Dell · laptop motherboard

Dell Latitude E6420 LA-6594P

SchematicBIOS
Board code
LA-6594P
Platform
PAL50
Made by
Compal
Revisions
Rev 1.0
Files
5
Updated

Dell Latitude E6420 LA-6594P is a laptop motherboard designed by Compal and used in the Dell Latitude E6420 and Dell 6420.

The catalog has 1 schematic and 4 BIOS files for it, posted between 2017 and 2023 across 3 Telegram channels. 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.

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.

BIOS notes: file names mention 2 MB and 8 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 PAL50.

Compatible models

Files for Dell Latitude E6420 LA-6594P

Schematics 1 All schematics →

BIOS and firmware 4 All bios and firmware →

Frequently asked questions

Which laptops use the LA-6594P motherboard?
File names in the catalog tie LA-6594P to the Dell Latitude E6420 and Dell 6420. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of LA-6594P 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-6594P BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 2 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