EasyManua.ls Logo

Kenwood DPX-4020 User Manual

Kenwood DPX-4020
40 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
DPX-5050
DPX-5030
DPX-4020
© B64-1942-20/00 (MW)
DOUBLE DIN SIZED CD/CASSETTE RECEIVER
INSTRUCTION MANUAL
DPX-5050_M_r1_U.S 03.1.21 0:00 PM Page 1

Table of Contents

Other manuals for Kenwood DPX-4020

Question and Answer IconNeed help?

Do you have a question about the Kenwood DPX-4020 and is the answer not in the manual?

Kenwood DPX-4020 Specifications

DPX-4020 GM type

FM Section IconFM Section
frequency range87.5MHz~108.0MHz
usable sensitivity9.3dBf(0.8µ/75Ω)
quieting sensitivity15.2dBf(1.6µV/75Ω)
frequency response30Hz~15kHz
signal-to-noise ratio70dB(MONO)
selectivity≥80dB(±400kHz)
stereo separation40dB(1kHz)
AM Section IconAM Section
frequency range531kHz~1611kHz
usable sensitivity28dBµV(25µV)
Cassette Section IconCassette Section
tape speed4.76cm/sec
wow & flutter0.08(%)(WRMS)
frequency response25Hz~22kHz(70µs)
stereo separation40(1kHz)
signal-to-noise ratio Dolby NR off60dB(BNR off)
signal-to-noise ratio Dolby BNR on68dB
CD Section IconCD Section
laser diodeGaAIAs(λ=780nm)
digital filter8 Times Over Sampling
D/A converter1Bit
spindle speed500~200rpm(CLV)
frequency response10Hz~20kHz(±1dB)
total harmonic distortion0.01%(1kHz)
signal-to-noise ratio93dB(1kHz)
dynamic range93dB
channel separation85dB
Amplifier Section IconAmplifier Section
maximum power47W✕4
full bandwidth power22W✕4(at less than 1%THD)
preout level1500mV/10kΩ
preout impedance≤600Ω
General IconGeneral
operating voltage14.4V(11V~16V)
current consumption10A
installation size (W)178mm(7in)
installation size (H)100mm(3-15/16in)
installation size (D)155mm(6-1/8in)
weight2.7kg

DPX-4020 GK type

FM Section IconFM Section
frequency range87.9MHz~107.9MHz
usable sensitivity9.3dBf(0.8µ/75Ω)
quieting sensitivity15.2dBf(1.6µV/75Ω)
frequency response30Hz~15kHz
signal-to-noise ratio70dB(MONO)
selectivity≥80dB(±400kHz)
stereo separation40dB(1kHz)
AM Section IconAM Section
frequency range530kHz~1700kHz
usable sensitivity28dBµV(25µV)
Cassette Section IconCassette Section
tape speed4.76cm/sec
wow & flutter0.08(%)(WRMS)
frequency response25Hz~22kHz(70µs)
stereo separation40(1kHz)
signal-to-noise ratio Dolby NR off60dB(BNR off)
signal-to-noise ratio Dolby BNR on68dB
CD Section IconCD Section
laser diodeGaAIAs(λ=780nm)
digital filter8 Times Over Sampling
D/A converter1Bit
spindle speed500~200rpm(CLV)
frequency response10Hz~20kHz(±1dB)
total harmonic distortion0.01%(1kHz)
signal-to-noise ratio93dB(1kHz)
dynamic range93dB
channel separation85dB
Amplifier Section IconAmplifier Section
maximum power47W✕4
full bandwidth power22W✕4(at less than 1%THD)
preout level1500mV/10kΩ
preout impedance≤600Ω
General IconGeneral
operating voltage14.4V(11V~16V)
current consumption10A
installation size (W)178mm(7in)
installation size (H)100mm(3-15/16in)
installation size (D)155mm(6-1/8in)
weight2.7kg (5.9lbs)

Summary

Safety Precautions

CD Player/Disc Changer Compatibility

Information regarding compatibility and connection of CD players/disc changers.

Laser Product Safety Information

Details on Class 1 laser product marking and safety.

Safety Precautions

Handling Cassette Tapes

Precautions for handling cassette tapes to prevent damage.

Cleaning the Tape Head

How to clean the tape head for optimal sound quality.

Cleaning the Unit

Instructions for cleaning the unit's exterior surfaces.

Safety Precautions

Handling Compact Discs

Precautions for handling CDs to prevent damage and ensure playback.

Safety Precautions

CD Accessory Usage Guidelines

Warnings against using unauthorized CD accessories and special shape CDs.

CD Handling Procedures

Correct procedure for removing a CD and warnings about stickers.

General Features

Power and Volume Control

How to turn the unit on/off and adjust the audio volume.

Attenuator Function

Function to quickly reduce the volume level.

General Features

Operating Mode Switching

How to cycle through different modes like Tuner, Tape, CD.

Audio Control Settings

Adjusting various sound quality parameters.

Spectrum Analyzer Display Selection

Spectrum Analyzer Display Modes

How to select different spectrum analyzer display modes.

Sub Spectrum Analyzer Display Modes

How to select different sub spectrum analyzer display modes.

General Features

Display and Time Adjustment

How to switch displays and adjust the unit's time.

Tuner Features

Radio Tuning Methods

How to tune into FM/AM radio stations using various methods.

Station Preset Memory

How to store and recall favorite radio stations.

Tuner Features

Station Name Presets (SNPS)

How to assign names to preset radio stations.

CRSC Reception Enhancement

Function to reduce multi-path noise in FM reception.

Frequency Step Settings

How to change frequency step settings for radio seeks.

Tuner Features

Direct Alphabet Input for Station Names

Using remote buttons to input letters for station names.

Cassette Player Features

Loading and Playing Cassette Tapes

How to load, play, and eject cassette tapes.

Cassette Player Features

Direct Program Search System (DPSS)

How to skip tracks backward or forward using DPSS.

Cassette Tape Fast Forward/Rewind

How to fast forward and rewind cassette tapes.

Dolby B Noise Reduction

How to activate Dolby B Noise Reduction for tapes.

Cassette Player Features

Index Scan and Music Repeat

Functions for scanning tracks and repeating playback.

Blank Skip and DPSS with Remote

Skipping blank spaces and using DPSS with remote control.

Cassette Player Features

Cassette Tape Display Switching

How to change the display during tape playback.

CD/External Disc Control Features

Playing CDs

How to play CDs, including pausing, resuming, stopping, and ejecting.

Playing Other Disc Modes

How to play discs from optional external players.

CD/External Disc Control Features

Track Search Function

How to search for tracks forward or backward on a disc.

Disc Playback Control

How to fast forward and reverse disc playback.

CD/External Disc Control Features

Direct Track Search

How to directly input a track number for playback using the remote.

Disc Changer Search

How to search through discs in a disc changer.

Track Repeat and Disc Repeat

Functions for repeating track or disc playback.

CD/External Disc Control Features

Random Playback Modes

How to play tracks in random order on a disc or changer.

Track Scan Function

Plays the beginning of each track on a disc for selection.

CD/External Disc Control Features

Presetting Disc Names (DNPS)

How to store names for discs to be displayed during playback.

Text and Title Scrolling

How to scroll and display CD text or MD titles.

DSP/Equalizer Control Features

Digital Signal Processor (DSP)

Explanation of the DSP function for audio signal correction.

Equalizer Easy Mode

How to select and adjust equalizer settings in easy mode.

Sound Field Control

How to reproduce virtual sound fields like concert halls.

DSP/Equalizer Control Features

Equalizer Pro Mode

How to adjust equalizer settings in professional mode.

Function Set System

Function Set System Overview

System for making various settings and adjustments.

Function Set System

Equalizer Mode Selection

How to select between EASY and PRO equalizer modes.

Dimmer and Tone Settings

How to adjust dimmer level and touch sensor tone.

Preout Switching

How to switch the preout between rear and non-fading.

Function Set System

Security Code Setup

How to set a security code to prevent theft.

Function Set System

Tuner Mode Selection

How to choose tuning modes: auto seek, preset seek, manual.

Auto Memory Entry

How to automatically store and recall receivable radio stations.

External Disc Text Scrolling

How to scroll and display CD text or MD titles.

Basic Operations of Remote

Remote Battery Installation

How to load and replace batteries in the remote control.

Basic Operations of Remote

Remote Volume and Mode Control

How to adjust volume and switch modes using the remote.

Remote Tuner and Text Input Buttons

Remote buttons for tuner functions and text input.

Basic Operations of Remote

Remote Cassette Player Controls

Remote buttons for cassette tape operations like play, FF/REW, and DPSS.

Remote CD/Disc Controls

Remote buttons for CD/disc playback, search, and name input.

Accessories

Included Accessories List

List of accessories provided with the unit.

Installation Procedure

Step-by-Step Installation Guide

Instructions for installing the unit, including wiring and safety.

Installation Procedure

Connecting Wires to Terminals

Detailed guide for connecting wires to unit terminals and speakers.

Installation Procedure

Unit Installation and Mounting

Instructions for installing the unit onto the car bracket and mounting.

Troubleshooting Guide

Power, Sound, and Tape Issues

Solutions for problems like no power, no sound, tape loading, or playback.

CD and Radio Issues

Solutions for CD playback problems and poor radio reception.

Troubleshooting Guide

Disc Control and Playback Issues

Solutions for disc mode selection, playback errors, and track issues.

Function Setting Errors

Solutions for errors related to repeat, scan, or random play functions.

CD-R/CD-RW and Compatibility Issues

Solutions for problems playing CD-R/CD-RW discs and compatibility.

Troubleshooting Guide

System Error Messages and Solutions

Explains common error messages and their recommended actions.

Display and Player Malfunction Indicators

Solutions for display errors, temperature protection, and player malfunctions.

Specifications

Tuner and Cassette Player Specs

Technical specifications for the FM tuner, AM tuner, and cassette player sections.

CD Player and Audio Specs

Technical specifications for the CD player, audio output, and preout.

General Specifications

General specifications including voltage, current, size, and weight.

Related product manuals