KAC-6203 STEREO/BRIDGEABLE POWER AMPLIFIER 7 page 2-13 INSTRUCTION MANUAL AMPLIFICATEUR DE PUISSANCE STEREO/COMPATIBLE 7 page 14-25 MODE D’EMPLOI STEREO-/ÜBERBRÜCKBARER LEISTUNGSVERSTÄRKER 7 Seite 26-37 BEDIENUNGSANLEITUNG STEREO/OVERBRUGBARE VERMOGENSVERSTERKER 7 blz 38-49 GEBRUIKSAANWIJZING AMPLIFICATORE DI POTENZA STEREO/COLLEGABILE 7 pagina 50-61 ISTRUZIONI PER L’USO ESTÉRO/AMPLIFICADOR DE POTENCIA CONECTABLE 7 página 62-73 MANUAL DE INSTRUCCIONES AMPLIFICADOR DE POTÊNCIA ESTÉREO/EM PONTE 7 página
Safety precautions 2 WARNING To prevent injury or fire, take the following precautions: • When extending the ignition, battery, or ground wires, make sure to use automotive-grade wires or other wires with a 5 mm² (AWG 10) or more to prevent wire deterioration and damage to the wire coating. • To prevent a short circuit, never put or leave any metallic objects (such as coins or metal tools) inside the unit.
Installation Self-tapping screw (ø4 × 16 mm) 330 mm 204 mm 230 mm 244 mm 254 mm Ø4.6 Installation board, etc. (thickness : 15 mm or more) 2 CAUTION • Do not install in the below locations; (Unstable location, In a location that interferes with driving, In a location that gets wet, In a dusty location, In a place that gets hot, In a place that gets direct sunlight, In a location that gets hit by hot air) • Do not install the unit under the carpet.
Controls / Indicator 2 1 40 30 20 10 (W) 2 1 FILTER switch This switch allow filtering of the speaker output signals. • OFF position: The original sound without filtering is output. • LPF (Low-Pass Filter) position: Only frequencies of 80 Hz or lower are output. (Frequencies above 80 Hz are cut.) The speaker output is automatically turned monaural (L+R) and the bass boost function is activated. 3 Power indicator When the power is turned on, the Power indicator lights.
3 ■ 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. When the protection function is triggered, the Power indicator goes off and the amplifier stops operating. • When a speaker wire may be short-circuited. • When a speaker output contacts ground. • When the unit malfunctions and a DC signal is sent to the speaker output.
Connection ■ Terminal names 40 4 567 8 9 0 4 Fuse (40 A) 9 LINE IN terminal 5 Battery terminal 0 Speaker level input terminals 6 Ground terminal 7 Power control terminal Controls the unit ON/OFF. NOTE Controls the unit power. Be sure to connect it with all the systems. 8 Speaker output terminals • Stereo Connections: When you wish to use the unit as a stereo amplifier, stereo connections are used. The speakers to be connected should have an impedance of 2Ω or greater.
■ Installation procedure ■ Wiring Since there are large variety of settings and connections possible according to applications, read the instruction manual well to select the proper setting and connection. 1. Remove the ignition key and disconnect the negative - terminal of the battery to prevent short circuits. 2. Set the unit according to the intended usage. 3. Connect the input and output wires of the units. 4. Connect the speaker wires. 5.
Connection ■ RCA cable or Speaker level input connection (RCA cable Connections) 9 RCA cable* CENTER UNIT (CD receiver, etc.) Power control wire (Blue/ White) Left input Right input Speaker level input cable (Speaker level input Connections) Cable Color of the connector White Left White/Black Gray Right Gray/Black Genuine-accessory car stereo (No line output center unit etc.) 0 Car fuse box Battery ACC 8 English B64-3355-00_00_E.indb 8 05.11.
* Commercially available parts ■ Speaker wire connection (Stereo Connections) 8 8 Lead terminal* Left speaker Right speaker 40 (Bridged Connections) 8 Speaker (Bridged) 40 ■ Power wire connection 40 567 Lead terminal* Terminal cover Power control wire Battery wire* Ground wire* Protective Fuse* Battery English B64-3355-00_00_E.indb 9 9 05.11.
System examples ■ 2-channel system CENTER UNIT L L Left speaker R R Right speaker L L Left speaker R R Right speaker L L Subwoofer (L + R) (Bridged) R R 1 ■ 2-channel + Subwoofer system ¡ CENTER UNIT ™ 1 ¡ ™ 1 10 English B64-3355-00_00_E.indb 10 05.11.
■ Tri-mode L C CENTER UNIT L L R R (High pass) Subwoofer (L + R) (Bridged) C 1 ● Principle of Tri-mode Method of frequency band division using a coil and capacitor…in case of 6dB/oct. slope Coil (L): Passes low frequencies and blocks high frequencies. (Low pass) Capacitor (C): Passes high frequencies and blocks low frequencies.
Troubleshooting Guide 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 following table for possible problems. PROBLEM POSSIBLE CAUSE No sound. • Input (or output) cables are (No sound from one side.) disconnected. (Blown fuse.) • Protection circuit may be activated. • • The output level is too small (or too large). The sound quality is bad. (The sound is distorted.
Specifications Specifications subject to change without notice. Audio Section Max Power Output ........................................................................................................................................................................ 600 W Rated Power Output Normal (4 Ω) (DIN : 45324 , +B = 14.4V) ......................................................................................................100 W × 2 Normal (2 Ω) (1 kHz, 1 % THD) .........................................