DeCrane Aerospace Audio International DVD-9101-201-x Installation & Operation ManualDocument # 540339, Rev B, 06/2009 Page 13 of 25If sound cannot be immediately heard through speakers or headphones, itmay be that the volume is too low and should be increased appropriately.Note that there are no audio controls on the DVD-9101-201-x. Anydesired adjustments must be performed through other audio distributiondevices.If power is interrupted (>200 msec) or power drops below +18 VDC whilea disc is playing, the player may shut down. If a DVD disc is in the player,the unit will begin playback from the beginning of the disc automatically.4.0 Operation4.1 Front Panel ControlsFrom left to right, the buttons are:PLAY PAUSE STOPREVERSE SKIP (top) FORWARD SKIP (bottom)EJECT