Kenwood DPX308U Owners Manual

The Kenwood DPX308U is a high-performance car stereo receiver featuring USB connectivity, Bluetooth for hands-free calling and audio streaming, CD playback, AM/FM tuner with 18 FM/6 AM presets, front auxiliary input, detachable faceplate security, and 4-channel 50W maximum power output. Compatible with MP3/WMA files, includes remote control, and supports steering wheel control interface. Below are key sections for features, installation, operation, settings, and troubleshooting.

1. Features at a Glance 2. Installation 3. Basic Operation 4. Specifications 5. Controls and Functions 6. Bluetooth Connectivity 7. USB and Audio Playback 8. Radio Operation 9. Security Features 10. Maintenance 11. Troubleshooting

Features at a Glance

Key components: Main unit with CD slot, USB port, Bluetooth connectivity, Remote Control, Detachable faceplate, Front AUX input, Steering wheel control input.

Feature	Description
USB Port	For connecting USB devices and charging
Bluetooth	Hands-free calling and audio streaming
CD Player	Plays CD, CD-R, CD-RW discs
AM/FM Tuner	18 FM and 6 AM station presets
Front AUX Input	3.5mm auxiliary input for external audio devices
Detachable Faceplate	Security feature to prevent theft
Power Output	50W x 4 channels maximum
Remote Control	Included for convenient operation
Steering Wheel Control	Compatible with steering wheel control interfaces
File Support	MP3 and WMA audio file playback

Installation

Professional installation recommended. Ensure vehicle is parked with ignition off.

Disconnect negative battery terminal before installation.
Remove existing stereo following vehicle manufacturer guidelines.
Connect wiring harness using proper adapters for your vehicle.
Connect antenna cable and all input/output cables.
Secure unit in dashboard and test all functions.
Reconnect battery and program settings.

WARNING! Always disconnect vehicle battery before installation to prevent electrical shorts. Use proper fuse protection.

Basic Operation

Power on unit by pressing POWER button. Detach faceplate for security when leaving vehicle.

Source selection: Press SOURCE to cycle through CD, USB, Bluetooth, AUX, Radio.
Volume control: Use VOLUME knob or remote control buttons.
Playback control: Use PLAY/PAUSE, TRACK UP/DOWN for media playback.
Mode selection: Access different audio modes and settings via FUNCTION button.

CAUTION! Do not operate while driving. Set all controls before driving.

Specifications

Power Output: 50W x 4 (Max), 22W x 4 (RMS)
Tuner: AM/FM with 18 FM and 6 AM presets
CD Playback: CD, CD-R, CD-RW compatible
File Support: MP3, WMA files from CD/USB
Bluetooth: Version 2.1 + EDR, A2DP, AVRCP
Connectivity: USB, Front AUX input, Steering wheel control
Security: Detachable faceplate
Display: LCD with adjustable illumination
Power Requirement: 12V DC negative ground

Controls and Functions

Front Panel: POWER, VOLUME knob, SOURCE, FUNCTION, EJECT, AUX input, USB port.

Remote Control: POWER, Numeric buttons, SOURCE, VOLUME UP/DOWN, MUTE, PLAY/PAUSE, TRACK UP/DOWN, BAND, PRESET UP/DOWN.

Audio Settings: BASS, TREBLE, BALANCE, FADER, LOUDNESS, SUBWOOFER control. Display: DIMMER settings, Clock display. Bluetooth: PAIRING, CALL functions. System: RESET function, BEEP on/off.

Bluetooth Connectivity

Pair mobile device for hands-free calling and audio streaming.

Enable Bluetooth on your mobile device.
Press SOURCE to select Bluetooth mode.
Search for "KENWOOD" on your device and select to pair.
Enter PIN "0000" if prompted.
Once paired, make/receive calls and stream audio.

Tip: Keep mobile device within 3 feet for optimal Bluetooth performance.

USB and Audio Playback

Supports USB mass storage devices and audio CDs with MP3/WMA files.

USB connection: Insert USB device into front USB port.
CD playback: Insert CD with label side up.
File navigation: Use FOLDER UP/DOWN to navigate directories.
Play modes: Repeat, Random, Intro scan available.
Fast forward/rewind: Press and hold TRACK buttons.
Display info: Shows track title, artist, album when available.

WARNING! Do not remove USB device or CD during playback. Eject CD properly.

Radio Operation

AM/FM tuner with automatic and manual station seeking.

Select BAND to choose AM or FM.
Auto seek: Press and hold SEEK UP/DOWN.
Manual tuning: Press SEEK UP/DOWN briefly.
Store presets: Tune to station, press and hold preset button (1-6).
Recall presets: Press preset button briefly.
FM settings: LOCAL/DX reception mode available.

Security Features

Detachable faceplate: Remove when leaving vehicle to prevent theft. Security code: Optional security code can be set (write down code for recovery).

Maintenance

Clean with soft, dry cloth only. Do not use chemicals or solvents. Keep discs and USB ports clean from dust.

CAUTION! Do not spray cleaning fluids directly on unit. Avoid extreme temperatures.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/fuse	Check fuse, wiring connections, and battery connection.
No sound	Settings/speakers	Check volume, mute, speaker connections, fader balance.
Bluetooth not connecting	Pairing/device	Delete old pairing, restart both devices, ensure in range.
CD/USB not reading	Format/device	Check file format, try different media, clean disc/port.
Poor radio reception	Antenna/location	Ensure antenna connected, check antenna amplifier, location.

Reset: Press RESET button with small object if unit locks up.

Service: Contact authorized Kenwood service center or visit www.kenwood.com