4–PreparationsTASCAM DP-004 37When the unit starts up it defaults to the multitrackrecorder mode regardless of the mode used lastbefore shutting down. (See “Recorder modes” onpage 44.)WARNINGWhen switching the unit on and off, we suggestthat you turn down the volume of any speakers oramplifiers connected to the unit. Also, do not wearheadphones connected to the unit when switchingpower on or off. This will avoid damage to speakersand possible harm to your hearing.Shutting downMake the following preparations before shuttingdown the unit.Stop the recorder. (The unit cannot be shut down• during recording, playback, fast forward, etc.)Return to the Home Screen.•If the unit is connected to computer, disconnect the• USB cable after conducting the necessary proce-dures on the computer to unmount the unit.After making these preparations, press and hold thePOWER key until the following screen appears (or thekey indicator light begins to blink).The power turns off after the unit completesits shutdown process, including saving variousinformation from your session.NOTEYou can shut down the unit regardless of the recordermode, but when the unit starts up it always starts up inthe MULTI TRACK recorder mode. (See “Recorder modes”on page 44.)CAUTIONDo not remove the batteries or disconnect the• power cable accidently while the unit is operating.If you do so, the unit cannot shut down properlyand all unsaved data will be lost. Lost data cannotbe restored. We recommend that you also save thedata manually often.When the power is turned off, the operation• history of the currently loaded song will be erased(cleared). You will not be able to undo or redooperations on the song when you turn the powerback on.