Lenovo Thinkpad X230s, Hardware Maintenance Manual

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To remove a user hard disk password that has been forgotten, when the supervisor password and master
hard disk password are known, do the following:
1. Turn on the computer.
2. When the logo screen is displayed, immediately press F1.
3. When the user hard disk password icon is displayed on the screen, press F1. The master hard disk
password icon is displayed. Enter the master hard disk password.
4. When the supervisor password icon is displayed, enter the supervisor password to enter the ThinkPad
Setup program.
5. Select Security .
6. Select Password .
7. Select Hard-disk x password , where x is the letter of the hard disk drive. A pop-up window opens.
8. Select Master hard disk password .
9. Type the current master hard disk password in the Enter Current Password field. Then leave the Enter
New Password field blank, and press Enter twice.
10. Press F10 to save changes and exit the ThinkPad Setup program. The user hard disk password and the
master hard disk password have been removed.
Supervisor password
A supervisor password protects the system information stored in the ThinkPad Setup. The user must enter
the supervisor password in order to get access to the ThinkPad Setup and change the system configuration.
Attention: If the supervisor password has been forgotten and cannot be made available to the service
technician, there is no service procedure to reset the password. The system board must be replaced for
a scheduled fee.
Power management
To reduce power consumption, the computer has three power management modes: screen blank, sleep,
and hibernation.
Screen blank mode (for the Windows 7 operating system only)
If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off.
To put the computer into screen blank mode, do the following:
1. Right-click the battery gauge on the taskbar.
2. Select Power off display .
To end screen blank mode and resume normal operation, press any key.
Sleep mode
When the computer enters sleep mode, the following events occur in addition to what occurs in screen
blank mode:
• The LCD is powered off.
• The hard disk drive or solid-state drive is powered off.
• The microprocessor stops.
To enter sleep mode, do one of the following:
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Hardware Maintenance Manual