A BIOS / firmware dump. Shared as “CV338H- A50 wifi.rar” — a .rar file, 297 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 @jdbios_world. Enginerys does not host this file.
All sources (12)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @jdbios_world | 24 Oct 2018 | Open file on RM Schematics |
| @jdbios_world | 24 Oct 2018 | Open file on RM Schematics |
| @led_software | 3 Feb 2019 | Open file on RM Schematics |
| @gunvantrathore | 9 Jun 2019 | Open file on RM Schematics |
| @gunvantrathore | 30 Jun 2019 | Open file on RM Schematics |
| @gunvantrathore | 5 Jul 2019 | Open file on RM Schematics |
| @gunvantrathore | 8 Jul 2019 | Open file on RM Schematics |
| @led_software | 20 Jul 2019 | Open file on RM Schematics |
| @tvsoftwareworld | 4 Mar 2026 | Open file on RM Schematics |
| @tvsoftwareworld | 4 Mar 2026 | Open file on RM Schematics |
| @tvsoftwareworld | 4 Mar 2026 | Open file on RM Schematics |
| @tvsoftwareworld | 4 Mar 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 →