IIINNNTTTRRROOODDDUUUCCCTTTIIIOOONNNSSS1. MODE buttonPress it to select the mode: Radio, DISC (if there is a disc in unit), USB (if there is a USB device in the unit), SD (ifthere is a SD/MMC card in the unit), Bluetooth TV (only for NA2820) and AV IN.2. POWERPower on or off.3. BAND/ RDM/CIn Radio mode, press to change radio band in sequence of FM1 → FM2 → FM3 → MW1 → MW2; In DVD mode,press to play randomly; In Bluetooth mode, short press it to clear the single phone number; long press it to clearall the phone number.4. ENTER buttonPress it to confirm selection or setting.5: Cursor / / / buttonsUse the / / / buttons to select the menu item: the title, track or to show next frame.6. EJECT buttonPress it to eject the disc.7. PTY/*/LOCPress to select PTY type and input a digital key on the RC to confirm search. (Only if the unit with RDS functionand only for FM band)In BLUETOOTH mode, press it to make a * symbol.In radio mode you can also press LOC button on the RC to set LOCAL or DX stations. (Only if the unit with LOCfunction)8. P.SCN/ RPT /#71: MODE2: POWER3: BAND/RANDOM/CLEAR4: ENTER5: UP/DOWN/LEFT/RIGHT6: EJECT7: PTY/*/LOC8: P.SCN/RPT/#9: BACKWARD/SEEK-/FAST BACKWARD10: AF/TA/LOUD(Only with AF/TA function for NA2800/NA2820)11:OSD12:PBC/STOP13:DIGIT NUMBERS14:PLAY/PAUSE15: MUTE/BLUETOOTH16: MENU17:SUBTITLE18:SETUP19:ANGLE/ACCEPT20: INT/REJECT21: VOLUME PLUS22: A-B/ZOOM23: SEL24: FORWARD/SEEK+/ FAST FORWARD25: VOLUME MINUS26: AUDIO/GOTO27: DUAL28: TITLE/OPEN(No function for NA2800/NA2820)Remote Control