Lenovo ThinkPad 770 Hardware Maintenance Manual for 770 series notebooks(Janua - Page 35

Fn Key Combinations, key and function key

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RELATED SERVICE INFORMATION Fn Key Combinations The following table shows the Fn key and function key combinations and their corresponding functions. The Fn key works independently from the operating system. The operating system obtains the status through the system management interface to control the system. Fn + F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 Description Reserved. Turn Fuel-Gauge display on or off. Turn standby mode on. Turn suspend mode on. Reserved. Reserved. Switch between the LCD and an external monitor. Turn screen expansion on or off. (no symbol on the key) Reserved. Reserved. Switch the power management mode (High Performance, Automatic, and Customized) Note In Windows 98, only the CPU speed is changed. F12 Turn hibernation mode on. Model dependent functions Pg Up Increase the sound volume. Pg Dn Decrease the sound volume. Back space Mute. General Descriptions 29

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RELATED SERVICE INFORMATION
Fn Key Combinations
The following table shows the
Fn
key and function key
combinations and their corresponding functions.
The
Fn
key works independently from the operating
system.
The operating system obtains the status through
the system management interface to control the system.
Fn
+
Description
F1
Reserved.
F2
Turn Fuel-Gauge display on or off.
F3
Turn standby mode on.
F4
Turn suspend mode on.
F5
Reserved.
F6
Reserved.
F7
Switch between the LCD and an external
monitor.
F8
Turn screen expansion on or off.
(no symbol
on the key)
F9
Reserved.
F10
Reserved.
F11
Switch the power management mode
(High Performance, Automatic, and
Customized)
Note
In Windows 98, only the CPU speed is
changed.
F12
Turn hibernation mode on.
Model dependent functions
Pg Up
Increase the sound volume.
Pg Dn
Decrease the sound volume.
Back
space
Mute.
General Descriptions
29