Hello, Please help me unlock this bios, I don't know the password.
820-00431-A