Kenwood KDC BT330U Manual

The Kenwood KDC BT330U is a single-DIN car stereo receiver with Bluetooth connectivity, USB input, AM/FM radio, CD playback, and auxiliary input. Features include hands-free calling, audio streaming, 50W x 4 maximum power output, detachable faceplate security, and customizable audio settings. 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. Audio Settings 8. Security Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Main unit, Remote Control, Wiring harness, Installation hardware, User manual.

Feature	Description
Bluetooth	Hands-free calling and audio streaming
USB Input	For USB devices and charging
CD Player	Plays CD, CD-R, CD-RW formats
Auxiliary Input	3.5mm jack for external audio devices
AM/FM Tuner	30 station presets (18 FM, 12 AM)
Power Output	50W x 4 maximum power
Detachable Faceplate	Security feature to prevent theft
EQ Settings	Bass, Treble, Loudness controls
Display	Multi-color LCD with adjustable illumination
Remote Control	Full function remote included

Installation

Disconnect negative battery terminal before installation.

Remove existing stereo: Use removal tools to extract current unit.
Connect wiring harness: Match wire colors (red-ignition, yellow-battery, black-ground).
Connect speakers: Front and rear speaker outputs (white, gray, green, purple).
Connect antenna: Plug in antenna cable.
Mount unit: Secure in dashboard using mounting sleeve.
Reconnect battery and test functions.

WARNING! Always disconnect battery before installation to prevent electrical shorts.

Basic Operation

Power on unit; press SRC to select source mode.

Radio: Press BAND to select AM/FM; use TUNE to find stations; press and hold 1-6 to store presets.
CD: Insert disc label side up; playback starts automatically.
USB: Connect USB device; unit detects and plays compatible files.
Bluetooth: Pair device for hands-free calling and audio streaming.
Aux: Connect 3.5mm cable to auxiliary input.

CAUTION! Do not operate while driving; set controls before driving.

Specifications

Power Output: 50W x 4 (max), 22W x 4 (RMS)
Tuner: AM/FM with 30 presets
CD Compatibility: CD, CD-R, CD-RW, MP3, WMA
USB: Supports USB flash drives, MP3 players
Bluetooth: Version 2.1 + EDR, A2DP, AVRCP
Frequency Response: 20Hz - 20kHz
Signal-to-Noise: >80dB
Power Supply: 12V DC negative ground
Dimensions: 178mm (W) x 50mm (H) x 153mm (D)

Controls and Functions

Front Panel: POWER/VOLUME knob, SRC (source), BAND, TUNE/TRACK, MENU, EJECT.

Remote: POWER, Numeric buttons, SRC, VOLUME, MUTE, BAND, TUNE, PLAY/PAUSE.

Source Selection: Radio, CD, USB, BT Audio, Aux. Audio Controls: Bass (-10 to +10), Treble (-10 to +10), Loudness (On/Off), Fader/Balance. Display: Dimmer control, Color selection. Settings: Clock, Beep tone, Language, Reset.

Bluetooth Connectivity

Pairing and using Bluetooth functions.

Enable Bluetooth on mobile device.
Press and hold BT button until "PAIRING" appears.
Select "KDC-BT330U" from device list.
Enter PIN "0000" if prompted.
For calls: Answer with PHONE button; end call with same.
For music: Select BT AUDIO mode; control playback from unit or device.

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

Audio Settings

Customize sound to your preference.

Bass/Treble: Press AUDIO, rotate knob to adjust levels (-10 to +10).
Loudness: Enhances bass at low volumes (On/Off).
Fader/Balance: Adjust front/rear and left/right speaker balance.
EQ Presets: Flat, Powerful, Vocal, Custom.
Subwoofer Control: If connected, adjust level and phase.

WARNING! Avoid extreme volume levels to prevent speaker damage.

Security Features

Detachable Faceplate: Press release button and slide faceplate off. Security Code: Set 4-digit code in menu to prevent unauthorized use.

Care & Maintenance

Use soft, dry cloth for cleaning. Do not use chemicals or abrasive cleaners.

CAUTION! Remove faceplate when parking in public areas. Keep discs and USB ports free from dust and moisture.

Regulatory Information

FCC Part 15: Class B digital device compliant. This device complies with part 15 of FCC rules. Bluetooth is a trademark of Bluetooth SIG. For support, visit www.kenwood.com or contact 1-800-536-9663.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/ fuse	Check battery and ignition connections; verify fuse condition.
No sound	Settings/speakers	Check volume level; verify speaker connections; check mute function.
Bluetooth not connecting	Pairing/ distance	Delete old pairing; ensure device is in range; restart both devices.
CD not playing	Disc/ loading	Check disc for damage; ensure proper insertion; clean lens if needed.
USB not recognized	Format/ device	Use FAT32 format; try different USB device; check cable connection.

Reset: Hold MENU button for 5 seconds to factory reset.

Service: 1-800-536-9663; www.kenwood.com