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Kenwood KAC-6403 manual

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Table of contents for the manual

  • Page 1

    © B64-3354-00/00 (MV) 4/3/2 CHANNEL POWER AMPLIFIER KA C-6403 INSTR UCTION MANU AL B64-3354-00_00_M_English.indd 1 B64-3354-00_00_M_English.indd 1 05.11.17 10:21:19 AM 05.11.17 10:21:19 AM[...]

  • Page 2

    2 English Sa fety precautions 2 W ARNING T o prev ent injury or fire, take the following precautions: • When ex tending the ignition, battery, or g round wires, make sure to use aut omotive -grade wires or other wires with a 5 mm² (A WG 10) or more t o prevent wire det erioration and damage to the wire coating. • T o prevent a short circuit, n[...]

  • Page 3

    English 3 Installation 2 CAUTION • Do not install in the below locations; (Unstable location, In a location that inter feres 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 car pet. Other wi[...]

  • Page 4

    4 English Controls / Indic ator 3 2 1 4 (W) 30 40 20 10 4 1 A ch FIL TER switch This switch allow filtering of the speaker output signals. • OFF position: The original sound without filtering is output. • HPF (High Pass F ilter) position: Only frequencies of 80 Hz or higher are output. (Fr equencies below 80 Hz are cut.) 2 B ch FIL TER switch T[...]

  • Page 5

    English 5 5 Pow er indicator When the power is turned on, the Pow er indicator lights. If the Power indicator does not light when the power is turned on, the protection function may be activated. Check whether there is any indication of trouble. ■ The protection function is ac tivated in the following situations: This unit is equipped with a prot[...]

  • Page 6

    6 English Connection 2 5 67 8 9 0 @ ! 6 Fuse (25 A) 7 Battery terminal 8 Ground terminal 9 Power control terminal Controls the unit ON/OFF . NOTE Controls the unit power . Be sure to connect it with all the systems. 0 Sp eak er output terminals (A.ch/ B.ch) • Stereo Connections: When you wish to use the unit as a stereo amplifier , stereo connect[...]

  • Page 7

    English 7 ■ Installation procedure 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 [...]

  • Page 8

    8 English Connection ! @ CENTER UNIT (CD receiver , etc.) A channel input RCA cable* Pow er control wire (Blue/ White) ■ RCA cable or Speaker le vel input connection Genuine -accessory car stereo (No line output center unit etc.) ACC Battery Car fuse box White White/Black Gray Gray/Black Green Green/Black Purple Purple/Black A channel Lef t A cha[...]

  • Page 9

    English 9 * Commercially available parts 25 25 0 0 0 ■ Speaker wire c onnec tion Lead terminal* (Stereo Connections) A channel Left speaker A channel Right speaker (Bridged Connections) A channel Speaker (Bridged) 2 5 78 9 Battery Ground wire* Battery wire* Pr otective Fuse* Lead terminal* ■ Pow er wire connection T er minal cover B channel Lef[...]

  • Page 10

    10 English S ystem examples L R L R L R L R A B 3 2 1 CENTER UNIT ■ 4-channel system Fr ont Right speaker Fr ont Left speaker ■ 2-channel + Subwoofer system (1) Rear Right speaker Rear Left speaker L R L R L R L R A B 3 2 1 Subwoofer (L + R) (Bridged) CENTER UNIT Right speaker (H igh pass) Left speaker (High pass) ■ 2-channel + Subwoofer syst[...]

  • Page 11

    English 11 ■ T ri-mo de ● Principle of T ri-mo de Method of frequency band division using a coil a nd capacitor …in case of 6dB/oct. slope L C 0 dB -3 dB Coil (L): Passes low frequencies and blocks high fr equencies. (Low pass) Capacitor (C): Passes high frequencies and blocks low frequencies. (High pass) Crossover F requency Fr equency 159 x[...]

  • Page 12

    12 English T roubleshooting 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 follo wing table for possible problems. PROBLEM POSSIBLE CAUSE SOL UTION No sound. (No sound from one side.) (Blown fuse.) • I nput (or output) cables are disconne[...]

  • Page 13

    English 13 Specifications Specifications subject to change without notice. Audio Section Max Power Output ............................................................................................................. ........................................................... 500 W Rated Power Output Normal (4 Ω) (20 Hz – 20 kH z, 1 % THD) ......[...]

  • Page 14

    B64-3354-00_00_M_English.indd 14 B64-3354-00_00_M_English.indd 14 05.11.17 10:21:36 AM 05.11.17 10:21:36 AM[...]