Apple A1398 820-3662 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | A1398 |
| Board number | 820-3662 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | ZIP |
| Size | 5 MB |
| Added | October 12, 2017 |
| Updated | |
| Original file name | A1398-820-3662-03.bin.zip |
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 A1398 laptop, board number 820-3662, supplied as a ZIP archive containing A1398-820-3662-03.bin.zip with a roughly 5 MB image. A dump like this is used with an SPI programmer to rewrite the flash chip after BIOS corruption or a failed update. Confirm that the board number on your logic board matches 820-3662 before flashing, and read and save the original chip contents first so you can restore them if needed.
The catalog also lists 1 schematic, 1 boardview file, and 2 BIOS dumps for board 820-3662.
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 A1398 820-3662. 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.