Apple A1418 820-00431 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1418 |
| Board number | 820-00431 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 4.3 MB |
| Added | December 13, 2021 |
| Updated | |
| Original file name | Apple A1418 -2013 - CPU I5 5575R 820-00431-A.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 A1418 laptop, board number 820-00431, supplied as a RAR archive of about 4.3 MB. The original file name references the 820-00431-A board and a 2013 CPU listing, so match your board number and revision before using it. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after corruption or a failed update. Back up the original chip contents first, since the file's suitability for your specific unit cannot be confirmed from the listing alone.
The catalog also lists 1 schematic, 1 boardview file, and 2 BIOS dumps for board 820-00431.
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 A1418 820-00431. 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.