Toshiba Satellite C5x-B (PSCLGx/PSCLLx) Toshiba Satellite C50-BST2NX2 Toshiba Satellite C50-BST2NX3 BIOS Version: 1.30 All models having part numbers beginning with: PSCLGM, PSCLGP, PSCLGU, PSCLLM, PSCLLP, or PSCLLU Added: PnP device TOS620D for Non-OS SKUs. Added: Wrong battery protection function. Added: Function to reset the Embedded Controller and Real Time Clock by pressing the power button for over 10 seconds.