Dell · laptop motherboard

Dell Latitude E5450 LA-A903P

BIOS
Board code
LA-A903P
Platform
ZAM71
Made by
Compal
Revisions
Rev 1.0
Files
5
Updated

Dell Latitude E5450 LA-A903P is a laptop motherboard designed by Compal and used in the Dell Latitude E5450.

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 4 MB and 8 MB chip sizes; versions with a cleaned ME region are included. 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 ZAM71.

Compatible models

Files for Dell Latitude E5450 LA-A903P

BIOS and firmware 5 All bios and firmware →

Notes from the source posts

  • You can give us as a gift.

Frequently asked questions

Which laptops use the LA-A903P motherboard?
File names in the catalog tie LA-A903P to the Dell Latitude E5450. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of LA-A903P 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 LA-A903P BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 4 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