Schematic archive for the Wistron EA40-CX board at revision R-3, roughly 1.97 MB as a RAR file. CX marks one variant within the EA40 family, and the name does not state the laptop brand or model that uses it. Extract the archive and open the drawings in a PDF reader to follow power rails and enable signals, locate components and test points, and work through a no-power or no-display fault. Confirm that the EA40-CX marking and revision on your board match this document before using its values.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @IT_SERVICE_WORLD. Enginerys does not host this file.
All sources (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @IT_SERVICE_WORLD | 1 Oct 2019 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 25 Feb 2021 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 2 May 2021 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.