69System Recovery (a Tool for Windows 7Models)Use System Recovery when: The Windows 7 operating system does not start at all. You want to restore the system to the factory state.WARNING: Using this feature will reinstall Windows to your system and configure itto the system’s factory default settings. All data on the hard disk drivewill be lost. Make sure that power is not interrupted during the recovery process. Anunsuccessful recovery may result in Windows startup problems.To run System Recovery:1. Connect the AC adapter.2. Turn on the Tablet PC. During system startup when the logo screenappears, tap and hold the screen or press the Windows Logo button onyour Tablet PC. This invokes a menu. Select HDI Recovery in the menu.Or, if a keyboard is connected, you can press Ctrl + Alt + F2 keys for fourseconds instead of tapping the screen.