RAR archive of 1.07 MB whose name refers to a laptop X453SA with the suffix RG. X453SA is a model designation, but the name does not say whether the contents are a schematic, boardview or firmware, and RG is not clear enough to expand. Unpack it and inspect the files before use: a PDF suggests circuit diagrams, while a BIN suggests a flash image. Whatever it holds, check the board number and revision silkscreened on your PCB against the documents, and back up any chip before writing data to it.
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 @schematicslaptop. 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 | |
|---|---|---|
| @schematicslaptop | 9 Mar 2023 | Open file on RM Schematics |
| @cyberlanelectonik | 18 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 14 Aug 2026 | 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.