Apple MacBook Pro 13″ 820-00850 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Apple |
| Model | MacBook Pro 13″ |
| Board number | 820-00850 |
| Board maker (ODM) | Apple |
| Device | Laptop |
| Format | RAR |
| Size | 2.1 MB |
| Added | April 24, 2021 |
| Updated | |
| Original file name | MacBook_Pro_13″_Touch_Bar_X941_MLB_051_02166_2018_820_00850_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 MacBook Pro 13″ laptop, board number 820-00850, supplied as a RAR archive of about 2.1 MB. The original file name references the Touch Bar X941 MLB, which is kept here as given. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after corruption or a failed update. Before flashing, confirm that the board number and revision on your logic board match the file, and back up the original chip contents so you can restore them if something goes wrong.
The catalog also lists 3 schematics, 1 boardview file, and 3 BIOS dumps for board 820-00850.
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 Pro 13″ 820-00850. 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.