Toshiba · laptop motherboard

Toshiba B40-A 6050A2578201

BIOS
Board code
6050A2578201
Made by
Inventec
Revisions
Rev A02
Files
4
Updated

Toshiba B40-A 6050A2578201 is a laptop motherboard designed by Inventec and used in the Toshiba B40-A.

The catalog has 4 BIOS files for it, posted between 2018 and 2023. Each download button opens the original Telegram post.

The files are marked Rev A02; other revisions of the same board can differ in parts and layout.

Read and save the original chip contents before you write anything to it — Keeping the Windows Product Key (MSDM) When Reflashing a BIOS.

Compatible models

  • Toshiba B40-A

Files for Toshiba B40-A 6050A2578201

BIOS and firmware 4 All bios and firmware →

Notes from the source posts

  • TESTE OK

Frequently asked questions

Which laptops use the 6050A2578201 motherboard?
File names in the catalog tie 6050A2578201 to the Toshiba B40-A. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of 6050A2578201 do I have?
Files for this board mention Rev A02. The revision is printed on the PCB silkscreen, usually next to the board code. Pick files with the same revision when you can; if yours is not listed, the closest revision is usually fine for the schematic but check part positions in the boardview carefully.
What should I check before flashing the 6050A2578201 BIOS?
Read the original chip with a programmer and save two copies before writing anything. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.

Guides for this board

Similar boards

Browse more

Files are hosted on Telegram by third parties; ExcitingSpas.com only links to public posts. Check that a file matches your board before using it. Disclaimer · Report a file