Lenovo 28762JU, Hardware Maintenance Manual, Page: 69 / 146

Fn key combinations
The following table shows the function of each combination of Fn with a function
key.
Table 7. Fn key combinations
Key combination Description
Fn+F1 Turn the audio volume down.
Fn+F2 Turn the audio volume up.
Fn+F3 Mute the microphone
Fn+F4 Put the computer in sleep (standby) mode. To return to normal
operation, press the Fn key only, without pressing a function key.
Notes:
To use this combination of the keys, ThinkPad PM device driver
must have been installed on the computer.
If you want to use the combination to put the computer into
hibernation mode or do-nothing mode (in Windows XP, shut the
computer down or show the panel for turning off the computer),
change the settings in the Power Manager.
Fn+F5 Enable or disable the built-in wireless networking features. If you press
Fn+F5, a list of wireless features is displayed. You can quickly change
the power state of each feature in the list.
Note: If you want to use Fn+F5 to enable or disable the wireless
features, the following device drivers must be installed on the
computer beforehand:
v Power Management driver
v
OnScreen Display Utility
v Wireless device drivers
Fn+F6 Change the camera and microphone mute settings. When you press
Fn+F6, the camera and microphone mute setting window is opened
and the camera preview is turned on.
From the camera setting window, you can also change the setting of the
microphone mute button.
Notes:
The camera settings area only appears if the computer has an
integrated camera.
If the computer is running Windows XP, it does not have the setting
of the microphone mute button.
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