Chapter 5: Operation
5.2 Locking access to the computers
When privacy is required, you can lock access to the connected computers via the unit.
To lock the unit
1Simultaneously press and hold CTRL and ALT (or other hotkeys, if altered).
2While still holding CTRL and ALT, press L.
The display will show P (providing a valid password has been previously set). You will not be able to access any computers until the password is correctly entered.
To unlock the unit
• When prompted, enter the correct password and press Enter.
To set a new password
1Enter the Configuration menu (see Section 4.1 for details).
2Press P and then Enter. The display will show 
3Enter a new password and then Enter.
The password is not case sensitive and can be any combination of key strokes, including the function keys, but excluding the Num Lock, Caps Lock, Scroll Lock and Enter keys. If your keyboard has special media keys, these also cannot be used as part of the password.
When you have typed in your password, press Enter to store it. Don’t worry if you type the password incorrectly, you can always
4Press E and then Enter to exit the menu and save changes.
To cancel the password
1Enter the Configuration menu (see Section 4.1 for details).
2Press P and then Enter. The display will show 
3Press Enter to remove the existing password.
4Press E and then Enter to exit the menu and save changes.
If you forget the password
To clear an existing password: Connect the OPTIONS port of the unit to the serial port of a computer and transmit the text clrpwd to the unit.
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