LA-F402P – Dell Latitude 5490
The Dell Latitude 5490 is built on the LA-F402P board designed by Compal. The catalog lists 4 files for it: 3 BIOS files and 1 schematic.
Revisions seen in file names: 1.0. ODM project name: DDM70. The earliest file dates from February 2022 (BIOS Archive and Schematics & Boardviews Archive).
BIOS dumps 3
Schematics 1
From the uploader
DELL LATITUDE 5490 DDM70 LA-F402P REV 1.0(A00) 2017-09-20 i7-8650U CLR ME FAST BOOT
Board facts
| Board number | LA-F402P |
|---|---|
| Designed by | Compal |
| Platform group | LA-F |
| ODM project | DDM70 |
| Revisions | 1.0 |
| CPU generation | Intel 8th gen |
| First seen | 2022-02-01 |
| Source channels | BIOS Archive, Schematics & Boardviews Archive |
| About the number | Compal board numbers start with LA- for main boards and LS- for daughter boards. |
Laptops that use LA-F402P
What these files are for
A BIOS dump is a full image of the board's SPI flash chip. It is written back with an SPI programmer when the original firmware is corrupted, after a chip replacement, or to recover from a failed update. Read and save the original chip first: serial number, DMI data and the Intel ME / AMD PSP state differ between boards.
A schematic is the circuit diagram of the main board: power rails, power-up sequence, component values and net names. It is the reference for measuring voltages and tracing a fault.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| PDF schematic | any PDF reader; Sumatra PDF and Foxit handle large schematics well | |
| .rar | RAR archive | 7-Zip or WinRAR |
| .bin | BIOS image inside the archive (usually .bin) | a CH341A, XGecu T48 / TL866II Plus or RT809H programmer |
Questions
Which laptops use the LA-F402P board?
Files in the catalog link LA-F402P to the Dell Latitude 5490.
Who designed the LA-F402P board?
LA-F402P is a Compal board number used by Dell.
Is there a boardview for LA-F402P?
No boardview has been indexed for LA-F402P yet; the schematic is available on this page.
Where do the download links go?
Each button opens the original public Telegram post the file was shared in. ChambersDesignInc.com only indexes and cross-references those posts.