Marantz PM15S2 Manual

The Marantz PM15S2 is a high-end integrated stereo amplifier featuring Hyper Dynamic Amplifier Modules (HDAMs), dual mono construction, gold-plated RCA inputs, high-quality toroidal transformer, MM phono stage, motorized volume control, and remote control. With 100W per channel (8Ω), this amplifier delivers exceptional audio performance for audiophiles and music enthusiasts. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Dual mono construction, Hyper Dynamic Amplifier Modules (HDAMs), toroidal power transformer, gold-plated connectors, motorized volume control, MM phono input.

Feature	Description
Power Output	100W + 100W (8Ω, 20Hz-20kHz)
HDAM Technology	Hyper Dynamic Amplifier Modules for superior sound quality
Dual Mono Construction	Separate power supplies for left and right channels
Toroidal Transformer	High-quality transformer for clean power delivery
MM Phono Input	Dedicated input for turntables with moving magnet cartridges
Motorized Volume Control	Precision volume control with remote operation
Gold-Plated Connectors	High-quality RCA inputs and outputs
Remote Control	Full-function remote for system control
Speaker Terminals	High-quality binding posts for secure speaker connections
Power Switch	Main power on/off with standby mode

Installation

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

1. Connect speakers: Use high-quality speaker cables to connect to speaker terminals.
2. Connect audio sources: Use gold-plated RCA cables for CD player, turntable, etc.
3. Connect phono: Use MM phono input for turntable with moving magnet cartridge.
4. Plug into AC power outlet.

WARNING! Amplifier generates heat; ensure proper ventilation. Do not block ventilation openings.

First-Time Setup

Power on amplifier; allow warm-up time for optimal performance.

1. Source selection: Use INPUT SELECTOR to choose desired audio source.
2. Volume adjustment: Start with volume at minimum and gradually increase.
3. Balance control: Adjust BALANCE if needed for optimal stereo imaging.
4. Phono setup: Connect turntable to PHONO input with proper grounding.

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

Specifications

• Power Output: 100W + 100W (8Ω, 20Hz-20kHz, 0.05% THD)
• Frequency Response: 5Hz-100kHz (+0/-3dB)
• Signal-to-Noise Ratio: 100dB (LINE), 85dB (PHONO)
• Total Harmonic Distortion: 0.05% (20Hz-20kHz, 8Ω)
• Input Sensitivity: 200mV (LINE), 2.5mV (PHONO)
• Input Impedance: 47kΩ (LINE), 47kΩ/100pF (PHONO)
• Dimensions: 440mm × 156mm × 463mm (W×H×D)
• Weight: 18.5kg
• Power Consumption: 280W (maximum), 0.5W (standby)

Controls and Settings

Front Panel: POWER, INPUT SELECTOR, VOLUME, BALANCE, PHONES, MUTE.

Remote: POWER, INPUT SELECT, VOLUME UP/DOWN, MUTE, BALANCE.

Input Selection: CD, TUNER, PHONO, AUX, LINE 1-3. Volume Control: Motorized precision volume control. Balance: Left/Right channel balance adjustment. Headphone Output: 6.3mm jack for private listening. Mute Function: Instant audio mute.

Connecting Devices

Audio Sources: CD player, turntable, tuner, auxiliary devices. Speakers: Left and right channel speakers.

1. Turn off amplifier before connecting devices.
2. Match input sources to appropriate input jacks.
3. Use high-quality interconnects for best performance.
4. Ensure proper speaker polarity (red to red, black to black).

Tip: Keep signal cables away from power cables to minimize interference.

Operation Modes

Supports various audio sources and listening modes.

1. Source Selection: Rotate INPUT SELECTOR to choose source.
2. Volume Control: Use front panel knob or remote control.
3. Balance Adjustment: Fine-tune left/right channel balance.
4. Mute Function: Press MUTE for instant silence.
5. Headphone Use: Connect headphones to front panel jack.
6. Phono Playback: Select PHONO input for turntable use.

WARNING! Do not operate with cover removed. High voltages present inside.

Advanced Features

HDAM Technology: Proprietary discrete amplifier modules for superior sound quality. Dual Mono Design: Separate power supplies and amplification circuits for each channel. Motorized Volume: Precision volume control with smooth, quiet operation.

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth for exterior. Keep away from moisture and extreme temperatures.

CAUTION! Do not use chemical cleaners or aerosols. Ventilation openings must remain unobstructed.

Regulatory Information

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

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound from speakers	Volume/Cables	Check volume setting; verify speaker connections; ensure input source is selected.
Distorted sound	Overload/Impedance	Reduce volume; check speaker impedance compatibility; verify source quality.
Hum or noise	Grounding/Cables	Check ground connections; separate signal and power cables; verify cable quality.
Remote not working	Batteries/Obstacles	Replace batteries; ensure line of sight to IR sensor; check remote operation.
One channel silent	Balance/Cables	Check balance setting; verify both speaker connections; test with different source.

Reset: Power cycle amplifier if experiencing issues.

Service: Contact authorized Marantz service center for technical support.