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JVC KD-R421 - User Manual

JVC KD-R421
21 pages
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ENGLISH
FRANÇAIS
GET0705-003A
[E/EU]
EN, FR
1010DTSMDTJEIN© 2010 Victor Company of Japan, Limited
KD-R521/KD-R422/
KD-R421/KD-R45
CD RECEIVER / RÉCEPTEUR CD
For canceling the display demonstration, see page 4. / Pour annuler la démonstration des
affichages, référez-vous à la page 4.
INSTRUCTIONS
MANUEL D’INSTRUCTIONS
For installation and connections, refer to the separate manual.
Pour l’installation et les raccordements, se référer au manuel séparé.
Dear Customer,
This apparatus is in conformance with the valid
European directives and standards regarding
electromagnetic compatibility and electrical safety.
European representative of Victor Company of
Japan, Limited is:
JVC Technical Services Europe GmbH
Postfach 10 05 04
61145 Friedberg
Germany
Cher(e) client(e),
Cet appareil est conforme aux directives et
normes européennes en vigueur concernant la
compatibilité électromagnétique et à la sécurité
électrique.
Représentant européen de la société Victor
Company of Japan, Limited:
JVC Technical Services Europe GmbH
Postfach 10 05 04
61145 Friedberg
Allemagne
Having TROUBLE with operation?
Please reset your unit
Refer to page of How to reset your unit
Vous avez des PROBLÈMES de fonctionnement?
Réinitialisez votre appareil
Référez-vous à la page intitulée Comment réinitialiser votre appareil
CoverRear_KD-R521_003A_1.indd 1-2CoverRear_KD-R521_003A_1.indd 1-2 9/7/10 5:20:05 PM9/7/10 5:20:05 PM

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Questions and Answers

  • A
    Alexis DawsonAug 31, 2025
    How to stop noise during iPod/iPhone playback on JVC KD-R421?
    • C
      Christopher DunnAug 31, 2025
      If noise is generated during iPod/iPhone playback on your JVC Car Receiver, turn off (uncheck) the “VoiceOver” feature of the iPod.
  • M
    matthewpalmerAug 30, 2025
    How to fix distorted sound on JVC Car Receiver during iPod/iPhone playback?
    • C
      colonheatherAug 30, 2025
      If you are experiencing distorted sound on your JVC Car Receiver during iPod/iPhone playback, deactivate the equalizer either on the car receiver or the iPod/iPhone.
  • L
    Laura DouglasAug 29, 2025
    How to eliminate static noise on JVC KD-R421 Car Receiver radio?
    • J
      joyhawkinsAug 29, 2025
      If you experience static noise while listening to the radio on your JVC Car Receiver, ensure that the aerial is firmly connected.
  • S
    steven91Aug 28, 2025
    What does 'NO FILE' mean on my JVC KD-R421 Car Receiver during iPod/iPhone playback?
    • L
      Luis AndersonAug 28, 2025
      If your JVC Car Receiver displays “NO FILE” during iPod/iPhone playback, check whether the device contains playable files.
  • R
    Robert YatesAug 27, 2025
    How to fix JVC KD-R421 when sound is interrupted during USB playback?
    • M
      Mary WalkerAug 27, 2025
      To resolve interrupted sound while playing a track on your JVC Car Receiver via USB, the tracks may not have been properly copied to the USB device. Copy the tracks again to the USB device, and then try again.
  • H
    Heather LawsonAug 27, 2025
    Why is my iPod/iPhone not working with my JVC KD-R421 Car Receiver?
    • M
      Martha WilliamsAug 27, 2025
      If your JVC Car Receiver does not turn on or work with your iPod/iPhone, check the connecting cable and its connection. Also, update the firmware version of the iPod/iPhone, charge its battery, reset it, and check whether the setting is appropriate.
  • A
    Angela ArmstrongAug 25, 2025
    What to do if my JVC KD-R421 says 'CANNOT PLAY' or 'NO USB'?
    • J
      John GuerraAug 26, 2025
      If your JVC Car Receiver displays “CANNOT PLAY” or “NO USB” or the unit cannot detect the USB device, check whether the connected USB device is compatible with this unit. You can also try reattaching the USB device.
  • C
    Carl HicksAug 25, 2025
    What to do if my JVC KD-R421 Car Receiver displays 'MISWIRING CHK WIRING THEN RESET UNIT'?
    • L
      Lisa LuceroAug 25, 2025
      If your JVC Car Receiver displays “MISWIRING CHK WIRING THEN RESET UNIT” and you can't do anything, check that the terminals of the speaker leads are properly covered with insulating tape, and then reset the unit. If the message persists, consult your JVC IN-CAR ENTERTAINMENT dealer or a company supplying kits.

Summary

Safety and Operational Precautions

Basic Operations

Button Functions

Explains the operation of buttons like /SOURCE, Control dial, EQ, and DISP.

Listening to a USB Device

USB Device Connection and Playback

How to connect a USB device and start playback.

USB Playback Cautions

Important warnings regarding USB device usage, data backup, and potential connection issues.

Listening to an iPod;iPhone

iPod;iPhone Connection and Cautions

How to connect an iPod/iPhone and important usage warnings.

Customizing Sound and Settings

Menu Operations and Settings

Guide to navigating the unit's menu for various settings like DEMO, CLOCK, DIMMER.

Advanced Audio and Tuner Settings

Audio Settings (EQ, FADER, BALANCE, LOUD, VOL)

Detailed settings for audio equalization, speaker balance, loudness, and volume adjustment.

Using the Remote Controller

Remote Controller Button Functions

Explanation of what each button on the remote controller does.

Troubleshooting Guide

General and Radio Troubleshooting

Solutions for common issues like no sound, unit failure, or radio static.

Disc and MP3;WMA Playback Issues

Solutions for disc playback errors and problems with MP3/WMA files.

Advanced Troubleshooting and File Formats

USB and iPod;iPhone Troubleshooting

Solutions for issues encountered with USB and iPod/iPhone playback.

Using Bluetooth Devices

Bluetooth Device Preparation and Setup

Steps to register a Bluetooth device and configure the unit's source selection.

Technical Specifications

Audio, Tuner, and CD Player Specs

Technical details for the audio amplifier, tuner, and CD player sections.

USB and General Specifications

Technical details for USB compatibility, operating requirements, dimensions, and mass.

JVC KD-R421 Specifications

General IconGeneral
MP3 playbackYes
Tuner typeHS-IV
FM band range87.5 - 108 MHz
Audio output channels4.0 channels
Equalizer bands quantity3
Maximum power per channel50 W
Weight and Dimensions IconWeight and Dimensions
Weight121 g

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