This issue may occur if one or more of the following conditions are true: When you press the SLEEP key on a keyboard that has a Sleep key or has a key that is configured to activate Sleep, the computer does not go into Sleep mode.

You may be unable to wake the computer from sleep or standby mode by using your mouse or keyboard.Īfter you wake your computer from standby, your pointing device may not work. When you use a Microsoft mouse or keyboard that is listed in the 'Applies to' section, you may experience one of the following symptoms: Comfort Curve Keyboard 2000 Microsoft Arc Mouse Comfort Optical Mouse 1000 Comfort Optical Mouse 3000 More.