Kenwood KDC 352U Manual

The Kenwood KDC 352U is a single DIN car stereo receiver featuring CD/MP3 playback, AM/FM radio tuner, front auxiliary input, detachable faceplate security, 50W x 4 maximum power output, variable color illumination, and compatibility with CD-R/RW media. Below are key sections for features, installation, operation, settings, and troubleshooting.

Features at a Glance

Key components: Main unit with CD slot, detachable faceplate, remote control, wiring harness, mounting sleeve.

Feature	Description
CD/MP3 Playback	Plays audio CDs and MP3 files from CD-R/RW
AM/FM Tuner	30 station presets (18 FM, 12 AM)
Front AUX Input	3.5mm jack for external audio devices
Power Output	50W x 4 maximum (22W RMS x 4)
Detachable Faceplate	Security feature to prevent theft
Variable Color Illumination	Adjustable display and button colors
EQ Presets	Multiple sound equalizer settings
Loudness	Enhanced bass at low volumes
Fader/Balance	Front/rear and left/right audio control

Installation

Remove existing stereo and prepare wiring connections.

1. Disconnect negative battery terminal for safety.
2. Remove existing stereo using DIN tools or manufacturer method.
3. Connect wiring harness: Match colors (red-ignition, yellow-constant, black-ground).
4. Connect speaker wires following polarity (striped-negative, solid-positive).
5. Slide unit into mounting sleeve and secure with bent tabs.
6. Reconnect battery and test all functions.

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

Basic Operation

Power on unit and familiarize with main controls.

1. Power: Press SRC/OFF button to turn on/off.
2. Source selection: Press SRC to cycle through CD, Tuner, AUX.
3. Volume: Turn VOL knob or use remote volume buttons.
4. Mute: Press MUTE button for instant silence.
5. Display: Press DISP to change display information.

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

Specifications

• Power Output: 50W x 4 max (22W RMS x 4)
• Tuner Sensitivity: FM 10.8 dBf, AM 30 μV
• Frequency Response: 10Hz - 20,000Hz
• Signal-to-Noise Ratio: 95 dB (CD)
• Supported Media: CD, CD-R, CD-RW, MP3 CD
• Power Requirement: 12V DC, negative ground
• Illumination: Variable color (green/amber/red)
• Dimensions: 178mm(W) x 50mm(H) x 153mm(D)

Controls and Settings

Front panel controls: SRC/OFF, VOL knob, MUTE, DISP, BAND, buttons 1-6.

Remote: Power, volume, track selection, preset buttons, mute.

Basic settings: Press and hold FUNCTION to access settings menu. Use arrows to navigate: Clock setting, illumination color, beep on/off, demo mode, reset. Press FUNCTION to confirm selections.

Audio Settings

Access audio controls by pressing AUDIO button repeatedly.

1. Bass: Adjust low frequency response (-7 to +7)
2. Treble: Adjust high frequency response (-7 to +7)
3. Loudness: On/Off for bass boost at low volumes
4. Balance: Left/Right speaker balance
5. Fader: Front/Rear speaker distribution
6. EQ Presets: FLAT, POP, ROCK, JAZZ, CUSTOM
7. Subwoofer: Low-pass filter settings if equipped

Radio Operation

Tuner functions for AM/FM reception.

1. Select source: Press BAND to choose FM1, FM2, or AM.
2. Tune stations: Use TUNE up/down or seek automatically.
3. Store presets: Tune to station, press and hold preset button 1-6.
4. Recall presets: Press preset buttons 1-6 for stored stations.
5. Local/DX: Press BAND to switch between local and distance reception.

Tip: For best reception, ensure antenna is fully extended and properly connected.

CD/MP3 Playback

Supports audio CDs and MP3 files on CD-R/RW.

1. Insert disc: Press EJECT, load CD label side up.
2. Play: Unit automatically begins playback.
3. Track selection: Use arrows or number buttons for direct access.
4. Fast forward/rewind: Press and hold arrows.
5. Repeat: Press RPT for track or disc repeat.
6. Random: Press RDM for random track order.
7. MP3 navigation: Use arrows to navigate folders and files.
8. Eject: Press EJECT to remove disc.

WARNING! Do not use damaged or irregular shaped CDs. Keep discs clean.

Security Features

Detachable faceplate anti-theft system.

1. Removing faceplate: Press RELEASE button and pull faceplate forward.
2. Attaching faceplate: Align connectors and press until it clicks.
3. Security code: Unit may prompt for code if power disconnected.
4. Storage: Keep faceplate in protective case when not in use.

Important: Record security code in safe place. Without code, unit may require professional reset.

Regulatory Information

FCC Part 15: Class B digital device compliant. This device complies with part 15 of FCC Rules. Operation subject to conditions: (1) device may not cause harmful interference, (2) device must accept any interference received. Copyright © Kenwood Corporation. For support, visit www.kenwood.com or contact authorized service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/connections	Check fuse, wiring connections, battery connection
No sound	Speaker wiring/settings	Check speaker connections, balance/fader settings, mute
CD won't play	Disc/loading	Check disc format, clean disc, ensure proper insertion
Poor radio reception	Antenna/connection	Check antenna connection, switch to local reception
Unit asks for code	Power interruption	Enter security code (default 0000 or recorded code)
Remote not working	Batteries/obstructions	Replace batteries, ensure clear line of sight to unit

Reset: Disconnect battery for 10 minutes or use reset function in menu.

Service: Contact authorized Kenwood service center for repairs.