10 11(7) MD source selectionPress to select the source connected to the MD jack.(8) TUNERPress to switch to a radio mode.(9) DisplayDisplays important functions and settings.(10) Volume control dialRotate in a clockwise motion to increase or counterclockwise motion to decrease thevolume.(11) USB portAn USB removable medium can be connected to this port (e.g. MP3 player).(12) Headphone jackHeadphones with a 6.3 mm plug can be connected to this jack. Adapters suitable for head-phones with a 3.5 mm plug are optionally available at local dealers.(13) Speaker button A/BPress this button to switch back and forth between A and B speaker pairs.(14) Speaker button A+BPress this button to activate both A+B speaker pairs.(15) Digital INPress this button to select digital inputs as source. This automatically switches over to digi-tal end devices.(16) USB buttonPress this button to switch to a USB mode. Now you will be able to play MP3 format filesfound on the inserted USB removable medium.(17) Tuning + and –Press to search for a station frequency manually.(18) Stereo Line INFront panel input jack: 3.5 mm jack, e.g. for connecting an MP3 player.(19) Balance controlRotate this dial to adjust the balance.(20) Bass controlRotate this dial to adjust bass settings.(21) Treble controlRotate this dial to adjust treble settings.(22) LED indicatorLights up green when the device is in an operating mode; lights up red when the device isin a standby mode.Rear panel connections(1) 1.External antenna connectionFM = 75 ohm coaxial connection for FM station receptionAM LOOP = antenna connection for AM station reception(2) Main ON/OFF switch cuts off the mains voltage completely(3) RS232 serial connection for software updateChapter 3 The deviceChapter 3 The device220- 240V ~50HzAC INRECOU TSPEA KE R B SPEA KE R ARL RLLRAMLOOPFM 75 �MDTAPELRDVDC DRS232CCO AX 2C OA X1 OPT2 OPT1UP DATENO RM ALONPOWEROF FPOWER SOURCE:AC2 20 V-24 0V~5 0HzPOWER CONSUMPTIO N:20 0WAN TE NN AANAL OG AUDI OI NPC MD IG IT AL AUDI OI NAUX 1A UX 2PHONO ANAL OG INGND16 7 8243 5