Marantz Professional CD Recorder CDR632 Manual

The Marantz Professional CDR632 is a professional-grade CD recorder designed for studio and broadcast applications. It features digital and analog inputs, CD-R/RW recording capability, professional-grade converters, remote control, editing functions, sync recording, and various recording modes. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Recording Operations 8. Editing Functions 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Professional CD recorder mechanism, digital and analog inputs/outputs, LCD display, remote control, editing controls, sync recording capability.

Feature	Description
Digital inputs	AES/EBU, S/PDIF coaxial and optical
Analog inputs	XLR and RCA balanced/unbalanced
Recording formats	CD-R, CD-RW
Sample rates	32kHz, 44.1kHz, 48kHz
Bit depth	16-bit, 20-bit, 24-bit
Sync recording	Automatic start/stop with input signal
Editing functions	Track marking, divide, combine
LCD display	Shows track info, levels, status
Remote control	Full function remote included
Power requirements	100-240V AC, 50/60Hz

Installation

Unpack and inspect contents. Place on stable surface in well-ventilated area.

Connect audio sources: Use digital or analog inputs as required.
Connect audio outputs: To monitoring system or mixing console.
Connect remote control: Insert batteries and test functionality.
Plug into AC power using supplied power cord.

WARNING! Ensure proper ventilation; do not block cooling vents. Use stable rack mounting if applicable.

First-Time Setup

Power on unit; initialize settings for your application.

Set input source: Select digital or analog input as required.
Configure sample rate: Match source material sample rate.
Set recording levels: Use level meters to optimize input.
Configure sync recording: Set threshold levels for auto start/stop.
Format CD-RW: If using rewritable media, format before first use.

CAUTION! Handle CDs carefully; avoid fingerprints on recording surface.

Specifications

Recording formats: CD-DA, CD-R, CD-RW
Frequency response: 20Hz-20kHz (±0.5dB)
Signal-to-noise ratio: >100dB
Dynamic range: >98dB
Total harmonic distortion: <0.005%
Digital inputs: AES/EBU (XLR), S/PDIF (RCA), Optical (Toslink)
Analog inputs: XLR balanced, RCA unbalanced
Outputs: Analog (XLR/RCA), Digital (AES/EBU, S/PDIF)
Power consumption: 25W maximum
Dimensions: 19" rack mountable (2U)

Controls and Settings

Front panel: POWER, EJECT, RECORD, STOP, PLAY, PAUSE, EDIT buttons, LCD display, level meters.

Remote: All front panel functions plus numeric keypad, menu navigation, input selection.

Menu settings: Input selection (analog/digital), sample rate, recording mode, sync settings, editing functions, system configuration. Level controls: Input level adjustment, peak indicators. Display: Track number, time, sample rate, recording status, error messages.

Connecting Devices

Digital sources: AES/EBU, S/PDIF coaxial, optical. Analog sources: XLR balanced, RCA unbalanced.

Turn off all devices before connecting.
Use quality cables appropriate for signal type.
Match input settings to source characteristics.
Connect outputs to monitoring system or recorder.

Tip: Use balanced connections for long cable runs to reduce noise.

Recording Operations

Supports manual recording, sync recording, and various recording modes.

Insert CD: Press EJECT, load recordable CD.
Set recording levels: Adjust input levels using meters.
Start recording: Press RECORD (manual) or enable sync recording.
Monitor recording: Watch levels and status display.
Stop recording: Press STOP to finalize disc.
Verify recording: Play back to check quality.

WARNING! Do not interrupt power during recording or finalization.

Editing Functions

Track editing: Divide, combine, delete tracks. Index points: Set and clear index marks. Fade in/out: Automatic fade functions. Track naming: CD-TEXT capability.

Care & Maintenance

Keep unit clean and dust-free. Use CD cleaning discs periodically. Store in dry, temperature-controlled environment.

CAUTION! Use only approved cleaning materials; no solvents or abrasives.

Regulatory Information

FCC Part 15: Class A digital device; complies with interference limits for commercial use. CE compliant for European markets. Copyright © 2025 Marantz Professional; trademarks of Marantz Professional LLC. For technical support, visit www.marantzprofessional.com or contact 1-800-526-6434.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No recording	Disc/media issues	Use quality CD-R media; check disc is recordable.
No input signal	Connection/settings	Check cables; verify input source and settings.
Recording errors	Buffer underrun	Reduce system load; use slower recording speed.
Playback issues	Disc compatibility	Ensure finalization; use compatible CD players.
Unit not responding	Power/software	Check power connection; reset unit if needed.

Reset: Power cycle unit or use factory reset in system menu.

Service: 1-800-526-6434; www.marantzprofessional.com