HP Pavilion dv5221tx Notebook PC - Manual (Page 78)

Using the audio features
The following illustration and table describe the audio features of the computer.
Component Description
(1) Volume down button Decreases computer sound.
(2) Volume mute button Turns off computer sound.
(3) Volume up button Increases computer sound.
(4) Audio-in (microphone) jack Connects an optional computer headset or microphone.
(5) Audio-out (headphone) jack Connects optional optional powered stereo speakers, headphones,
ear buds, headset, or television audio.
NOTE On select models, this jack can also be used to
transmit S/PDIF digital audio.
(6) Speakers (2) Produce computer sound.
68 Chapter 5 Multimedia ENWW