Acer 4220G Laptop User Manual


 
17
English
Closed front view
# Icon Item Description
1 CIR receiver
Receives signals from a remote control.
2 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/
line-out jack with
S/PDIF support
Connects to audio line-out devices (e.g.,
speakers, headphones).
3 Unlimited volume
control wheel
Adjust the volume of the audio-out.