Marantz 1200 Manual

The Marantz 1200 is a high-performance stereo receiver featuring 120 watts per channel, advanced audio processing, multiple input/output options, AM/FM tuner with preset memory, tone controls, headphone output, and remote control operation. Designed for audiophile-grade sound reproduction with robust construction and intuitive controls. Below are key sections covering features, installation, operation, specifications, and troubleshooting.

Features at a Glance

Key components: High-power amplifier section, precision tuner, multiple audio inputs, speaker outputs, remote control, and advanced tone controls.

Feature	Description
Power Output	120 watts per channel (8 ohms, 20Hz-20kHz)
Tuner Section	AM/FM with 40 station presets
Audio Inputs	Phono, CD, Aux, Tape 1, Tape 2
Speaker Outputs	A/B speaker selection with protection circuit
Headphone Jack	1/4" stereo headphone output
Tone Controls	Bass, Treble, Loudness contour
Remote Control	Full-function infrared remote included
Power Supply	Toroidal transformer for clean power
Display	Fluorescent display for station frequency and volume
Protection Circuit	Overload and thermal protection

Installation

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

1. Connect speakers: Use speaker wire to connect to A/B speaker terminals.
2. Connect audio sources: Use appropriate cables for Phono, CD, or other sources.
3. Connect antenna: Attach FM antenna to 75-ohm terminal; AM loop antenna to AM terminals.
4. Plug into AC power outlet.

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

First-Time Setup

Power on receiver; initialize system settings.

1. Set input source: Rotate input selector to desired source (Phono, CD, etc.).
2. Tuner setup: Extend FM antenna; perform auto-tuning for stations.
3. Speaker configuration: Select A/B speakers using front panel buttons.
4. Volume adjustment: Start with volume at minimum, gradually increase.

CAUTION! Do not connect/disconnect speakers with power on. Avoid shorting speaker terminals.

Specifications

• Power Output: 120W + 120W (8 ohms, 20Hz-20kHz)
• Total Harmonic Distortion: 0.02% (rated power)
• Frequency Response: 10Hz-100kHz (+0/-3dB)
• Input Sensitivity: Phono: 2.5mV, CD/Aux: 150mV
• Signal-to-Noise Ratio: Phono: 80dB, CD/Aux: 100dB
• Tuner Section: FM stereo, AM with 40 presets
• Power Requirements: 120V AC, 60Hz, 450W max
• Dimensions: 17-1/4" W × 6-3/4" H × 15-3/4" D
• Weight: 35.3 lbs (16 kg)

Controls and Settings

Front Panel: Power switch, input selector, volume control, tone controls, speaker selectors, headphone jack.

Remote Control: Power, volume up/down, input selection, mute, tuner presets, tape monitor.

Tone Controls: Bass (±10dB at 100Hz), Treble (±10dB at 10kHz), Loudness switch. Tuner: Manual tuning, auto-scan, preset memory. Input Selection: Phono, CD, Aux, Tape 1, Tape 2. Speaker Selection: A/B speakers, both, or off.

Connecting Devices

Audio Inputs: Phono, CD, Aux, Tape 1/2. Speaker Outputs: A/B terminals. Antenna: FM 75-ohm, AM loop.

1. Turn off power before making connections.
2. Match cable types to inputs (RCA for line level, special for phono).
3. Ensure proper grounding for phono input.
4. Select appropriate input source on front panel.

Tip: Use high-quality cables for best audio performance. Keep signal cables away from power cords.

Tuner Operation

AM/FM tuner with 40 station presets and auto-scan functionality.

1. Select Tuner input on front panel.
2. Choose AM or FM band using band selector.
3. Manual tuning: Use tuning knob for precise frequency selection.
4. Auto-scan: Press scan button to automatically find and stop at next strong station.
5. Store presets: Tune to desired station, press and hold preset button until beep confirms.
6. Recall presets: Press numbered preset button for instant station selection.
7. Mono/stereo: FM stereo indicator lights when stereo broadcast detected.

WARNING! Ensure proper antenna connection for best reception. Avoid positioning near large metal objects.

Audio Settings

Tone Controls: Adjust bass and treble to suit listening environment and personal preference. Loudness: Compensates for Fletcher-Munson curve at low volumes. Balance: Adjust left/right channel balance. Tape Monitoring: Allows recording and playback monitoring.

Care & Maintenance

Unplug from power before cleaning. Use soft, dry cloth for exterior. Avoid chemical cleaners. Ensure adequate ventilation around unit.

CAUTION! Do not use liquids or sprays. Keep away from moisture and extreme temperatures.

Regulatory Information

FCC Part 15 Class B compliant. This device complies with part 15 of the FCC Rules. Copyright © Marantz. All trademarks are property of their respective owners. For technical support, visit www.marantz.com or contact 1-800-270-2753.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord/outlet	Check power connection; ensure outlet is live; check fuse.
No sound from speakers	Speaker connections/selection	Verify speaker wires; check A/B speaker selection; volume level.
Distorted sound	Overload/settings	Reduce volume; check source material; verify impedance matching.
Poor FM reception	Antenna/positioning	Reposition FM antenna; check connections; try different location.
Remote not working	Batteries/obstruction	Replace batteries; ensure clear path to IR sensor; check range.
Hum or noise	Grounding/cables	Check ground connections; separate audio and power cables; verify phono ground.

Reset: Disconnect power for 30 seconds to reset protection circuits.

Service: 1-800-270-2753; www.marantz.com