Marantz 2110 Manual

The Marantz 2110 is a high-performance stereo receiver featuring 50 watts per channel, AM/FM tuner with quartz PLL synthesis, multiple audio inputs, phono stage for turntables, tape monitoring, loudness control, and tone adjustments. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Stereo amplifier, AM/FM tuner, Front panel controls, Speaker terminals, Audio inputs, Headphone jack.

Feature	Description
Power output	50 watts per channel (8 ohms)
Tuner section	AM/FM with quartz PLL synthesis
Phono input	For turntable connection
Tape monitor	For tape deck recording/playback
Loudness control	Compensates for low volume listening
Tone controls	Bass and treble adjustments
Headphone jack	For private listening
Speaker terminals	A/B speaker selection
Power switch	Main power on/off
Volume control	Master volume adjustment

Installation

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

1. Connect speakers: Use speaker wire to connect to A/B terminals, observing polarity.
2. Connect audio sources: Use appropriate inputs for turntable, CD player, tape deck.
3. Connect antenna: Attach FM antenna to antenna terminals, AM loop antenna for AM reception.
4. Plug into AC power outlet.

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

First-Time Setup

Power on receiver; follow initial setup procedure.

1. Speaker setup: Select A/B speakers using front panel switch.
2. Tuner setup: Extend FM antenna fully; rotate for best reception.
3. Input selection: Choose appropriate input source (Phono, CD, Aux, Tape).
4. Volume adjustment: Set volume to minimum before playing audio.

CAUTION! Do not operate with cover removed. Keep away from moisture.

Specifications

• Power Output: 50 watts per channel (8 ohms, 20Hz-20kHz)
• Total Harmonic Distortion: 0.02%
• Frequency Response: 10Hz-50kHz
• Input Sensitivity: Phono: 2.5mV, Line: 150mV
• Signal-to-Noise Ratio: Phono: 80dB, Line: 100dB
• Tuner Section: FM/AM with 30 station presets
• Dimensions: 17" W × 5" H × 13" D
• Weight: 22 lbs
• Power Requirements: 120V AC, 60Hz, 250W

Controls and Settings

Front Panel: Power switch, Input selector, Volume, Balance, Tone controls, Loudness, Speaker selectors.

Rear Panel: Speaker terminals, Audio inputs/outputs, Antenna terminals, AC power cord.

Input Selection: Phono, CD, Aux, Tape. Tone Controls: Bass ±10dB, Treble ±10dB. Loudness: On/Off for low frequency enhancement. Balance: Left/Right channel balance. Speaker Selection: A/B speakers on/off.

Connecting Devices

Audio Sources: Phono for turntables, CD for CD players, Aux for other line-level sources.

1. Turn off receiver before connecting devices.
2. Use quality audio cables with proper connectors.
3. Connect turntable ground wire to ground terminal.
4. Select appropriate input source on front panel.

Tip: Keep audio cables away from power cords to reduce hum.

Tuner Operation

AM/FM tuner with quartz PLL synthesis and station presets.

1. Select Tuner input on front panel.
2. Choose AM or FM band.
3. Tune stations manually or use auto-scan.
4. Store favorite stations in presets (up to 30 stations).
5. Use tuning meter for precise station alignment.
6. Mono/stereo selection for FM reception.

WARNING! Ensure proper antenna connection for best reception quality.

Audio Adjustments

Tone Controls: Adjust bass and treble to preference. Loudness: Engages bass boost at low volumes. Balance: Adjusts left/right channel balance. Tape Monitoring: Allows monitoring of tape recording.

Care & Cleaning

Unplug before cleaning. Use soft, dry cloth for exterior. Use compressed air for dust removal from vents.

CAUTION! Do not use liquid cleaners. Avoid getting moisture into controls or vents.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. Copyright © Marantz; all rights reserved. For technical support, visit www.marantz.com or contact authorized service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound from speakers	Speaker connections/input selection	Check speaker wires; verify input selection; ensure volume up.
Hum or buzz	Grounding/cable issues	Check turntable ground; separate audio/power cables.
Poor FM reception	Antenna placement	Reposition FM antenna; ensure proper connection.
One channel silent	Balance setting/cables	Check balance control; verify audio cable connections.
Overheating	Ventilation blockage	Ensure adequate ventilation; check speaker impedance.

Reset: Power cycle unit if experiencing issues.

Service: Contact authorized Marantz service center for repairs.