Schematic diagram for the Xiaomi Redmi Note 7 smartphone in a 1.65 MB RAR archive, although it is catalogued as firmware. The name gives no board revision. Phone schematics show the power management circuits, battery and charging paths, and the connections to display, camera and RF sections, which helps with diagnosing no-power, no-charge or no-display faults. The files are typically PDFs. Compare the board markings on your phone with the document before taking measurements.
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 @schematic_mobile5. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →