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Old 10-07-2022, 07:13 AM   #41
fricosu007
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Default Re: macbook air 820-00165-a bios

Could you guyz help me fix this dump, green light, rails OK, it turns on, fan spins, no chime, no backlight, no image, just recycles over and over again.
Attached Files
File Type: rar 1.rar (3.79 MB, 2 views)
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Old 10-07-2022, 09:31 AM   #42
peste
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Default Re: macbook air 820-00165-a bios

Quote:
Originally Posted by fricosu007 View Post
Could you guyz help me fix this dump, green light, rails OK, it turns on, fan spins, no chime, no backlight, no image, just recycles over and over again.
try..
Attached Files
File Type: rar 10.0.35.1012_outimage.rar (3.75 MB, 14 views)
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Old 10-07-2022, 11:26 AM   #43
fricosu007
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Default Re: macbook air 820-00165-a bios

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Originally Posted by peste View Post
try..
sarumana !
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Old 12-02-2022, 06:03 AM   #44
lordmuken
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Default Re: macbook air 820-00165-a bios

Hello, Can anyone guide me how to change/modify the year model of this bios?
From 2015 to 2017

This is my orig bios backup.
820-00165-a
Attached Files
File Type: rar 820-00165 backup.rar (4.16 MB, 8 views)
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Old 12-03-2022, 08:00 PM   #45
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Default Re: macbook air 820-00165-a bios

Quote:
Originally Posted by lordmuken View Post
Hello, Can anyone guide me how to change/modify the year model of this bios?
From 2015 to 2017

This is my orig bios backup.
820-00165-a

i guess this is not possible.

can anyone help me clean ME this? slow POST after pressing power on(30seconds-1minute)
but the unit is working, got this from a donor logic board.

The board im currently working got a damage bios chip, cannot detected.

A1466 820-00165
Attached Files
File Type: rar backup a1466.rar (4.11 MB, 3 views)

Last edited by lordmuken; 12-03-2022 at 08:23 PM.. Reason: forgot to attach my bios
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Old 12-04-2022, 04:30 AM   #46
peste
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Default Re: macbook air 820-00165-a bios

Quote:
Originally Posted by lordmuken View Post
i guess this is not possible.

can anyone help me clean ME this? slow POST after pressing power on(30seconds-1minute)
but the unit is working, got this from a donor logic board.

The board im currently working got a damage bios chip, cannot detected.

A1466 820-00165
try..
Attached Files
File Type: rar 10.0.35.1012_outimage.rar (3.99 MB, 12 views)
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Old 12-04-2022, 06:18 AM   #47
lordmuken
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Default Re: macbook air 820-00165-a bios

okay, i will try it now.
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Old 12-23-2022, 12:21 AM   #48
sajidmirza
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Default A1466 820-00165 Need to repair bios

Got this mac A1466 820-00165 from other technician for slow booting.flashed other bios from forum with some it wont start and with some no screen.When flashed with its own it boots slow.
I honestly dont know if the bios chip in it is originally came with this machine.
pls guide me
Attached Files
File Type: rar 820-00165 slow boot backup.rar (4.05 MB, 3 views)

Last edited by SMDFlea; 12-23-2022 at 04:02 AM.. Reason: A1466 820-00165
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Old 12-23-2022, 01:01 AM   #49
peste
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Default Re: Need to repair bios

Quote:
Originally Posted by sajidmirza View Post
Got this mac A1466 820-00165 from other technician for slow booting.flashed other bios from forum with some it wont start and with some no screen.When flashed with its own it boots slow.
I honestly dont know if the bios chip in it is originally came with this machine.
pls guide me
try..
Attached Files
File Type: rar 10.0.35.1012_outimage.rar (4.04 MB, 9 views)
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Old 12-23-2022, 01:41 AM   #50
sajidmirza
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Default Re: Need to repair bios

Flashed it but still no screen no chime
Think ME should be cleaned.
The dealer sent me the board only and i asked about the Sn from back cover he said he swapped the other board and sold macbook.
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Old 12-23-2022, 07:30 AM   #51
sajidmirza
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Default Re: macbook air 820-00165-a bios

Can someone pls clean ME for this bios

thanks
Attached Files
File Type: rar 820-00165 slow boot backup.rar (4.05 MB, 2 views)
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Old 01-28-2023, 04:10 AM   #52
Murtaza527
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Default macbook 820-00165-a bios locked

820-00165-a bios locked

Bios locked
Attached Files
File Type: rar 820-00165-A LOCK S.rar (3.83 MB, 9 views)

Last edited by piernov; 01-28-2023 at 05:00 AM..
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Old 01-28-2023, 04:26 AM   #53
peste
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Default Re: macbook bios locked

Quote:
Originally Posted by Murtaza527 View Post
Bios locked
try...
Attached Files
File Type: rar 820-00165-A LOCK S.new.rar (3.83 MB, 23 views)
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Old 01-28-2023, 06:49 AM   #54
Murtaza527
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Default Re: macbook air 820-00165-a bios

still locked cannot open account
Attached Files
File Type: rar ab2bc8b0-c37f-45b2-a616-3d75d3c58d64.rar (778.0 KB, 8 views)
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Old 01-28-2023, 07:45 AM   #55
peste
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Default Re: macbook air 820-00165-a bios

Quote:
Originally Posted by murtaza527 View Post
still locked cannot open account
reset pram
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Old 01-29-2023, 01:24 AM   #56
Murtaza527
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Default Re: macbook air 820-00165-a bios

yes its working after reset PRAM
THANK YOU @PESTE
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