Lenovo G410s Touch/G510s Touch Hardware Maintenance Manual247. When all of the data has been copied from the last disc in the set, remove thedisc and restart the computer.8. When the recovery process is complete, the Welcome to the MicrosoftWindows screen is displayed. Follow the instructions on the screen tocomplete the Windows setup.As many as three passwords may be needed for any Lenovo computer: thepower-on password (POP), the hard disk password (HDP), and the supervisorpassword (SVP).If any of these passwords has been set, a prompt for it appears on the screenwhenever the computer is turned on. The computer does not start until thepassword is entered.Exception: If only an SVP is installed, the password prompt does not appearwhen the operating system is booted.Power-on passwordA power-on password (POP) protects the system from being powered on by anunauthorized person. The password must be entered before an operating systemcan be booted.Hard-disk passwordThere are two hard-disk passwords (HDPs):+ User HDP - for the user+ Master HDP - for the system administrator, who can use it to get access to thehard disk drive even if the user has changed the user HDPAttention: If the user HDP has been forgotten, check whether a master HDP hasbeen set. If it has, it can be used for access to the hard disk drive. If no masterHDP is available, neither Lenovo nor Lenovo authorized service techniciansprovide any services to reset either the user or the master HDP, or to recover datafrom the hard disk drive. The hard disk drive can be replaced for a scheduled fee.Supervisor passwordA supervisor password (SVP) protects the system information stored in the BIOSSetup Utility. The user must enter the SVP in order to get access to the BIOSSetup Utility and change the system configuration.Attention: If the SVP has been forgotten and cannot be made available to theservicer, there is no service procedure to reset the password. The system boardmust be replaced for a scheduled fee.Note: The remainder of the recovery process is fully automated and noaction is required by you. The computer will restart into the Windowsdesktop several times and you might experience periods when no activity isapparent on the screen for several minutes at a time. This is normal.Passwords