Schematic diagram for the ASUS X540UBR laptop motherboard, revision 2.0, supplied as a PDF compressed in a 5.74 MB RAR archive. Repair technicians use it to follow the power-up sequence and identify the voltage regulators, MOSFETs and enable signals for each rail. It also helps trace data lines when diagnosing no-display, no-charge or short-circuit faults. Any standard PDF reader opens it. Pair it with the X540UBR boardview to locate parts physically, and confirm the revision printed on the board matches 2.0 first.
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 (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @schematicslaptop | 26 Nov 2022 | 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.