Apple A1418 820-01237 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1418 |
| Board number | 820-01237 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 4.8 MB |
| Added | July 8, 2023 |
| Updated | |
| Original file name | iMacA1418 BIOS 820-01237-A BIOS .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
iMacA1418 BIOS 820-01237-A BIOS BIOS dump for the Apple A1418 laptop, board number 820-01237 with revision marked A, shared as a 4.8 MB RAR archive under the original file name iMacA1418 BIOS 820-01237-A BIOS.rar. A dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted firmware image or a failed update. Before writing anything, confirm that the board number and revision on your logic board match the file, and read out and save the original chip contents as a backup.
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 820-01237. 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.