Marantz ST100 Manual

The Marantz ST100 is a high-performance stereo tuner featuring advanced digital signal processing, RDS (Radio Data System) capabilities, 30 station presets, auto-tuning, manual tuning, and high-quality audio output. With its sleek design and professional-grade components, it delivers exceptional FM/AM radio reception. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Digital tuner with RDS, Remote Control, Antenna inputs, Audio outputs, Display panel with station information.

Feature	Description
FM/AM Tuner	High-sensitivity digital tuning for FM and AM bands
RDS Capability	Displays station name, program type, and other broadcast data
30 Station Presets	Memory for storing favorite stations
Auto Tuning	Automatically scans and stores available stations
Manual Tuning	Precise manual station selection
Audio Outputs	RCA outputs for connection to amplifier or receiver
Antenna Inputs	75-ohm coaxial for FM, wire terminals for AM
Display	LCD showing frequency, station name, and RDS data
Remote Control	Full-function remote for all operations
Power Supply	AC power input

Installation

Unpack and inspect contents. Place on stable surface near your audio system.

1. Connect antennas: FM antenna to 75-ohm input; AM antenna to wire terminals.
2. Connect audio outputs: Use RCA cables to connect to amplifier/receiver inputs.
3. Connect power: Plug into AC power outlet.
4. Position unit: Ensure proper ventilation and avoid heat sources.

WARNING! Ensure proper grounding of antennas for safety and optimal reception.

First-Time Setup

Power on tuner; follow initial setup procedure.

1. Select band: Choose FM or AM using BAND button.
2. Auto-tune stations: Press AUTO TUNE to scan and store available stations.
3. Set presets: Store favorite stations in preset memory (1-30).
4. Configure RDS: Enable RDS features in menu for station information display.
5. Adjust audio: Set output level and balance if needed.

CAUTION! Ensure stable antenna connection for proper reception.

Specifications

• Tuning Range: FM 87.5-108 MHz, AM 530-1710 kHz
• Preset Memory: 30 stations (FM/AM)
• RDS Features: PS, PTY, RT, CT, TP
• Audio Output: 2.0V RMS (FM 100% mod.)
• Signal-to-Noise: 85 dB (FM stereo)
• THD: 0.1% (FM stereo)
• Selectivity: 70 dB (FM alternate)
• Power Supply: 120V AC, 60Hz
• Power Consumption: 15W
• Dimensions: 17.3" W × 4.3" H × 12.8" D
• Weight: 8.8 lbs

Controls and Settings

Front Panel: POWER, BAND, TUNING, PRESET, DISPLAY, MENU. Display: Shows frequency, station name, signal strength, RDS data.

Remote: POWER, Numeric buttons (0-9), BAND, TUNING, PRESET, MEMORY, DISPLAY, MUTE, MENU.

Tuning: AUTO TUNE (scans and stores stations), MANUAL TUNE (fine adjustment). Presets: Store/recall 30 stations. Display: Show frequency, station name, RDS info. Menu: RDS settings, audio options, system configuration.

Connecting Devices

Audio System: RCA outputs to amplifier/receiver. Antennas: FM coaxial, AM wire terminals.

1. Turn off all equipment before connecting.
2. Connect audio outputs to amplifier AUX or TUNER inputs.
3. Install FM antenna (75-ohm coaxial cable).
4. Connect AM antenna wires to terminals.
5. Select TUNER input on your amplifier.

Tip: Use high-quality cables for best audio performance.

Operation Guide

Basic tuning and preset operations.

1. Power on: Press POWER button on front panel or remote.
2. Select band: Press BAND to choose FM or AM.
3. Tune stations: Use AUTO TUNE or MANUAL TUNE buttons.
4. Store presets: Tune to station, press MEMORY, then PRESET number.
5. Recall presets: Press PRESET and number button.
6. Adjust volume: Use your amplifier's volume control.
7. Mute: Press MUTE to temporarily silence audio.
8. Display info: Press DISPLAY to cycle through information screens.

NOTE: Signal strength affects reception quality; adjust antenna for best results.

RDS Features

Radio Data System provides additional broadcast information.

• PS (Program Service): Station name display
• PTY (Program Type): Music genre classification
• RT (Radio Text): Song titles, artist information
• CT (Clock Time): Accurate time display
• TP (Traffic Program): Traffic announcements

Enable/disable RDS features through menu settings. Not all stations broadcast RDS data.

Care & Cleaning

Unplug before cleaning. Use soft, dry cloth for exterior. Avoid liquids and abrasive cleaners.

CAUTION! Do not use chemical cleaners; keep away from moisture and extreme temperatures.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Copyright © Marantz America, Inc. All rights reserved. For 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; try different outlet.
Poor reception	Antenna/position	Reposition antenna; check connections; use outdoor antenna.
No sound	Connections/amplifier	Check audio cables; verify amplifier input selection.
Presets lost	Power interruption	Re-program stations; consider backup power.
Remote not working	Batteries/obstacles	Replace batteries; ensure clear path to sensor.
Display issues	Settings/power	Check display settings; reset unit if needed.

Reset: Disconnect power for 30 seconds, then reconnect.

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