Maintenance and Service Guide

Table Of Contents
Right side
Item Component Description
(1) Volume control button Controls speaker volume.
(2) USB 3.0 charging (powered) port Connects an optional USB device. USB charging ports allow
you to charge connected USB devices. Standard USB ports will
not charge all USB devices or will charge using a low current.
Some USB devices require power and require you to use a
powered port.
NOTE: USB charging ports can also charge select models of
cell phones and MP3 players, even when the computer is off.
(3) Audio-out (headphone) jack/Audio-in
(microphone) jack
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also connects
an optional headset microphone. This jack does not support
optional microphone-only devices.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, refer to the Regulatory, Safety,
and Environmental Notices.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
6 Chapter 2 External component identification