LA-4431P – eMachines E520
LA-4431P is the Compal main board used in the eMachines E520, eMachines E720, eMachines D520 and eMachines D720. The catalog lists 3 files for it: 2 schematics and 1 boardview.
Revisions seen in file names: 1.0. The earliest file dates from January 2021 (Schematics & Boardviews Archive and Cyberlan Electronics).
Schematics 2
Boardviews 1
Board facts
| Board number | LA-4431P |
|---|---|
| Designed by | Compal |
| Platform group | LA-4 |
| Revisions | 1.0 |
| First seen | 2021-01-25 |
| Source channels | Schematics & Boardviews Archive, Cyberlan Electronics |
| About the number | Compal board numbers start with LA- for main boards and LS- for daughter boards. |
Laptops that use LA-4431P
- eMachines E520
- eMachines E720
- eMachines D520
- eMachines D720
What these files are for
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.
A boardview is the component placement map of the PCB: click a part or a net and the viewer highlights where it is and what it connects to. Used together with the schematic to find test points.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| .bdv | Honhan .bdv boardview | OpenBoardView, FlexBV or Honhan BoardViewer |
| PDF schematic | any PDF reader; Sumatra PDF and Foxit handle large schematics well | |
| .rar | RAR archive | 7-Zip or WinRAR |
Questions
Who designed the LA-4431P board?
LA-4431P is a Compal board number used by eMachines.
Is there a boardview for LA-4431P?
Yes, 1 boardview file in .bdv format.
Which laptops use the LA-4431P board?
Files in the catalog link LA-4431P to the eMachines E520, eMachines E720, eMachines D520 and eMachines D720.
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.