Acer TravelMate 4280 - Manual (Page 34)

16
English
Closed front view
7 Microphone Internal microphone for sound recording.
8 Easy-launch
buttons Buttons for launching frequently used programs.
See "Easy-launch buttons" on page 28 for more details.
9 Status
indicators Light-Emitting Diodes (LEDs) that light up to show the
status of the computer's functions and components.
10 Power button Turns the computer on and off.
# Icon Item Description
1 Speakers Left and right speakers deliver stereo
audio output.
2 Bluetooth
communication
button/indicator Enables/disables the Bluetooth function.
Indicates the status of Bluetooth
communication.
3 3G switch/indicator Enables/disables the 3G function.
Indicates the status of 3G communication
(for selected models).
4 Wireless
communication
button/indicator Enables/disables the wireless function.
Indicates the status of wireless LAN
communication.
5 Power indicator Indicates the computer's power status.
6 Battery indicator Indicates the computer's batttery status.
7 Microphone-in jack Accepts input from external
microphones.
8 Line-in jack Accepts audio line-in devices (e.g., audio
CD player, stereo walkman).
# Item Description