If you forget the password, you cannot access the computer.
For instructions about clearing passwords, see Configuring password security and resetting
Side access panel sensor (Smart Cover Sensor) (optional)
The optional Side access panel sensor is a combination of hardware and software technology that can
alert you when the computer side access panel has been removed (if the sensor has been configured in
the Computer Setup (F10) Utility).
The three levels of Side access panel sensor protection are shown in the following table:
Side access panel sensor settings can be changed using the Computer Setup (F10) Utility.
Setting the side access panel sensor protection level
To set the side access panel sensor protection level:
Power on or restart the computer.
As soon as the computer is powered on, press and hold the
Setup (F10) Utility. Press
and then press and hold the
If you are using a PS/2 keyboard, you might see a keyboard error message. Disregard it.
Select Security>Smart Cover>Cover Removal Sensor, and follow the onscreen
Before exiting, select File>Save Changes and Exit.
Side access panel solenoid lock
The side access panel solenoid locks the side access panel to the chassis. The solenoid is controlled by
a local or remote signal.
To lock the solenoid, set a password for the solenoid lock in the Computer Setup (F10) Utility. To unlock
the solenoid, remove the solenoid lock password in the Computer Setup (F10) Utility.
Chapter 4 System management
Side access panel sensor protection levels
Side access panel sensor
When the computer restarts, a message appears indicating that the computer
side access panel has been removed.
When the computer is restarted, a message appears indicating that the
computer side access panel has been removed. You must enter the setup
password to continue.
If you do not press the
is disabled (default).
to bypass the title screen, if necessary.
key at the appropriate time, you must restart the computer,
key again to access the Computer Setup (F10) Utility.
key until you enter the Computer