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Toshiba Satellite L850 BIOS (REV 2.1, 4 MB / 2 MB)

BIOS Added: Jan 14, 2023 RAR · 3.1 MB

File details

TypeBIOS
BrandToshiba
ModelSatellite L850
Revision2.1
DeviceLaptop
FormatRAR
Size3.1 MB
BIOS chip size4 MB / 2 MB
AddedJanuary 14, 2023
Updated
Original file nameTOSHIBA_SATELLITE_L850_1Z1_PLF_PLR_CSF_CSR_DSC_MB_REV_2_1_VGA_216.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.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

From the original post:
TOSHIBA SATELLITE L850-1Z1 PLF PLR CSF CSR DSC MB REV 2.1 VGA 216-0833000 4MB & 2MB BIOS

BIOS dump for the Toshiba Satellite L850 laptop, motherboard revision 2.1, supplied for both 4 MB and 2 MB SPI flash chips in a RAR archive of about 3.1 MB. Technicians use a dump like this to reprogram the flash chip with an external programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board revision printed on your motherboard matches 2.1 and that the chip size matches your part, then read and save the original chip contents as a backup so you can recover if something goes wrong.

The catalog also lists 2 schematics and 2 BIOS dumps for the Toshiba Satellite L850.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

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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: Toshiba Satellite L850. 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.

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