BIOS together with EC firmware for a Toshiba Satellite S50-A, part number PSKK6U, on the VGSG mainboard revision 2.1. The zip archive is 3.61 MB. Having both images lets a technician rewrite the system SPI flash and the embedded controller, which handles power-on, battery and keyboard, when the laptop shows no signs of life or boots incorrectly. Verify the board revision, back up each original chip before writing, and confirm the dump sizes match the flash parts.
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.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →