Acer Extensa 4220, User Manual

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17
Eng
lis
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Closed front view
# Icon Item Description
1 Speakers Left and right speakers deliver stereo
audio output.
2 IEEE 1394 port Connects to IEEE 1394 devices.
3 Infrared port Interfaces with infrared devices (e.g.,
infrared printer and IR-aware computer).
4 USB 2.0 port Connects to USB 2.0 devices
(e.g., USB mouse, USB camera).
5 Line-in jack Accepts audio line-in devices (e.g., audio
CD player, stereo walkman, mp3 player)
6
Microphone jack
Accepts inputs from external microphones.
7 Headphones/
speaker/line-out jack Connects to audio line-out devices
(e.g., speakers, headphones).
8 Bluetooth
communication
switch Enable/disable the Bluetooth function.
(manufacturing option).
9 Wireless
communication
switch Enable/disable the wireless function.
(manufacturing option).
10 Latch Locks and releases the lid.