Special keys
Your computer has several special keys to help you work easily and effectively.
Function keys and key combinations
The keyboard has several function keys, which consist of the Fn key
1
and the function keys
2
.
•
+
Enables or disables the Fn Lock function.
When the Fn Lock function is disabled:
The Fn Lock indicator is off. To initiate the special function of
each key, press the function keys directly. To input F1–F12, press Fn and the corresponding function key.
When the Fn Lock function is enabled:
The Fn Lock indicator is on. To input F1–F12, press the function
keys directly. To initiate the special function of each key, press Fn and the corresponding function key.
•
Mutes or unmutes the speakers. When the speakers are muted, the indicator on the F1 key is on.
If you mute the sound and turn off your computer, the sound will remain muted when you turn on your
computer again. To turn on the sound, press F2 or F3.
•
Decreases the speaker volume.
•
Increases the speaker volume.
•
Mutes or unmutes the microphones. When the microphones are muted, the indicator on the F4
key is on.
•
Darkens the display.
•
Brightens the display.
•
Switches the display output location between the computer display and the external monitor.
•
Enables or disables the wireless features.
22
User Guide
Summary of Contents for ThinkPad T440p
Page 1: ...User Guide ThinkPad T440p ...
Page 6: ...iv User Guide ...
Page 56: ...40 User Guide ...
Page 72: ...56 User Guide ...
Page 82: ...66 User Guide ...
Page 110: ...94 User Guide ...
Page 120: ...104 User Guide ...
Page 138: ...122 User Guide ...
Page 144: ...128 User Guide ...
Page 164: ...148 User Guide ...
Page 170: ...154 User Guide ...
Page 174: ...158 User Guide ...
Page 176: ...Ukraine RoHS 160 User Guide ...
Page 181: ......
Page 182: ......
Page 183: ......