2. Hold down 0 (zero) key, and release this key one second after the
computer is power on.
Without the keyboard dock, you can hold down the Volume up button
until the Boot menu is loaded, and then select HDD Recovery.
Choose Yes if you want to continue.
3. Select Troubleshoot -> TOSHIBA Maintenance Utility -> TOSHIBA
HDD Recovery.
4. Follow the on-screen instructions to finish the recovery.
User's Manual 2-23