Acer 4320, 4720G, 4720Z manual Closed Front View

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Wireless communication	Enables/disables the wireless function.
button/indicator	Indicates the status of wireless LAN
	communication.
Keyboard	For entering data into your computer.
Touchpad	Touch-sensitive pointing device which
	functions like a computer mouse.
4-way scroll button	To scroll up, down, left, and right.
Click buttons (left and	The left and right buttons function like the
right)	left and right mouse buttons.
Microphone	Internal microphone for sound recording.
Display screen	Also called Liquid-Crystal Display (LCD),
	displays computer output.
WWW/E-mail/User-	Buttons to launch your internet browser, e-
programmable buttons	mail reader, or a specified application.
Power button	Turns the computer on and off.
Empowering button	Launches the Empowering Technology
	toolbar.
Bluetooth®	Enables/disables the Bluetooth® function.
communication button/	Indicates the status of Bluetooth
indicator	communication.
Palmrest	Comfortable support area for your hands
	when you use the computer.

Closed Front View

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Icon	Item	Description
	Power indicator	Indicates the computer’s power status.
	Battery indicator	Indicates the computer’s battery status.
	Infrared port	Interfaces with infrared devices (e.g,
		infrared printer and IR-aware computer).
	Line-in jack	Accepts audio line-in devices (e.g., audio
		CD player, stereo walkman).

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Microphone-in jack

Accepts input from external microphones.

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