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Table Of Contents

Instruction Manual

KAC-8405

4/3/2 CHANNEL POWER AMPLIFIER

INSTRUCTION MANUAL

AMPLIFICATEUR DE PUISSANCE 4/3/2 CANAUX

MODE D’EMPLOI

AMPLIFICADOR DE POTENCIA DE 4/3/2 CANALES

MANUAL DE INSTRUCCIONES

Take the time to read through this instruction manual.

Familiarity with installation and operation procedures will help you obtain the best

performance from your new power amplifier.

For your records

Record the serial number, found on the back of the unit, in the spaces designated on the

warranty card, and in the space provided below. Refer to the model and serial numbers

whenever you call upon your Kenwood dealer for information or service on the product.

Model KAC-8405 Serial number

US Residence Only

www.Kenwoodusa.com

Summary of content (11 pages)

PAGE 1
KAC-8405 4/3/2 CHANNEL POWER AMPLIFIER INSTRUCTION MANUAL AMPLIFICATEUR DE PUISSANCE 4/3/2 CANAUX MODE D’EMPLOI AMPLIFICADOR DE POTENCIA DE 4/3/2 CANALES MANUAL DE INSTRUCCIONES Take the time to read through this instruction manual. Familiarity with installation and operation procedures will help you obtain the best performance from your new power amplifier.
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Safety precautions WARNING To prevent injury or fire, take the following precautions: • Mounting and wiring this product requires skills and experience. For safety’s sake, leave the mounting and wiring work to professionals. • When extending the ignition, battery, or ground wires, make sure to use automotive-grade wires or other wires with the range of 5 mm2 (AWG 10) or more to prevent wire deterioration and damage to the wire coating.
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Précautions de sécurité AVERTISSEMENT Pour éviter toute blessure et/ou incendie, veuillez prendre les précautions suivantes: • Le montage et le câblage de ce produit nécessite des compétences et de l'expérience. Pour des raisons de sécurité, laissez un professionnel effectuer le travail de montage et de câblage.
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Installation / Installation / Instalación Accessories / Accessoires / Accesorios Self-tapping screws / Vis taraudeuses / Tornillo ø 4 x 16 mm autorroscantes 4 Speaker level input cable / Câble d’entrée de niveau d’enceinte / Cable de entrada del nivel de altavoces 1 Hexagon wrench / Clé polygonale / Llave hexagonal 1 280 mm 240 mm ø 4.
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Connection / Raccordements / Conexiones Remove the ignition key and disconnect the negative s terminal of the battery to prevent short circuits. Retirer la clé de contact et débrancher la borne négative s de la batterie AVERTISSEMENT pour éviter les court-circuits. Retire la llave de encendido y desconecte el terminal negativo s de la ADVERTENCIA batería para evitar cortocircuitos.
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Connection / Raccordements / Conexiones RCA cable or Speaker level input connection Câble RCA ou connexion d'entrée de niveau d'enceinte Conexión de entrada del cable RCA o del nivel del altavoz RCA cable connections / Raccordement d'un câble à fiche Cinch (RCA) / Conexión de cable de RCA Center unit (CD receiver, etc.) Unité centrale (récepteur/ lecteur de CD, etc.) Aparato central (reproductor de discos compactos, etc.
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System examples / Exemple de configuration / Ejemplos del sistema N 4-channel system N Système 4 voies N Sistema de 4 canales L L A R R Center unit Unité centrale Aparato central L L B R R Front left speaker Haut-parleur avant gauche Altavoz delantero izquierdo Front right speaker Haut-parleur avant droit Altavoz delantero derecho Rear left speaker Haut-parleur arrière gauche Altavoz trasero izquierdo Rear right speaker Haut-parleur arrière droit Altavoz trasero derecho N High-power 2-channel system N S
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Controls / Contrôles / Controles Z This is a 4 channel amplifier including 2 stereo amplifiers in a body. One amplifier is referred to as amplifier A and the other is amplifier B. This unit is compatible with a large variety of systems by combining the switches and functions described in the following. Fuse (30 A x 2) NOTE If you can’t find the specified capacity fuse at your store etc., consult your Kenwood dealer. Battery terminal (BATT.
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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 SOLUTION No sound. (No sound from one side.) (Blown fuse.) • Input (or output) cables are disconnected. • Connect the input (or output) cables. • Protection circuit may be activated. • Check connections by referring to . • Volume is too high.
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Specifications Specifications subject to change without notice. Audio Section Max Power Output ..............................................720 W (180 W × 4) Rated Power Output (+B = 14.4V) Normal (4 Ω) (20 Hz – 20 kHz, ≤ 0.08 % THD) ...60 W × 4 (2 Ω) (1 kHz, ≤ 0.8 % THD) ...........................90 W × 4 Bridged (4 Ω) (1 kHz, ≤ 0.8 % THD) ........................180 W × 2 Speaker impedance .................................................................
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Declaration of Conformity with regard to the EMC Directive 2004/108/EC Manufacturer: Kenwood Corporation 2967-3 Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japan EU Representative's: Kenwood Electronics Europe BV Amsterdamseweg 37, 1422 AC UITHOORN, The Netherlands Déclaration de conformité se rapportant à la directive EMC 2004/108/EC Fabricant : Kenwood Corporation 2967-3 Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japon Représentants dans l'UE : Kenwood Electronics Europe BV Amsterdamseweg 37, 1422