Aston Martin DB 9 2010 Manual page 151

Ejecting one CD
Press EJECT.
For traffic safety reasons, the CD stays out for 12 seconds. The
player will then draw back in the disc and set to pause mode. Press
CD to start the player.
Ejecting all CDs
Press and hold EJECT (for longer than two seconds). The entire
magazine is emptied, CD by CD. 'Eject all' is shown on the DISPLAY.
This function can only be used when the vehicle is stationary and is
interrupted if the vehicle starts to move. For traffic safety reasons, the
ejected CD stays out for 12 seconds. It must then be removed, or the
function is cancelled.
8.23