Using Special Function Keys

The function key activates special functions when it is pressed in combination with another keys. Table 2 shows the special key combinations.

<Fn> Key		Key Name	Key Function
Combinations

<Esc/	>	Rest	Puts the computer into suspended mode. To escape suspended mode,
			press the power button. (p65)

<F2/	>	Gauge	You can check the power supply and the battery charge.
			Power Supply Status
			When operating on	When operating
			AC power	on battery power

Remaining Battery Charge Level (%)

<F4/		>	LCD/CRT	Switches the display between the LCD and external display device
				when an external display device is connected.(p61)

<F6/		>	Mute	Turns the audio output on and off.

<F8/		>	Wireless LAN	Turns the wireless LAN service on and off for models with wireless
			On/Off	LAN installed.
				Note. Using Wireless LAN Button(For wireless LAN installed
				models)
				Loading or unloading wireless LAN driver takes about 5 seconds.
				Therefore, if you turn wireless LAN on/off using the wireless LAN
				button, the button does not work for 5 seconds.

<F9/		>	Touchpad	Turns the touchpad features on and off.

<F10/		>	Low noise	The system operates at a lower noise level and the power LED turns
				on.
				Note. In low-noise mode, the operational speed of a program will be
				slowed down because the CPU operating at half speed, and the
				system may overheat if used continuously in this mode becasue the
				fan is rotating only at low speed.

<F11/Num Lock>			Number Lock	Enables the numeric keypad. (p9)

<F12/Scroll>			Scroll Lock	Scrolls the screen up and down while the cursor position does not
				change in some applications.

<	/	>	Brightness Up	Makes the LCD screen brighter.

<	/	>	Brightness Down	Makes the LCD screen dimmer.

<	/	>	Volume Down	Decreases the audio volume.

10 Users Manual

NP28DP0829/SEF, NP28DJ0835/SEF, NP28PRR000/SEF, NP28PRR002/SEF, NP28PRKY03/SEF specifications

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