Firmware for the Toshiba Tecra A11, labelled with model code PTSE0E, in a 1.55 MB RAR. The PT code is the Toshiba product part number identifying a specific configuration rather than the motherboard, so the board number is not stated. Use the image to rewrite the BIOS flash chip with an SPI programmer when the machine fails to boot or after a bad update. Check the board on your unit, read and store the existing chip contents before erasing, and confirm the file size matches the chip.
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 .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 →