Volume And Mute Buttons - Lenovo ThinkPad T420 User Manual

• Fn+Spacebar: Enable the FullScreen Magnifier function.
• Fn+F2: Lock your computer.
• Fn+F8: Change the settings of the UltraNav pointing device.
• Fn+PrtSc: Have the same function as the SysRq key.
• Fn+ScrLk: Enable or disable the numeric keypad. The indicator of numeric lock is displayed on the
screen.
• Fn+Pause: Have the same function as the Break key.
• Fn+cursor keys: These key combinations are for use with Windows Media Player. They have the
following functions:
– Fn + down arrow key : Play or Pause
– Fn + up arrow key : Stop
– Fn + right arrow key : Next Track
– Fn + left arrow key : Previous Track

Volume and mute buttons

You can adjust the sound level of the built-in speakers by using the following three buttons:
1 Speaker mute button
2 Volume control button
3
Microphone mute
If you mute the sound and then turn off your computer, the sound will remain muted when you turn on your
computer again. To turn on the sound, press the plus (+) or minus (-) button.
Setting the volume
Each device has volume controls, which you can set.
To open the window for adjusting the output volume or the recording volume, do the following:
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Chapter 2 Using your computer
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