Dell · laptop motherboard

Dell XPS 1645 DA0RM5MB8E0

BIOS
Board code
DA0RM5MB8E0
Platform
Quanta RM5
Made by
Quanta
Revisions
Rev D, Rev E
Files
3
Updated

Dell XPS 1645 DA0RM5MB8E0 is a laptop motherboard designed by Quanta and used in the Dell XPS 1645.

The catalog has 3 BIOS files for it, posted between 2021 and 2024 across 2 Telegram channels. Each download button opens the original Telegram post.

File names mention 2 board revisions (Rev D and Rev E). 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.

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 RM5; codes DA0RM5MB8D0.

Compatible models

  • Dell XPS 1645

Files for Dell XPS 1645 DA0RM5MB8E0

BIOS and firmware 3 All bios and firmware →

Frequently asked questions

Which laptops use the DA0RM5MB8E0 motherboard?
File names in the catalog tie DA0RM5MB8E0 to the Dell XPS 1645. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of DA0RM5MB8E0 do I have?
Files for this board mention Rev D and Rev E. 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 DA0RM5MB8E0 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.

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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