User manual KENWOOD KAC-719

[. . . ] Connect the power cable, power control cable and grounding cable following this order. 2CAUTION · Be sure to turn the power off before changing the setting of any switch. · If the fuse blows, check cables for shorts, then replace the fuse with one of the same rating. · Check that no unconnected cables or connectors are touching the car body. [. . . ] · Check that no unconnected cables or connectors are touching the car body. Do not remove caps from unconnected cables or connectors to prevent short circuits. · Connect the speaker cables to appropriate speaker connectors separately. Sharing the negative cable of the speaker or grounding speaker cables to the metal body of the car can cause this unit to fail. · After installation, check that the brake lamps, winkers, and wipers work properly. Installation Self-tapping screw (ø4 × 16 mm) Installation board, etc. (thickness : 15 mm or more) · Since the power amplifier has no parts which require operation, it can be installed at a position away from the driver's seat without any hindrances. As generally accepted positions for its installation, places such as inside the trunk, etc. (Optional. ) Length 0. 5m 1m 2m 4m 5m 6m Type RCA cable CA-2SL CA-12SL CA-22SL CA-52SL RCA cable (ø7mm) CA-3WL CA-13WL CA-23WL CA-53WL RCA cable (ø12mm) CA-5W CA-15W CA-25W CA-45W CA-65W 2CAUTION · Do not install the unit under the carpet. · Install this unit in a location which allows heat to easily dissipate. · After installing the unit, check to make sure that electrical equipment such as the brake lamps, turn signal lamps and windshield wipers operate normally. · Do not connect the speaker output leads from a power amplifier (Optional) to the speaker input terminals of this unit, for this may cause malfunction or damage. · Do not connect cables and leads to both RCA cable input jacks and the speaker input terminals simultaneously, for this may cause malfunction or damage. · Connect the power control lead to a power supply which can be turned ON/OFF by the ignition key switch (ACC line). With this connection, shock noise may be generated when the power of the genuine-accessory car stereo is switched ON/OFF. 6 sPower and Speakers cable connection · If a buzzing noise is heard from the speakers when the engine is running, connect a line noise filter (optional) to each of the battery cable. · Do not allow the cord to directly contact the edge of the iron plate by using Grommets. FUSE(30A) Power control (REMOTE) lead terminal A Left output (Front left) Front left speaker Front right speaker A Right output (Front right) BRIDGED POWER IN GND BATT P. CON(REMOTE) SPEAKER OUTPUT BRIDGED A A B L R B LEFT RIGHT SPEAKER LEVEL INPUT LEFT RIGHT A SPEAKER LEVEL INPUT A B B L R Terminal cover Battery cable (Yellow) Fire wall Grommets Round terminal (Large) B Left output (Rear left) B Right output (Rear right) Rear right speaker Rear left speaker Battery + - Ground cable (Black) Power control cable 2WARNING To prevent fire caused by a short in the wiring, connect a fusible link or breaker nearby the battery's positive terminal. NOTE Connect the ground cable to a metal part of the car chassis that acts as an electrical ground passing electricity to the battery`s negative - terminal. Do not turn the power on if the ground cable is not connected. Power terminal Pass battery and ground cables through supplied terminal cover and connect to respective terminals. After completing connections, fasten terminal cover over terminal bracket. Round terminal (Medium) Round terminal (Small) (Bridged) 2CAUTION If you wish to bridge-connect a speaker, the speaker impedance must be no less than 4 ohms. Connecting a speaker with an impedance lower than 4 ohms may damage the unit. [. . . ] After completing connections, fasten terminal cover over terminal bracket. Round terminal (Medium) Round terminal (Small) (Bridged) 2CAUTION If you wish to bridge-connect a speaker, the speaker impedance must be no less than 4 ohms. Connecting a speaker with an impedance lower than 4 ohms may damage the unit. examples: FUSE(30A) A Bridged POWER IN BRIDGED GND BATT P. CON(REMOTE) SPEAKER OUTPUT BRIDGED A A B L R B LEFT RIGHT SPEAKER LEVEL INPUT LEFT RIGHT A SPEAKER LEVEL INPUT A B B L R L R L 4 R 8 8 B Bridged 7 System examples s Full-range 4-channel + Subwoofer system L R L R L R Switch setting 100 80 100 80 150 A B A+B LINE OUT L R L R AB A FILTER 150 OFF HPF LPF OPERATION CENTER UNIT 50 LPF 200 50 HPF 200 FREQUENCY(Hz) STEREO MONO(Lch) L+R CONTROL A OPERATION FILTER OFF HPF LPF MONO(Lch) STEREO L+R 100 80 80 150 100 INPUT SELECTOR 150 50 LPF 200 50 HPF 200 FREQUENCY(Hz) CONTROL B Amplifier s High-power 2-channel system L Switch setting (Bridged) (Bridged) AB A 100 80 100 80 150 CENTER UNIT R L R L R A B A+B LINE OUT L R L R FILTER 150 OFF HPF LPF OPERATION 50 LPF 200 50 HPF 200 FREQUENCY(Hz) STEREO MONO(Lch) L+R CONTROL A OPERATION FILTER OFF HPF LPF MONO(Lch) STEREO L+R 100 80 80 150 100 INPUT SELECTOR 150 50 LPF 200 50 HPF 200 FREQUENCY(Hz) CONTROL B s High-pass (80 Hz) + Subwoofer(80 Hz) system CENTER UNIT L R L R L R Switch setting 100 80 100 80 150 A B A+B LINE OUT L R L R (High pass) Subwoofer (L + R) (Bridged) FILTER 150 OFF HPF LPF OPERATION 50 LPF 200 50 HPF 200 FREQUENCY(Hz) STEREO MONO(Lch) L+R CONTROL A AB A OPERATION FILTER OFF HPF LPF MONO(Lch) STEREO L+R 100 80 80 150 100 INPUT SELECTOR 150 50 LPF 200 50 HPF 200 FREQUENCY(Hz) CONTROL B s Tri-mode C L R L R L R Switch setting A B A+B LINE OUT L R L R L 100 80 100 80 150 FILTER 150 OFF HPF LPF OPERATION CENTER UNIT C C C L AB A 50 LPF 200 50 HPF 200 FREQUENCY(Hz) STEREO MONO(Lch) L+R CONTROL A OPERATION FILTER OFF HPF LPF MONO(Lch) STEREO L+R 100 80 80 150 100 INPUT SELECTOR 150 50 LPF 200 50 HPF 200 FREQUENCY(Hz) CONTROL B qPrinciple of Tri-mode Method of frequency band division using a coil and capacitor···in case of 6dB/oct. 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