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
Fuel-Gauge display on or off
F3
Invokes standby mode
F4
Invokes suspend mode
F5
Reserved
F6
Reserved
F7
Switches between the LCD and an external monitor
F8
Switches between screen expansion on and off
(no symbol on the key)
F9
Reserved
F10
Reserved
F11
In Window 98, you can change only the CPU speed.
For other operating systems, this key switches
the power management mode between, High Performance,
Automatic, and Customized.
F12
Invokes hibernation mode
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