Kenwood KAC-9103D Instruction Manual

Also see for KAC-9103D: Service manual Instruction manual

Contents

6 EnglishTroubleshooting GuideSpecificationsSpecifications subject to change without notice.CEA-2006RMS Watts per channel @ 4 ohms, 1 % THD+N ...........................................................................................................................................500 W × 1Signal to Noise Ratio (Reference: 1Watt into 4 ohms) .................................................................................................................................... 94 dBAAudio SectionMax Power Output.............................................................................................................................................................................................................1800 WRated Power Output (+B = 14.4 V)(4 Ω) (20 Hz – 200 Hz, 0.5 % THD).......................................................................................................................................................500 W × 1(4 Ω) (DIN45324, +B = 14.4 V) ...............................................................................................................................................................500 W × 1(2 Ω) (100 Hz, 1.1 % THD) ........................................................................................................................................................................900 W × 1(1 Ω) ............................................................................................................................................................................................................... ≥ 900 W × 1Frequency Response (+0, –3 dB)..................................................................................................................................................................5 Hz – 200 HzSensitivity (rated output) (MAX.) .....................................................................................................................................................................................0.2 VSensitivity (rated output) (MIN.) ......................................................................................................................................................................................5.0 VInput Impedance ................................................................................................................................................................................................................... 10 kΩSignal to Noise Ratio..........................................................................................................................................................................................................100 dBLow Pass Filter Frequency (-24 dB/oct.) ..................................................................................................................................50 – 200 Hz (variable)Infrasonic Filter Frequency (-18 dB/oct.) ..........................................................................................................................................................15 / 25 HzPhase Inverter ...........................................................................................................................................................................0° (Normal) / 180° (Reverse)Bass Boost Circuit ..................................................................................................................................................................................0 – +18 dB (variable)Bass Boost Frequency.......................................................................................................................................................................................................... 40 HzGeneralOperating Voltage .................................................................................................................................................................. 14.4 V (11 – 16 V allowable)Current Consumption ............................................................................................................................................................................................................60 AInstallation Size (W × H × D) .............................................................................................................................................................380 × 64 × 286 mm.................................................................................................................................................................................14-15/16 × 2-1/2 × 11-1/4 inchWeight ......................................................................................................................................................................................................................4.1 kg (9.0 lbs)What might appear to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the followingtable for possible problems.PROBLEM POSSIBLE CAUSE SOLUTIONNo sound.(Blown fuse.)• Input (or output) cables are disconnected.• Protection circuit may be activated.• Volume is too high.• The speaker cord is shorted.• Connect the input (or output) cables.• Check connections by referring to .• Replace the fuse and use lower volume.• After check the speaker cord and fixing the cause of the short,replace the fuse.The output level is too small(or too large).• The input sensitivity adjusting control is not set to the correctposition.• Adjust the control correctly referring to .The sound quality is bad.(The sound is distorted.)• The speakers wire are connected with wrong + /-polarity.• A speaker wire is pinched by a screw in the car body.• The switches may be set improperly.• Connect them properly checking the + / - of the terminalsand wires well.• Connect the speaker wire again so that it is not pinched byanything.• Set switches properly by referring to .