Lenovo · laptop motherboard

Lenovo ThinkPad E40 DAGC5BMB8C0

SchematicBIOS
Board code
DAGC5BMB8C0
Platform
Quanta GC5B
Made by
Quanta
Revisions
Rev C
Files
2
Updated

Lenovo ThinkPad E40 DAGC5BMB8C0 is a laptop motherboard designed by Quanta and used in the Lenovo ThinkPad E40.

The catalog has 1 schematic and 1 BIOS file for it, posted between 2021 and 2023 across 3 Telegram channels. Each download button opens the original Telegram post.

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

The schematic is a PDF; the first pages usually hold the block diagram and the power sequence. New to schematics? Start with How to Use a Schematic and a Boardview Together.

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

Also listed under platform Quanta GC5B; codes Quanta GC5B.

Compatible models

Files for Lenovo ThinkPad E40 DAGC5BMB8C0

Schematics 1 All schematics →

BIOS and firmware 1 All bios and firmware →

Frequently asked questions

Which laptops use the DAGC5BMB8C0 motherboard?
File names in the catalog tie DAGC5BMB8C0 to the Lenovo ThinkPad E40. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of DAGC5BMB8C0 do I have?
Files for this board mention Rev C. 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 DAGC5BMB8C0 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

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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