Marantz PM6004 Manual PDF

The Marantz PM6004 is a high-performance integrated stereo amplifier featuring 45W per channel, high-current power supply, discrete power amplifier configuration, Marantz HDAM modules, toroidal transformer, gold-plated inputs, phono stage for MM cartridges, tone controls, source direct mode, and remote control. Below are key sections for features, installation, operation, specifications, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Operation 8. Maintenance 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: High-current power supply, discrete power amp, HDAM modules, toroidal transformer, gold-plated inputs, phono stage.

Feature	Description
Power Output	45W per channel (8Ω)
Power Supply	High-current toroidal transformer
Amplifier Design	Discrete configuration with HDAM modules
Inputs	6 line inputs including phono (MM)
Outputs	Speaker A/B, tape out, headphones
Tone Controls	Bass and treble adjustment
Source Direct	Bypasses tone controls for pure sound
Remote Control	Included RC006SR remote
Display	LED indicators for input selection
Power Consumption	230W maximum

Installation

Unpack and inspect contents. Place on stable, level surface with adequate ventilation.

Position amplifier: Ensure at least 10cm clearance on all sides for ventilation.
Connect speakers: Use speaker cables to connect to SPEAKER A/B terminals.
Connect sources: Use appropriate cables for CD player, turntable, tuner, etc.
Connect power: Use supplied power cord to AC outlet.

WARNING! Ensure proper ventilation to prevent overheating. Do not block ventilation openings.

First-Time Setup

Power on amplifier; follow initial setup procedure.

Speaker connection: Connect speakers to SPEAKER A/B terminals observing polarity.
Source connection: Connect audio sources to appropriate inputs (CD, TUNER, PHONO, etc.).
Power connection: Connect to AC outlet and turn on POWER switch.
Input selection: Use INPUT SELECTOR to choose desired source.
Volume adjustment: Start with volume at minimum and gradually increase.

CAUTION! Always turn volume to minimum before powering on or changing sources.

Specifications

Power Output: 45W + 45W (8Ω, 20Hz-20kHz)
Total Harmonic Distortion: 0.02%
Frequency Response: 10Hz-50kHz
Input Sensitivity: 200mV (LINE), 2.5mV (PHONO MM)
Signal-to-Noise Ratio: 100dB (LINE), 87dB (PHONO)
Inputs: 6 line inputs including phono MM
Outputs: Speaker A/B, tape record, headphones
Tone Controls: Bass ±8dB, Treble ±8dB
Power Consumption: 230W max, 45W standby
Dimensions: 440 x 105 x 370mm (W x H x D)
Weight: 8.5kg

Controls and Settings

Front panel controls: POWER, INPUT SELECTOR, VOLUME, BASS, TREBLE, SOURCE DIRECT, SPEAKER A/B.

Remote Control: POWER, INPUT SELECTION, VOLUME, MUTE, TONE DEFEAT.

Input Selection: CD, TUNER, PHONO, AUX, TAPE, VIDEO. Tone Controls: Bass and treble adjustment (±8dB). Source Direct: Bypasses tone controls and balance for pure audio signal. Speaker Selection: Operate SPEAKER A, B, or A+B simultaneously.

Connecting Devices

Audio Sources: CD player, turntable, tuner, tape deck, video sources.

Turn off amplifier before connecting devices.
Use high-quality audio cables for best performance.
Connect turntable to PHONO input (MM cartridges only).
Connect other sources to appropriate line inputs.
Connect speakers observing correct polarity.

Tip: Use gold-plated connectors and high-quality speaker cables for optimal performance.

Operation

Daily operation procedures for optimal performance.

Power on: Turn on POWER switch; LED indicator illuminates.
Select source: Use INPUT SELECTOR or remote to choose input.
Adjust volume: Start low and increase to desired level.
Tone adjustment: Use BASS and TREBLE controls if needed.
Source Direct: Engage for pure audio path bypassing tone controls.
Speaker selection: Choose SPEAKER A, B, or A+B as required.
Headphone use: Connect headphones to front panel jack.

WARNING! Do not operate at maximum volume for extended periods to protect speakers and hearing.

Maintenance

Unplug before cleaning. Use soft, dry cloth only; avoid liquids and chemicals.

CAUTION! Do not use abrasive cleaners or solvents. Keep away from moisture and extreme temperatures.

Regulatory Information

CE compliant; meets European safety and EMC standards. Manufactured under ISO 9001 quality standards. Copyright © Marantz. For support, visit www.marantz.com or contact authorized Marantz service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound	Power/speaker connections	Check power cord; verify speaker connections; ensure volume not muted.
Distorted sound	Overload/source issue	Reduce volume; check source device; verify input selection.
Hum or noise	Grounding/cable issues	Check cable connections; ensure proper grounding; separate from interference sources.
Remote not working	Batteries/obstructions	Replace batteries; ensure line of sight to IR sensor; remove obstacles.
One channel silent	Connection/balance	Check speaker cables; verify balance control centered; test with different source.

Reset: Power cycle amplifier if experiencing issues.

Service: Contact authorized Marantz service center; www.marantz.com