Lenovo 3000 C200 manual Power management, How to remove the hard-diskpassword, Screen blank mode

Related service information

How to remove the hard-disk password

Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.

To remove a user HDP that has been forgotten, when the SVP and the master HDP are known, do the following:

1.Turn on the computer; then, while the initial screen is displayed, press the Lenovo Care button. The Rescue and Recovery screen opens.

2.Click Access BIOS. The System Restart Required window is displayed.

3.Click Yes. The computer restarts, and the BIOS Utility screen opens.

4.Select Security, using the cursor directional keys to move down the menu.

5.Select Password.

6.Select Hard-diskx password, where x is the letter of the hard disk drive. A pop-up window opens.

7.Select Master HDP.

8.Type the current master HDP in the Enter Current Password field. then leave the Enter New Password field blank, and press Enter twice.

9.Press F10.

10.Select Yes in the Setup Configuration window.

Both user HDP and master HDP will have been removed.

Power management

Note: Power management modes are not supported for APM operating system.

To reduce power consumption, the computer has three power management modes: screen blank, standby, and hibernation.

Screen blank mode

If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off.

To end screen blank mode and resume normal operation, press any key.

Standby mode

When the computer enters standby mode, the following events occur in addition to what occurs in screen blank mode:

vThe LCD is powered off.

vThe hard disk drive is powered off.

vThe CPU stops.

To enter standby mode, press Fn+F4.

In certain circumstances, the computer goes into standby mode automatically:

vIf a “suspend time” has been set on the timer, and the user does not do any operation with the keyboard, the hard disk, the parallel connector, or the diskette drive within that time.

22MT 8922