[. . . ] • When replacing a fuse, only use a new one with the prescribed rating. Using a fuse with the wrong rating may cause your unit to malfunction. • To prevent a short circuit when replacing a fuse, first disconnect the wiring harness. To prevent damage to the machine, take the following precautions: The protection function is activated in the following situations: This unit is equipped with a protection function for protecting this unit and your speakers from various accidents or problems that can occur. [. . . ] Install the amplifier in a place where people, resins, and other substances that are sensitive to heat will not come into contact with it. • When making a hole under a seat, inside the trunk, or somewhere else in the vehicle, check that there is nothing hazardous on the opposite side such as a gasoline tank, brake pipe, or wiring harness, and be careful not to cause scratches or other damage. • Do not install near the dashboard, rear tray, or air bag safety parts. • The installation to the vehicle should securely fasten the unit to a place in which it will not obstruct driving. If the unit comes off due to a shock and hits a person or safety part, it may cause injury or an accident. • After installing the unit, check to make sure that electrical equipment such as the brake lamps, turn signal lamps and windshield wipers operate normally. Self-tapping screw (ø2. 6 × 12 mm) English  KAC-X11D_M_1English. indd 3 08. 10. 21 3:57:11 PM Connection WARNING Remove the ignition key and disconnect the negative · terminal of the battery to prevent short circuits. CENTER UNIT (CD receiver, etc. ) RCA cable* Power control wire* CAUTION Left input • If sound is not output normally, immediately turn power off and check connections. • Be sure to turn the power off before changing the setting of any switch. • If the fuse blows, check wires for shorts, then replace the fuse with one of the same rating. • Check that no unconnected wires or connectors are touching the car body. Do not remove caps from unconnected wires or connectors to prevent short circuits. • Connect the speaker wires to appropriate speaker connectors separately. Sharing the negative wire of the speaker or grounding speaker wires 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. * Commercially available parts Hexagon Wrench (Small) FUSE [30Ax3] BATT. GND REMOTE L R P. CON SPEAKER OUTPUT LINE IN LINE OUT Hexagon Wrench (Large) Hexagon Wrench (Small) Use the attached Hexagon Wrench. Right input Use the attached Hexagon Wrench. Protective Fuse* Battery wire* Terminal cover Subwoofer (L + R) (≥2Ω) When two subwoofers are connected. (≥4Ω) WARNING To prevent fire caused by a short in the wiring, connect a fusible link or breaker nearby the battery’s positive terminal. Battery Ground wire* Dual voice coil subwoofer (4Ω + 4Ω) (2Ω + 2Ω) SPEAKER OUTPUT SPEAKER OUTPUT About the Lead Terminals 1. Wire Thicknesses You can use wires with the following thicknesses: Battery wire and ground wire AWG 4 – AWG 6 Speaker wire AWG 8 – AWG 12 Make a cut in the wire sheath (insulator made from vinyl, etc. ) at the position 10-13 mm away from the end of the wire, and then remove the unnecessary portion of the sheath by twisting it. [. . . ] • Connect the Remote Cable securely and correctly. SOLUTION The Remote Controller does not function. Specifications Specifications subject to change without notice. Audio Section Max Power Output. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2400 W Rated Power Output (+B = 14. 4 V) (4 Ω) (20 Hz – 200 Hz, 1. 0 % THD). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800 W × 1 (2 Ω) (100 Hz, 1. 0 % THD). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Frequency Response (+0, –3 dB). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]