Toshiba Satellite P30 - Manual (Page 73)

User’s Manual 4-6
Operating Basics
CD/DVD Button
The CD/DVD button can be defined upon user's preference. Once the
button has been defined, activate this button will launch the application
defined. If without specific definition it will launch CD/DVD only.
Press CD/DVD or play buttons when the computer system power is off. If
an audio CD is in the drive, the system enters CD playback mode and
operates as a stand-alone CD player.
CD/DVD play control buttons
In addition to the power button, the following four buttons control functions
of the optical media drive and Digital Audio Data:
Play/Pause Starts or pauses play.
Stop Stops play.
Next Advances to the next track, chapter or data
Previous Returns to the previous track, chapter or data
If Random or Shuffle is selected in Windows Media Player, selecting Next
or Previous advances to a random selection.