Acer 4020 Series manual Closed front view, Icon Description

English

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#	Item	Description
5	Click buttons	The left and right buttons function like the left and
	(left, center	right mouse buttons; the center button serves as a 4-way
	and right)	scroll button.
6	Touchpad	Touch-sensitive pointing device which functions like a
		computer mouse.
7	Status	Light-Emitting Diodes (LEDs) that light up to show the
	indicators	status of the computer's functions and components.
8	Easy-launch	Buttons for launching frequently used programs.
	buttons	See "Easy-launch buttons" on page 10 for more details.
9	Power button	Turns the computer on and off.

Closed front view

#	Icon	Item	Description
1		Speakers	Left and right speakers deliver stereo
			audio output.

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Power indicator	Lights when the computer is on.
Battery indicator	Lights when the battery is being
	charged.

4	Bluetooth	Press to enable/disable Bluetooth
	communication	function. Lights to indicate the status of
	button/indicator	Bluetooth communications.
		(for selected models)
5	Wireless	Press to enable/disable the wireless
	communication	function. Indicates the status of wireless
	button/indicator	LAN communication.
6	Line-in jack	Accepts audio line-in devices (e.g., audio
		CD player, stereo walkman).