Kenwood KDC MP745U Manual

The Kenwood KDC MP745U is a high-performance car stereo system featuring CD/MP3/WMA playback, detachable faceplate security, 52W x 4 MOSFET power amplifier, 3 preamp outputs, variable color illumination, digital sound processor, and advanced audio controls. 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 Settings 6. Audio Settings 7. CD/MP3 Playback 8. Security Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

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

Feature	Description
CD/MP3/WMA Playback	Plays CDs, MP3, and WMA formatted discs
Detachable Faceplate	Security feature to prevent theft
MOSFET Power Amplifier	52W x 4 high-power output
3 Preamp Outputs	For connecting external amplifiers
Variable Color Illumination	Customizable display colors
Digital Sound Processor	Advanced audio processing and EQ controls
Rotary Encoder Volume	Smooth volume control
AUX Input	For external audio devices
Preset Memory	18 FM/6 AM station presets
Clock Display	Digital clock with dimmer function

Installation

Unpack and inspect all components before installation.

Disconnect vehicle battery negative terminal for safety.
Connect wiring harness: Match wire colors to vehicle wiring (red to ignition, yellow to battery, black to ground).
Install mounting sleeve: Secure in dashboard opening.
Connect antenna and speaker wires.
Slide unit into mounting sleeve until it clicks into place.
Reconnect battery and test operation.

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

Basic Operation

Power on unit by pressing POWER button.

Source selection: Press SOURCE to cycle through CD, Tuner, AUX.
Volume control: Turn rotary encoder knob.
Preset stations: Store with P.SET button, recall with number buttons.
CD operation: Insert disc, press PLAY; use SKIP for track navigation.
Faceplate removal: Press RELEASE button and slide faceplate out.

CAUTION! Do not touch laser lens; keep discs clean and free of scratches.

Specifications

Power Output: 52W x 4 (MOSFET amplifier)
Preamp Outputs: 3 channels (front, rear, subwoofer)
Supported Formats: CD, CD-R/RW, MP3, WMA
Tuner Sensitivity: 10 dBf (FM), 15 μV (AM)
Signal-to-Noise Ratio: 105 dB (CD)
Frequency Response: 5-20,000 Hz
Illumination: Variable color (green/amber/red)
Power Requirement: 12V DC, negative ground
Dimensions: Standard DIN size (7" x 2")

Controls and Settings

Front Panel: POWER, SOURCE, rotary volume, EJECT, RELEASE (faceplate).

Remote Control: POWER, numeric buttons, volume, mute, source, preset, play/pause, skip, DSP.

Audio Settings: Bass, Treble, Loudness, Balance, Fader. DSP Modes: POP, ROCK, JAZZ, FLAT, USER. Display: Dimmer, Color selection, Clock set. Tuner: Auto store, Manual tuning, Local/DX selection.

Audio Settings

Access audio menu by pressing AUDIO button.

Bass/Treble: Adjust from -7 to +7 levels.
Loudness: On/Off for enhanced low-volume listening.
Balance/Fader: Adjust speaker output distribution.
DSP Modes: Select preset EQ curves or customize USER setting.
Subwoofer Control: Adjust level and phase if connected.

Tip: Use USER EQ for custom sound preferences.

CD/MP3 Playback

Supports audio CDs and MP3/WMA data discs.

Insert disc: Press EJECT, load disc label-side up.
Play: Press PLAY; display shows track/time information.
Skip: Press SKIP ▲| or ▼| for next/previous track.
Fast Forward/Rewind: Press and hold SKIP buttons.
Repeat: Press RPT for track or folder repeat.
Random: Press RDM for random track play.
MP3 Navigation: Use folder buttons to navigate directories.
Scan: Press SCAN to sample each track briefly.

WARNING! Do not use damaged discs; may damage laser mechanism.

Security Features

Detachable Faceplate: Remove when parked to deter theft. Security Code: Programmable code (default 0000) prevents unauthorized use.

To set security code: Hold SOURCE while turning on, enter 4-digit code, confirm.

Care & Maintenance

Clean faceplate with soft, dry cloth only. Keep discs clean and free of fingerprints.

CAUTION! Do not use solvents or abrasive cleaners. Store faceplate in protective case.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Wiring/security code	Check power connections; enter security code if prompted.
No sound	Speaker connections	Verify speaker wires connected; check fader/balance settings.
CD won't play	Disc format/damage	Ensure compatible format; clean disc; check for scratches.
Poor radio reception	Antenna connection	Check antenna cable; ensure secure connection.
Faceplate won't attach	Alignment/obstruction	Align properly; remove any obstructions from connector.

Reset: Disconnect battery for 1 minute to reset unit.

Service: Contact authorized Kenwood service center for repairs.