Acer 7220, 7520 manual Closed Front View

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Status indicators	Light-Emitting Diodes (LEDs) that light up
	to show the status of the computer’s
	functions and components.
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.
Acer Arcade button	Launches the Acer Arcade application.
Empowering button	Launches the Empowering Technology
	toolbar.
Speaker	Left and right speakers deliver stereo audio
	output.
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.
	Line-in jack	Accepts audio line-in devices (e.g., audio
		CD player, stereo walkman).
	Microphone-in jack	Accepts input from external microphones.
	Headphones/speaker/	Connects to audio line-out devices (e.g.,
	line-out jack with S/PDIF	speakers, headphones).
	support
	LCD display latch	Slide to the right to unlock the LCD display.
	CIR receiver	Receives signals from a remote control or
		other infrared devices.

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