D
Douglas ArnoldSep 23, 2025
Why does my JVC KD-R640 Car Receiver say “NOT SUPPORT” and skip tracks?
- SSharon CohenSep 23, 2025
If the JVC Car Receiver displays “NOT SUPPORT” and the track skips, check whether the track is a playable format.
To Next PageTo Next PageWhy does my JVC KD-R640 Car Receiver say “NOT SUPPORT” and skip tracks?
If the JVC Car Receiver displays “NOT SUPPORT” and the track skips, check whether the track is a playable format.
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.
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.
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.
Why are the correct characters not displayed on my JVC KD-R640 Car Receiver?
If the correct characters are not displayed on your JVC Car Receiver, note that this unit can only display uppercase letters, numbers, and a limited number of symbols.
Why can't I select a source on my JVC KD-R640 Car Receiver?
If the source cannot be selected on your JVC Car Receiver, check the [SRC SELECT] setting.
What does “CHAN UNSUB” mean on my JVC KD-R640 Car Receiver and how to fix it?
If the JVC Car Receiver displays “CHAN UNSUB”, call 1-866-635-2349 to subscribe.
What to do when JVC KD-R640 displays “SUBSCRIPTN UPDATED – ENTER TO CONTINUE.”?
If the JVC Car Receiver displays “SUBSCRIPTN UPDATED – ENTER TO CONTINUE.”, press the volume knob to continue.
Why does my JVC KD-R640 say “NO SKIPS”?
If the JVC Car Receiver displays “NO SKIPS”, it means that the skip limit has been reached.
What does “STATION LIM” mean on my JVC Car Receiver?
If the JVC Car Receiver displays “STATION LIM”, the number of registered stations has reached its limit. Try again after deleting an unnecessary station on your device.
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 |
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.
