Apple MacBook Air A1466 820-3437 BIOS (clean ME)
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | MacBook Air A1466 |
| Board number | 820-3437 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 3.9 MB |
| Marks | clean ME |
| Added | August 29, 2020 |
| Updated | |
| Original file name | Macbook Air A1466 EMC2632 820-3437-B Clear ME.rar |
Where to get the file
Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.
Alternative links
No other copies are known yet.
Description
BIOS dump for the Apple MacBook Air A1466, board number 820-3437, supplied as a RAR archive of about 3.9 MB with the Intel ME region cleaned. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted firmware image or a failed update. The original file name lists the board revision as B, so confirm that the board number and revision on your logic board match before flashing. Back up the existing chip contents first so you can restore them if the write goes wrong.
The catalog also lists 1 schematic, 6 boardview files, and 9 BIOS dumps for board 820-3437.
Description generated from the catalog data. ·
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Questions about this file
How do I flash this BIOS dump?
Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.
Will this BIOS work on my board?
Only if the board number and revision match: Apple MacBook Air A1466 820-3437. Dumps from a different board or revision can leave the board dead.
What does “clean ME” mean?
The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.