Firmware for the Casper Nirvana One all-in-one PC, 21.5 inch, A430 variant with a 7th-generation i3-7x processor, packed as a 9.09 MB RAR. The ADAY token appears in the name without a clear meaning. Such a dump is used to restore the BIOS chip of the AIO mainboard with an external SPI programmer when the unit stays dark or loops at power-on. Extract the image and check that its size matches the flash chip, save a reading of the original chip before writing, and confirm the board model matches.
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 @biosarchive. Enginerys does not host this file.
All sources (9)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 20 Jul 2020 | Open file on RM Schematics |
| @laptexlaptopbios | 20 Jul 2020 | Open file on RM Schematics |
| @biositechyangiyer | 26 Jul 2020 | Open file on RM Schematics |
| @one5technology | 21 Nov 2020 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @biosdumpcomputer | 26 May 2022 | Open file on RM Schematics |
| @skclappybios | 10 Apr 2024 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 1 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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →