Chapter 6. Special Keys - Lenovo ThinkPad Edge E145 Hardware Maintenance Manual

Chapter 6. Special keys

The computer comes with several special keys at the upper row of the keyboard. To use each function,
directly press the desired key.
The following table explains the function of each special key.
Table 8. Special keys
Special key Description
Press this key to mute the sound of the computer.
Speaker mute (F1)
Note: If you mute the sound and then turn off the sound, the sound will remain muted when
you turn on the computer again. To turn on the computer, press the speaker mute key again,
or press the speaker volume down key or the speaker volume up key.
Speaker volume Press this key to turn down the volume of the computer.
down (F2)
Speaker volume up Press this key to turn up the volume of the computer.
(F3)
Microphone mute
Press the microphone mute key to mute or unmute all of the recording devices.
(F4)
Launch the • For Windows 7: Press F5 to open the camera and audio settings window. The camera
communications
settings utility (F5)
• For Windows 8: Press F5 to enable or disable the camera.
Switch the display Press this key to switch between the computer display and an external monitor. The following
output location (F6) options will be displayed:
• Computer display only (LCD)
• Computer display and external monitor (same image)
• Computer display and external monitor (the Extend desktop function)
• External monitor only
Note: You also can use the Windows+P combination to switch between the computer display
and an external monitor.
Display brightness When you press this key, the computer display becomes dimmer. The purpose of this method
down (F7) is to change the brightness level temporarily. To change the default brightness level, use the
Power Manager program, or go into Control Panel ➙ Performance and Maintenance ➙
Power Options and make changes as desired.
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preview is turned on. Change the camera and audio settings as desired.
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