ENGLISH2CQ-DFX983/DF903U 17GeneralENGLISH1CQ-DFX983/DF903U16AccessoriesRemote Control Unit Preparation≥ After turning off the ignition key, a security mes-sage is displayed, and the panel removable alarmthat reminds you to take the panel is activated.(When security function is set to on, page 40)ACCONPower (PWR)Turn your car’s ignition key to ACC or ONposition.1Radio CD playerCD changer controlAUX-IN setting(When a CD is in the player.)(page 22)MP3 playerWMA player(When a MP3 data disc is inthe player.) (page 22)(When a WMA data disc isin the player.) (page 22)(When a CD changer is con-nected.) (page 32)64975Car AudioSOURCEMUTEPOWERRANDVOL31 2DISPBANDREP6 5SETSEL#SCANMENUNUMBER80[SOURCE](power/source)[DISP](display)Remote control signal sensorPoint the remote control unit atthe main unit’s sensor.SourcePress [SOURCE] to change the source.21 Remove the battery holder.Pull the battery holder by the position B whilepushing position A in the direction indicated bythe arrow.2 Install the battery on the battery holder.3 Insert the battery holder back into its originalposition.123Lithium battery(included)Back sidePosition BPosition ABattery holderBattery Installation≥ Remove and dispose of an old battery immediately.≥ Do not disassemble or short the battery. Do notthrow a battery into a fire.≥ Keep batteries away from children to avoid therisk of accidents.≥ Be careful to observe proper local disposal ruleswhen you dispose of batteries.Caution:≥ Improper use of batteries may cause overheat-ing, an explosion or ignition, resulting in injuryor a fire. Battery leakage may damage the unit.Battery Notes≥ Battery type: Panasonic lithium battery (CR2025)(included)≥ Battery life: Approximately 6 months with nor-mal use (at room temperature)ON: Press [PWR].OFF: Press and hold [PWR] again for morethan 1 second.Note:≥ When the power is switched on for the firsttime, a demonstration display appears.To cancel this display, press [DISP] (display).≥ To display the demonstration again, pressand hold [SOURCE] on the main unit formore than 4 seconds when the power is off.64975Car AudioSOURCEMUTEPOWERRANDVOL31 2DISPBANDREP6 5SETSEL#SCANMENUNUMBER80≥ Remote control unit (1) ≥ Lithium battery(CR2025) (1)≥ Operating instruc-tions (1)≥ Operating guide forSirius (1)≥ Installation hardware(screws, power con-nector, etc.)(page 50)orCQ-DFX983UCQ-DFX983U The model CQ-DF903U does notsupport MP3/WMA playback.For details on the Sirius mode,refer to the separate operatingguide for Sirius.≥ Warranty card, etc.(page 20)[DISP] (display)