Marantz CD52 MK2 Manual

The Marantz CD52 MK2 is a high-quality CD player featuring the renowned Philips CDM-4 transport mechanism, HDAM circuitry, dual DAC configuration, and superior audio performance. This manual covers setup, operation, maintenance, and troubleshooting for optimal use of this classic audio component.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting to Audio Systems 7. Playing CDs 8. Advanced Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Philips CDM-4 transport mechanism, HDAM circuitry, dual DAC configuration, remote control, analog outputs, digital output.

Feature	Description
CDM-4 Transport	High-precision laser mechanism for reliable CD playback
HDAM Circuitry	Hyper Dynamic Amplifier Module for superior sound quality
Dual DAC Configuration	Dual digital-to-analog converters for enhanced audio
Analog Outputs	RCA left/right audio outputs
Digital Output	Coaxial digital output for external DAC connection
Remote Control	Full-function infrared remote
Display	LED track/time display
Transport Controls	Play, pause, stop, skip, search
Program Function	Custom track programming
Repeat Modes	Track repeat, disc repeat

Installation

Unpack and inspect contents. Place on stable, level surface away from heat sources.

Connect to amplifier: Use high-quality RCA cables from analog outputs to amplifier inputs.
Connect digital output: Use coaxial cable to external DAC if desired.
Connect power: Plug into appropriate AC power outlet.
Position unit: Ensure adequate ventilation around all sides.

WARNING! Do not place near heat sources or in direct sunlight. Ensure proper ventilation.

First-Time Setup

Power on CD player; verify display illumination.

Load test CD: Insert commercial audio CD to verify operation.
Check connections: Ensure audio cables are properly connected to amplifier.
Test remote: Install batteries and test basic functions.
Verify playback: Play CD and check audio output through speakers.

CAUTION! Handle CDs by edges only. Keep transport mechanism clean.

Specifications

Frequency Response: 20Hz - 20kHz ±0.5dB
Signal-to-Noise Ratio: >100dB
Dynamic Range: >95dB
Total Harmonic Distortion: <0.005%
Channel Separation: >95dB at 1kHz
Output Level: 2.0V RMS
Digital Output: Coaxial, 0.5Vp-p/75Ω
Power Consumption: 15W
Dimensions: 440mm × 315mm × 95mm (W×D×H)
Weight: 5.5kg

Controls and Settings

Front Panel: POWER, OPEN/CLOSE, PLAY, PAUSE, STOP, SKIP (◄◄/►►), DISPLAY.

Remote: POWER, Numeric buttons, OPEN/CLOSE, PLAY, PAUSE, STOP, SKIP, SEARCH, PROGRAM, REPEAT, DISPLAY.

Display Functions: Track number, elapsed time, remaining time, program information. Programming: Up to 20 tracks programmable. Repeat Modes: Track repeat, disc repeat. Search Function: Forward/reverse search during playback.

Connecting to Audio Systems

Analog Outputs: Standard RCA left/right audio outputs. Digital Output: Coaxial digital output.

Turn off all components before connecting.
Connect analog outputs to amplifier CD input.
For digital connection, use coaxial cable to external DAC.
Ensure all connections are secure and cables are undamaged.

Tip: Use high-quality interconnects for best audio performance.

Playing CDs

Supports standard audio CDs, CD-R, CD-RW.

Insert disc: Press OPEN/CLOSE, place CD label side up.
Play: Press PLAY; unit reads TOC and begins playback.
Skip tracks: Use SKIP buttons to navigate tracks.
Pause: Press PAUSE to temporarily halt playback.
Stop: Press STOP to end playback.
Search: Hold SKIP buttons during playback for fast search.
Program: Use PROGRAM button to create custom play sequences.
Repeat: Press REPEAT for track or disc repeat modes.

WARNING! Do not move unit during playback. Handle discs carefully.

Advanced Features

HDAM Circuitry: Provides superior analog signal path. Digital Filter: 4x oversampling digital filter. Transport Mechanism: Philips CDM-4 for reliable tracking. Display Options: Track, time, and programming information.

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth for exterior. Keep transport area free of dust.

CAUTION! Do not use solvents or abrasive cleaners. Never spray liquids into unit.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cable/outlet	Check power cable connection; verify outlet function.
No sound	Connections/amplifier	Check audio cables; verify amplifier input selection.
Disc not reading	Disc damage/cleanliness	Clean disc; check for scratches; try different CD.
Skip or mistracking	Disc quality/transport	Use quality discs; ensure unit is level; clean lens if needed.
Remote not working	Batteries/obstruction	Replace batteries; ensure clear path to sensor.

Service: Contact authorized Marantz service center for internal repairs.