To Next PageTo Next PageWhat to do if “PROTECT” appears on Kenwood Car Receiver?
If the Kenwood Car Receiver displays “PROTECT” and you can't do anything, make sure the speaker wire terminals are properly insulated. Then, reset the unit. If that doesn't work, you may need to consult a service center.
How to fix Kenwood KDC-4757SD when no sound can be heard?
If your Kenwood Car Receiver isn't producing any sound, first, adjust the volume. If that doesn't work, check the cords and connections to make sure they are properly connected.
What to do if Kenwood Car Receiver displays “USB ERROR”?
If your Kenwood Car Receiver says “USB ERROR”, try removing the USB device, turning the unit off, and then turning it back on. If that doesn't work, try connecting a different USB device.
What to do if Kenwood Car Receiver displays “NO DISC”?
If your Kenwood Car Receiver displays “NO DISC”, you should insert a playable disc into the loading slot.
What to do if Kenwood KDC-4757SD displays “iPod ERROR”?
If your Kenwood Car Receiver displays “iPod ERROR”, try reconnecting the iPod. If that doesn't work, reset the iPod.
What to do if “NA DEVICE” appears on Kenwood KDC-4757SD Car Receiver?
If your Kenwood Car Receiver displays “NA DEVICE”, connect a supported USB device and check the connections. Alternatively, insert a supported SD card properly.
What does “READ ERROR” mean on Kenwood KDC-4757SD and how to fix it?
If your Kenwood Car Receiver displays “READ ERROR”, copy the files and folders onto the USB device or SD card again. If the problem persists, reset the USB device or SD card, or try using a different one.
What to do if Kenwood KDC-4757SD Car Receiver displays “PLS EJECT”?
If your Kenwood Car Receiver displays “PLS EJECT”, reset the unit. If the problem persists, consult your nearest service center.
What to do if Kenwood KDC-4757SD Car Receiver displays “NO DEVICE”?
If your Kenwood Car Receiver displays “NO DEVICE”, connect a USB device and change the source to USB again. Alternatively, if you're using an SD card, ensure it's properly inserted and change the source to SD again.
How to stop noise from Kenwood KDC-4757SD Car Receiver?
If your Kenwood Car Receiver is generating noise, try skipping to another track or changing the disc.
General| Brand | Kenwood |
|---|---|
| Model | KDC-4757SD |
| Category | Car Receiver |
| Language | English |
Guidelines for recycling electrical and electronic equipment and batteries according to EU directives.
Explanation of the Class 1 laser marking on the unit and its safety implications.
Advisories to avoid distractions and maintain safe driving conditions while operating the unit.
Identifies and describes the main controls and display elements on the unit's faceplate.
Procedures for searching for radio stations and selecting stored stations.
Instructions for starting, pausing, resuming, and selecting tracks/files for various media types.
Steps for connecting and playing audio from an external device via the AUX input.
Solutions for no sound, PROTECT error, disc errors, and playback problems.
Remedies for 'NA FILE', 'NO DISC', 'NA DEVICE', 'USB ERROR', 'iPod ERROR' messages.
Step-by-step instructions for mounting the unit into a vehicle dashboard.
Visual guide for connecting power, speakers, and control wires.
