A BIOS / firmware dump. Shared as “CV638H.B50_4k_3840x2160_SANYO_USB.rar” — a .rar file, 173 MB.
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 @gunvantrathore. Enginerys does not host this file.
All sources (6)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @gunvantrathore | 16 Sept 2019 | Open file on RM Schematics |
| @hashmielecom | 24 Nov 2019 | Open file on RM Schematics |
| @hashmielecom | 28 Nov 2019 | Open file on RM Schematics |
| @tvcodeservice | 23 Feb 2024 | Open file on RM Schematics |
| @tvcodeservice | 13 Nov 2024 | Open file on RM Schematics |
| @tvsoftwareworld | 19 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.
7-ZipWinRARThe Unarchiver (macOS)
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →