Blue LED mean there's power.
I suspect the BIOS got corrupted (strange, because the verification process passed).
Anyway, looking for your help to flash it back.
- Model Dynabook Satellite Pro C50-H15210
- Serial 31214905H
- Link of the new BIOS: https://support.dynabook.com/support...4&osId=3333785
- see attachment of my BIOS dumped by the ch341a_spi programmer.
- the flash is from Winbond W25Q128.V, 16384 KB