Asus · laptop motherboard

Asus N55S DA0NJ5MB8C0

BIOS
Board code
DA0NJ5MB8C0
Platform
Quanta NJ5
Made by
Quanta
Revisions
Rev 2.0, Rev C
Files
2
Updated

Asus N55S DA0NJ5MB8C0 is a laptop motherboard designed by Quanta and used in the Asus N55S and Asus N55SF.

The catalog has 2 BIOS files for it, posted between 2022 and 2024. Each download button opens the original Telegram post.

File names mention 2 board revisions (Rev 2.0 and Rev C). Check the revision printed on your PCB before relying on a boardview or flashing a BIOS dump — How to Open .FZ Boardview Files explains why it matters.

BIOS notes: file names mention 4 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.

Also listed under platform Quanta NJ5.

Compatible models

Files for Asus N55S DA0NJ5MB8C0

BIOS and firmware 2 All bios and firmware →

Frequently asked questions

Which laptops use the DA0NJ5MB8C0 motherboard?
File names in the catalog tie DA0NJ5MB8C0 to the Asus N55S and Asus N55SF. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of DA0NJ5MB8C0 do I have?
Files for this board mention Rev 2.0 and 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 DA0NJ5MB8C0 BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 4 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.

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