KS-DR2004D COMPACT 4 CHANNEL DIGITAL AMPLIFIER INSTRUCTION MANUAL AMPLIFICATEUR COMPACT 4 CANAUX NUMÉRIQUE MODE D’EMPLOI AMPLIFICADOR DIGITAL COMPACTO DE 4 CANALES MANUAL DE INSTRUCCIONES © 2020 JVCKENWOOD Corporation B5A-3729-00 / 00 (KN)
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. • To prevent a short circuit, never put or leave any metallic objects (such as coins or metal tools) inside the unit. • If the unit starts to emit smoke or strange smells, turn off the power immediately and consult your JVC dealer.
Installation / Installation / Instalación Accessories / Accessoires / Accesorios ① 100 mm (3-15/16”) Wire band Serre-câble Atadura de cables 2 ② Ø4×16 mm Self-tapping screws Vis taraudeuses Tornillo autorroscantes 4 Dimensions / Dimensions / Dimensiones 200 mm (7-7/8”) 198 mm (7-13/16”) 48.5 mm (1-15/16”) 88 mm (3-7/16”) 104 mm (4-1/8”) 181 mm (7-1/8”) ② Installation board, etc. (thickness : 15 mm or more) Tableau d’installation, etc. (épaisseur: 15 mm ou plus) Tablero de instalación, etc.
Installation procedure Procédure d’installation Read the instruction manual well to select the proper connection and setting. 1. Remove the ignition key and disconnect the negative terminal of the battery to prevent short circuits. 2. There are two options: * Refer to “Connections” on the back side. Type A: RCA INPUT connection A-1 Connect the battery wire. A-2 Connect the ground wire to chassis ground of vehicle. A-3 Connect the power control wire. A-4 Connect the speakers. A-5 Connect the RCA cable.
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 No sound. (No sound from one side.) (Blown fuse.) POSSIBLE CAUSE • Input (or output) cables are disconnected. • Protection circuit may be activated. • Volume is too high. • The speaker cord is shorted. The output level is too small • (or too large). The sound quality is bad.
Specifications Specifications subject to change without notice. Audio unit Max power output ...............................................................................600 W Rated power output (+B = 14.4V) Stereo (4 Ω) ..................................50 W × 4 (20 Hz–20 kHz, ≤ 1.0 % THD) Stereo (2 Ω) ...............................................75 W × 4 (1 kHz, ≤ 1.0 % THD) Bridged (4 Ω) ..........................................150 W × 2 (1 kHz, ≤ 1.0 % THD) Speaker impedance.........................
Connections / Raccordements / Conexiones A-4 WARNING Remove the ignition key and disconnect the negative ⊖ terminal of the battery to prevent short circuits. AVERTISSEMENT Retirer la clé de contact et débrancher la borne négative ⊖ de la batterie pour éviter les court-circuits. ADVERTENCIA Retire la llave de encendido y desconecte el terminal negativo ⊖ de la batería para evitar cortocircuitos.
WARNING Particular attention must be given to making good electrical contact at the amplifier-output and speaker terminals. Poor or loose connections can cause sparking or burning at the terminals because of the very high power that the amplifier can deliver. • • • • • • CAUTION 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.
Type B: SPEAKER INPUT connection Type B: Raccordement SPEAKER INPUT Tipo B: Conexión SPEAKER INPUT NOTA Después de realizar el cableado, asegúrese de aislar y impermeabilizar la pieza de conexión. CH2 CH3 Red / Rouge / Rojo R R L L L L R R White/Black Blanc/Noir Blanco/Negro Gray Gris Gris Gray/Black Gris/Noir Gris/Negro White / Blanc / Blanco CH1 CH2 White Blanc Blanco Fusible (40 A) NOTA Si no puede encontrar el fusible de la capacidad especificada en su almacén etc.
Controls / Contrôles / Controles ❶ ❸ This is a 4 channel amplifier including 2 stereo amplifiers in a body. One amplifier is referred to as amplifier CH1-2 (for FRONT) and the other is amplifier CH3-4 (for REAR). This unit is compatible with a large variety of systems by combining the switches and functions described in the following. ❶ Input sensitivity control (INPUT SENS) (CH.1-2 / CH.3-4) Set this control according to the pre-output level of the HEAD UNIT connected with this unit.
For U.S.A. FCC CAUTION Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class Bdigital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
