To Next PageTo Next PageWhy is the number of songs different in the “SONGS” category of my Kenwood KDC-U40R Car Receiver compared to my iPod?
Podcast files are not counted in this unit as this unit does not support the playback of podcast files.
What to do if “PROTECT” appears on my Kenwood KDC-U40R Car Receiver?
If the Kenwood Car Receiver displays “PROTECT” and you can't do anything, ensure the speaker lead terminals are properly covered with insulating tape. Then, reset the unit. If the issue persists, it may require professional attention.
Why does “READING” keep flashing on my Kenwood KDC-U40R?
If “READING” keeps flashing on your Kenwood Car Receiver, it means a longer readout time is required. Avoid using too many hierarchies and folders.
Why do tracks not play back as intended on my Kenwood KDC-U40R?
The playback order on your Kenwood Car Receiver is determined when the files are recorded.
What to do if disc sound is interrupted on Kenwood Car Receiver?
If the disc sound is sometimes interrupted on your Kenwood Car Receiver, stop playback while driving on rough roads, try changing the disc, or check the cords and connections.
What does “COPY PRO” mean on my Kenwood Car Receiver?
If your Kenwood Car Receiver displays “COPY PRO”, it means the unit is trying to play a copy-protected file.
What does “NO MUSIC” mean on my Kenwood Car Receiver?
If your Kenwood Car Receiver displays “NO MUSIC”, the connected USB device does not contain any playable audio files.
What does “NA FILE” mean on my Kenwood Car Receiver?
If your Kenwood Car Receiver displays “NA FILE”, it means the unit is trying to play an audio file that isn't supported.
What does “TOC ERR” mean on my Kenwood KDC-U40R Car Receiver?
If your Kenwood Car Receiver displays “TOC ERR”, the CD might be dirty, upside-down, or scratched. Try using another disc.
What to do if my Kenwood Car Receiver says “NO DISC”?
If your Kenwood Car Receiver displays “NO DISC”, insert a playable disc into the loading slot.
General| CD Player | Yes |
|---|---|
| USB Input | Yes |
| Bluetooth | No |
| Preamp Outputs | 2-channel |
| Preout Voltage | 2.5V |
| Preout Level | 2.5V |
| Frequency response | 20Hz - 20kHz |
| S/N ratio | 105 dB |
| Dynamic range | 93 dB |
| MP3 Decode | Yes |
| WMA Decode | Yes |
| FM Usable Sensitivity | 9.3 dBf |
| FM Quieting Sensitivity | 15.2 dBf |
| FM Frequency Response | 30Hz - 15kHz |
| Channels | 4 |
| RMS Power Output | 22W x 4 |
| AUX Input | Yes |
| MP3 Playback | Yes |
| WMA Playback | Yes |
| AAC Playback | No |
| Remote Control | Optional |
| Tuner | AM/FM |
| Display Type | LCD |
| FM Frequency Range | 87.5MHz - 108.0MHz |
| Power Output | 50 watts x 4 channels |
| FM Stereo Separation | 35dB (1kHz) |
General warnings and precautions for safe operation and to prevent damage to the unit and vehicle.
Steps for playing discs and connecting USB devices or Apple iPods.
Adjusting subwoofer, bass, mid, treble levels, frequencies, and EQ presets.
Remedies for no sound, 'PROTECT' errors, incorrect display, or unit non-operation.
List of parts, general installation steps, and critical safety warnings.
Important considerations for a safe and proper installation, including wiring and mounting.
