Why is “READING” flashing on my JVC Car Receiver?
If the JVC Car Receiver displays “READING” keeps flashing, avoid using too many hierarchical levels and folders. You can also try reloading the disc or reattaching the USB device.
How to improve radio reception on JVC KD-R640?
If the radio reception is poor on your JVC Car Receiver, connect the antenna firmly and pull the antenna out all the way.
Why does my JVC KD-R640 Car Receiver say “CANNOT PLAY”?
If your JVC Car Receiver displays “CANNOT PLAY” flashes and/or connected device cannot be detected, verify that the connected device is compatible with the unit and that the files are in supported formats. Also, try reattaching the device.
What does “CHK ANTENNA” mean on my JVC Car Receiver and how to fix it?
If the JVC Car Receiver displays “CHK ANTENNA”, check that the antenna and its connection are in good condition.
Why does my JVC KD-R640 say “NO SIGNAL”?
If the JVC Car Receiver displays “NO SIGNAL”, make sure the antenna is mounted outside the vehicle.
What to do if my JVC KD-R640 says “WRONG CODE”?
If your JVC Car Receiver displays “WRONG CODE”, ensure that you have entered the correct pass code.
How to unlock 'CH LOCKED' on JVC KD-R640?
If the JVC Car Receiver displays “CH LOCKED”, you need to enter the correct pass code to unlock it.
Includes warnings, cautions, and general safe operating practices for user safety.
Covers remote control usage, unit cleaning, and proper disc handling procedures.
Identifies key controls and features on the unit's front panel for user interaction.
Explains remote operation and fundamental tasks like power, volume, and source selection.
Guides through cancelling demonstrations, setting the clock, and basic system configuration.
Details how to enable or disable audio sources like AM, Pandora, and AUX.
Explains how to find, store, and select radio stations using manual or automatic tuning.
Details searching by program type (PTY) and setting the radio timer.
How to start playback and navigate tracks/files for CD, USB, and iPod sources.
Explains repeat play and random play options for various media types.
Steps to connect and play audio from a portable player via the AUX input.
Guides connecting and using a Bluetooth device via the KS-BTA100 adapter.
How to customize illumination colors and brightness for the unit's display and buttons.
Covers preparation, listening, and service information for the Pandora internet radio feature.
Guides connecting the SiriusXM tuner and initiating service for satellite radio.
How to select channels, use replay, and manage channel lock settings.
Covers subscription updates, signal status, and other advanced features.
How to select preset EQs and store custom sound settings for personal preference.
Covers fader, balance, bass, treble, subwoofer, and other audio parameters for sound tuning.
Information on playable discs, audio files, USB devices, and iPod/iPhone compatibility.
Covers JVC software, display info for sources, and product trademarks.
Provides remedies for common problems with the unit, iPod/iPhone, Pandora, and SiriusXM.
Instructions on how to reset the unit to factory defaults to resolve persistent issues.
Lists detailed technical specs for audio amplifier, tuner, CD player, USB, and general unit parameters.
Covers in-dash mounting, alternative installation, and basic connection steps for the unit.
Provides detailed wiring diagrams and lists necessary parts for installation.
Includes safety warnings, FCC rules, and compliance details for the device operation.
Lists product trademarks and provides guidance on proper electronic waste disposal.
General| Tuner | AM/FM |
|---|---|
| RDS | Yes |
| Bluetooth | Yes |
| USB Port | Yes |
| Preamp Outputs | 3 (Front, Rear, Subwoofer) |
| Display Color | White |
| CD Player | Yes |
| AUX Input | Yes |
| Subwoofer Output | Yes |
| Remote Control | Yes |
| Display Type | LCD |
| Preset EQ | Yes |
| High-Pass Filter | Yes |
| Low-Pass Filter | Yes |
| Detachable Face | Yes |
| Channels | 4 |
| Power Output | 50 Watts x 4 |
| RMS Power | 22 W |
| Audio Formats Supported | MP3, WMA |
To Next Page
