Marantz MA6100 Manual

The Marantz MA6100 is a high-performance integrated amplifier featuring advanced audio circuitry, multiple input/output options, and premium build quality. With power output of 100 watts per channel, phono input for turntables, tone controls, headphone output, and remote control capability, it delivers exceptional sound quality for audiophiles and music enthusiasts. Below are key sections covering features, installation, operation, specifications, and maintenance.

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

Features at a Glance

Key components: High-current amplifier section, Phono input, Multiple line inputs, Tape monitor, Headphone output, Remote control capability.

Feature	Description
Power Output	100 watts per channel (8 ohms)
Phono Input	MM/MC cartridge compatible
Line Inputs	CD, Tuner, Aux, Tape
Tone Controls	Bass and treble adjustment
Headphone Output	1/4" stereo jack
Speaker Terminals	Gold-plated binding posts
Remote Control	Volume and input selection
Power Switch	Front panel main power
Volume Control	Motorized potentiometer
Input Selector	Rotary switch for source selection

Installation

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

Connect speakers: Use speaker cables to connect to A/B speaker terminals.
Connect audio sources: Use RCA cables for CD player, turntable, tuner, etc.
Connect phono: Use phono input for turntable with ground wire.
Plug into AC power outlet.

WARNING! Ensure proper ventilation; do not block heat sinks. Use correct speaker impedance.

First-Time Setup

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

Select input source: Rotate INPUT selector to desired source.
Adjust volume: Start with low volume and gradually increase.
Set tone controls: Adjust bass and treble to preference.
Phono setup: Ensure proper cartridge loading for MM/MC.

CAUTION! Always turn volume to minimum before powering on/off.

Specifications

Power Output: 100W + 100W (8 ohms, 20Hz-20kHz)
Total Harmonic Distortion: 0.05% (rated power)
Frequency Response: 10Hz-100kHz (+0/-3dB)
Input Sensitivity: Phono: 2.5mV, Line: 150mV
Signal-to-Noise Ratio: Phono: 80dB, Line: 100dB
Tone Controls: Bass: ±10dB at 100Hz, Treble: ±10dB at 10kHz
Power Requirements: 120V AC, 60Hz, 400W max
Dimensions: 17.3" W × 5.9" H × 15.7" D
Weight: 28.7 lbs

Controls and Settings

Front Panel: POWER, INPUT SELECTOR, VOLUME, BASS, TREBLE, BALANCE, SPEAKER A/B, HEADPHONE.

Rear Panel: AC power cord, Phono input, Line inputs, Tape monitor, Speaker terminals.

Input Selection: Phono, CD, Tuner, Aux, Tape. Tone Controls: Bass and treble adjustment with defeat switch. Speaker Selection: A/B speakers or both. Balance Control: Left/right channel balance adjustment.

Connecting Audio Sources

Phono: Use phono input with ground connection. Line Level: CD, tuner, aux inputs. Tape: Record/playback connections.

Turn off amplifier before connecting sources.
Use quality RCA cables for all connections.
Ensure proper grounding for phono input.
Connect speakers with correct polarity.

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

Operation

Daily operation procedures for optimal performance.

Power on: Switch power on; wait for protection circuit to engage.
Source selection: Rotate input selector to desired source.
Volume adjustment: Use volume control; avoid maximum levels.
Tone adjustment: Use bass/treble controls as needed.
Headphone use: Plug into front panel jack; speakers mute automatically.
Remote operation: Volume control and mute functions.

WARNING! Do not operate without proper load on speaker outputs.

Maintenance

Regular maintenance for long-term reliability.

Cleaning: Use soft, dry cloth for exterior; no liquids.
Ventilation: Ensure adequate airflow around unit.
Connections: Periodically check all cable connections.
Fuses: Refer to manual for proper fuse replacement.

CAUTION! Unplug unit before any maintenance. No user-serviceable parts inside.

Regulatory Information

FCC Part 15: Class B digital device compliance. UL listed for safety. Manufactured to meet international quality standards. Copyright © Marantz America, Inc. For technical support and service, contact authorized Marantz service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound	Speaker connections/volume	Check speaker wires; ensure volume up; verify input selection.
Distorted sound	Overload/connections	Reduce volume; check source connections; verify speaker impedance.
Hum or noise	Grounding/cables	Check phono ground; separate signal/power cables; verify connections.
One channel silent	Balance/cables	Adjust balance control; check RCA cables; verify source output.
Protection mode	Short circuit/overheat	Check speaker wires for shorts; ensure proper ventilation; allow cool-down.

Service: Contact authorized Marantz service center for internal repairs.

Support: Refer to warranty documentation for service information.