Apple 820-01814 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Board number | 820-01814 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 0.6 MB |
| Added | July 20, 2023 |
| Updated | |
| Original file name | 820-01814 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
820-01814 BIOS BIOS dump for an Apple laptop, board number 820-01814, supplied as a RAR archive named 820-01814 BIOS.rar (about 0.6 MB). 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 facts available here do not list a chip size, revision or model name, so confirm that the board number printed on your logic board matches exactly before flashing. Back up the original chip contents first so you can restore them if the write goes wrong.
For board 820-01814 the catalog also has 3 schematics and 1 boardview file.
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 820-01814. 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.