2 System tour18
Volume control/Mute knob
The volume control/mute knob controls the speaker volume.
Turn it clockwise or counterclockwise to adjust the volume.
Press it to toggle between mute and sound.
Multimedia keys
Allow you to conveniently play, pause, stop, step forward, or step back
a song or movie using your keyboard.
Icon Key Description
Play/Pause Press to start playing the audio track or
video file. Press again to pause.
Stop Press to stop playing the audio track or
video file.
Forward Press to skip forward to the next track or
video file and start playing.
VT3500series_EN.book Page 18 Tuesday, April 16, 2002 11:24 AM