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Kenwood KAC-314 - User Manual

Kenwood KAC-314
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X302-4
XM302-4
KAC-314
CLASS D FOUR CHANNEL POWER AMPLIFIER
INSTRUCTION MANUAL
AMPLIFICATEUR DE PUISSANCE 4 CANAUX CLASSE D
MODE D’EMPLOI
AMPLIFICADOR DE POTENCIA DE 4 CANALES CLASE D
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 amplier.
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 X302-4 /XM302-4/KAC-314 Serial number
US Residence Only
Register Online
Register your Kenwood product at www.kenwood.com/usa
B5A-3477-10 / 01 (KN / WN)
© 2021 JVCKENWOOD Corporation
213 mm (8-3/8)
149 mm (5-7/8)
53 mm
(2-1/16)
Accessories / Accessoires / Accesorios
①
Ø4×16 mm
Self-tapping screws
Vis taraudeuses
Tornillo autorroscantes
4
②
Speaker level input cable
Câble d’entrée de niveau d’enceinte
Cable de entrada del nivel de altavoces
1
Dimensions / Dimensions / Dimensiones

Table of Contents

Questions and Answers

  • J
    Jason JenkinsAug 9, 2025
    What to do if my Kenwood KAC-314 Amplifier has no sound?
    • J
      James PhelpsAug 9, 2025
      If your Kenwood Amplifier has no sound, or sound from only one side, and you suspect a blown fuse, here's what to check: * Ensure all input and output cables are securely connected. * The protection circuit might be activated; review the section on the protection function for guidance. * If the volume was too high, replace the fuse and reduce the volume. * Inspect the speaker cord for shorts; fix any shorts and then replace the fuse.
  • L
    Laurie FoxAug 19, 2025
    Why is the sound quality bad on my Kenwood KAC-314 Amplifier?
    • G
      Gary BarryAug 19, 2025
      If the sound quality from your Kenwood Amplifier is poor or distorted: * Verify that the speaker wires are connected with the correct polarity, carefully checking the positive and negative terminals and wires. * Ensure that no speaker wire is pinched by a screw in the car body; reconnect the wire to avoid any pinching. * Confirm that all switches are set correctly, consulting the “Controls” section for proper settings.
  • B
    bowmaneddieAug 30, 2025
    How to adjust the output level on a Kenwood KAC-314 Amplifier?
    • C
      charlessmithAug 30, 2025
      If the output level of your Kenwood Amplifier is too small or too large, adjust the input sensitivity control to the correct position, referring to the “Controls” section for guidance.

Summary

Safety Precautions

General Safety Warnings

Key safety warnings and cautions for operation and installation.

Unit Maintenance and Operation Notes

Installation Guide

Installation Procedure

Step-by-step instructions for installing the amplifier.

Installation Location Cautions

Important considerations for selecting a safe and suitable installation location.

Wiring and Connections

Power and Speaker Wiring

Details on connecting power and speaker wires, including diagrams.

Wiring Safety Warnings

Troubleshooting Guide

Common Issues and Solutions

A guide to diagnosing and resolving common operational problems.

Kenwood KAC-314 Specifications

General IconGeneral
Channels2
Frequency Response10 Hz - 50 kHz
Signal to Noise Ratio95 dB
THD at RMS Power0.08%
Total Harmonic Distortion0.08%
RMS Power at 4 Ohms50 W
RMS Power at 2 Ohms75 W
Bridged RMS Power at 4 Ohms150 W
Input Sensitivity0.2V - 5V
Crossover Frequency50Hz - 500Hz (Low-Pass)

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