Lenovo ThinkPad T450 (English) Hardware Maintenance Manual - ThinkPad T450 - Page 49

Function keys

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Chapter 6. Function keys The following table describes the functions of function keys and key combinations. Table 8. Function keys Function key and key combination Description F1 Mutes or unmutes the speakers. F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 Fn+Esc Fn+Spacebar 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. Darkens the display. Brightens the display. Switches the display output location between the computer display and an external monitor. Enables or disables the wireless features. For Windows 7: Opens Control Panel. For Windows 8 and Windows 8.1: Opens the Settings charm. For Windows 7: Opens Windows Search. For Windows 8 and Windows 8.1: Opens the Search charm. Views the programs that you have opened. For Windows 7: Opens Computer. For Windows 8 and Windows 8.1: Views all the programs. Press Fn+Esc to enable or disable the Fn Lock function. • When the Fn Lock function is disabled: The Fn Lock indicator is off. To initiate the special function of each function key, press the corresponding function key directly. To input F1F12, press the Fn key and the corresponding function key. • When the Fn Lock function is enabled: The Fn Lock indicator is on. To input F1- F12, press the corresponding function key directly. To initiate the special function of each function key, press the Fn key and the corresponding function key. Controls the keyboard backlight. Fn+4 Fn+B Fn+P Fn+S Fn+K There are three modes for the keyboard backlight: Off, Low, and High. Press Fn+Spacebar to change the modes of the keyboard backlight. Puts your computer into sleep mode. Has the same function as the Break key on a conventional keyboard. Has the same function as the Pause key on a conventional keyboard. Has the same function as the SysRq key on a conventional keyboard. Has the same function as the ScrLK key on a conventional keyboard. © Copyright Lenovo 2014 43

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Chapter 6. Function keys
The following table describes the functions of function keys and key combinations.
Table 8. Function keys
Function key and
keycombination
Description
F1
Mutes or unmutes the speakers.
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.
F2
Decreases the speaker volume.
F3
Increases the speaker volume.
F4
Mutes or unmutes the microphones.
F5
Darkens the display.
F6
Brightens the display.
F7
Switches the display output location between the computer display and an external monitor.
F8
Enables or disables the wireless features.
F9
For Windows 7: Opens
ControlPanel
.
For Windows 8 and Windows 8.1: Opens the
Settings
charm.
F10
For Windows 7: Opens
WindowsSearch
.
For Windows 8 and Windows 8.1: Opens the
Search
charm.
F11
Views the programs that you have opened.
F12
For Windows 7: Opens
Computer
.
For Windows 8 and Windows 8.1: Views all the programs.
Fn+Esc
Press Fn+Esc to enable or disable the Fn Lock function.
•
WhentheFnLockfunctionisdisabled
: The Fn Lock indicator is off. To initiate the special
function of each function key, press the corresponding function key directly. To input F1-
F12, press the Fn key and the corresponding function key.
•
WhentheFnLockfunctionisenabled
: The Fn Lock indicator is on. To input F1- F12,
press the corresponding function key directly. To initiate the special function of each
function key, press the Fn key and the corresponding function key.
Fn+Spacebar
Controls the keyboard backlight.
There are three modes for the keyboard backlight:
Off
,
Low
, and
High
. Press Fn+Spacebar to
change the modes of the keyboard backlight.
Fn+4
Puts your computer into sleep mode.
Fn+B
Has the same function as the Break key on a conventional keyboard.
Fn+P
Has the same function as the Pause key on a conventional keyboard.
Fn+S
Has the same function as the SysRq key on a conventional keyboard.
Fn+K
Has the same function as the ScrLK key on a conventional keyboard.
© Copyright Lenovo 2014
43