Lenovo · laptop motherboard

Lenovo C40-30 6050A2740901

BIOS
Board code
6050A2740901
Made by
Inventec
Revisions
Rev 1.0
Files
5
Updated

Lenovo C40-30 6050A2740901 is a laptop motherboard designed by Inventec and used in the Lenovo C40-30.

The catalog has 5 BIOS files for it, posted between 2021 and 2025. Each download button opens the original Telegram post.

The files are marked Rev 1.0; other revisions of the same board can differ in parts and layout.

BIOS notes: file names mention 1 MB, 2 MB and 8 MB chip sizes. 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

Files for Lenovo C40-30 6050A2740901

BIOS and firmware 5 All bios and firmware →

Notes from the source posts

  • You can give us as a gift.
  • 8MB 2MB 1MB BIOS

Frequently asked questions

Which laptops use the 6050A2740901 motherboard?
File names in the catalog tie 6050A2740901 to the Lenovo C40-30. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of 6050A2740901 do I have?
Files for this board mention Rev 1.0. 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 6050A2740901 BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 1 MB, 2 MB and 8 MB images; the dump size must match your chip. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.

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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