Acer Aspire 9100 - Manual (Page 13)

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Closed front view
# Item Description
1 Speakers Left and right speakers deliver stereo audio
output.
2 Speaker/Line-
Out/Headphone
jack Connects to audio line-out devices (e.g.,
speakers, headphones).
3 Mic-in jack Accepts inputs from external microphone.
4 CIR Receiver Receives remote control infrared signals.
5 Arcade/Media/Volume
buttons For use with Acer Arcade and other media
playing programs.
6 Indicators (power, Hard
disc, and battery) Light to indicate the computer’s status.
7 Wireless
communication
button/
indicator Press to enable/disable Wireless function.
Lights to indicate the status of wireless LAN
communications.
8 Latch Locks and releases the lid.