* Function control is available on the unit and remote control.NOTE: To control the individual units (M1 Monitor / M2 Monitor) press either M1 or M2 before pressing any other button.For example, to turn M1 Monitor ON, press M1 and then the power button.1. POWER Button* – Press this button to turn M1 or M2 Monitor on. Press the button again to turn M1 or M2 Monitor OFF.2. SOURCE Button* – Press this button to select the available sources. On the M1 monitor, the sources are DVD, AV1, AV2 &AUX/GAME.On the M2 Monitor, the sources are DVD, AV1, AV2 & AUX/GAME.NOTE: If AV1 is selected on both units at the same time, there will be no display.3. Up (p) Button – Use this button to scroll upward in menu options.4. MUTE Button – Press this button to mute the audio. Pressing the button again restores the audio to the previously set level.5. ENTER Button – Used to implement a selected setting.6. LEFT (t) Button – Use this button to shift left in the menu options.7. MENU Button – Allows the user to access the DVD (DVD MODE) root menu.8. RETURN Button – Not used on this model.9. A-B Button – Allow user to repeat the playback from point A to point B.Press A-B button On-Screen Display DVD playerOnce Repeat A- Mark the beginning of the section to repeat (Set point A)Twice Repeat AB Mark the end of the section to repeat (Set point B)3 times AB Off Cancel the A-B repeat functionREMOTE CONTROL FUNCTION DESCRIPTIONS8