Introducción
The Marantz Model 50 is a pure analog stereo integrated amplifier designed for discerning audio enthusiasts. It delivers 70 watts per channel of Marantz current feedback power, utilizing HDAM SA-3 circuitry to drive loudspeakers with precision and control. This amplifier features six analog inputs, including a high-quality MM Phono stage, making it suitable for various stereo system configurations. This manual provides essential information for the proper setup, operation, and maintenance of your Model 50 ampmás duradero.
Características principales
- High-Power Class A/B Ampmás duradero: Designed to maximize the potential of your loudspeakers with 70 watts per channel.
- Fully Discrete HDAM Technology: Marantz's proprietary Hyper Dynamic Amplifier Modules (HDAM) SA-3 circuitry ensures clarity, warmth, and three-dimensionality in audio reproduction.
- Built-in Marantz Musical Phono EQ: Compatible with Moving Magnet (MM) turntables, eliminating the need for external phono preampsalvavidas.
- Conectividad versátil: Features six analog inputs, support for two speaker pairs, and outputs for external amplifiers and a subwoofer.
- Pure Analog Design: The absence of digital audio circuitry ensures intuitive operation and minimizes potential interference.
- Preamplificador estéreoamp Afuera: Allows for connection to external power amplifiers, leveraging the Model 50's discrete HDAM design.
- Salida de subwoofer: Dedicated RCA output for connecting a powered subwoofer to enhance bass response.
Configuración y conexiones
Antes de conectar cualquier componente, asegúrese de que ampEl ificador está apagado y desenchufado de la toma de CA.
Controles del panel frontal
Imagen: Frente view of the Marantz Model 50 integrated amplificador, espectáculoasing its silver/gold finish. Key controls visible include the power button, input selector knob, speaker selector knob (A/B), bass and treble tone controls, balance knob, and a large volume knob. A central circular display shows the selected input and volume level. A headphone jack is located on the right side.
- Botón de encendido (⑁): Gira el ampmás vivaz encendido o apagado.
- Selector de entrada: Rotates to select the desired audio source (e.g., CD, Tuner, Phono).
- Selector de altavoces (A/B): Selects speaker output A, B, or A+B. Ensure speakers are connected correctly to the corresponding terminals on the rear panel.
- Controles de graves y agudos: Ajusta la respuesta de frecuencia baja y alta.
- Control de equilibrio: Ajusta el volumen relativo entre los canales izquierdo y derecho.
- Control de volumen: Ajusta el volumen de salida general.
- Toma de auriculares: Para conectar auriculares estéreo.
Conexiones del panel trasero
Imagen: Trasera view of the Marantz Model 50 integrated amplifier, displaying its comprehensive array of input and output terminals. From left to right, connections include a signal ground terminal, Phono input (RCA L/R), multiple Audio In (CD, Tuner, Line 1, Line 2, Recorder) RCA pairs, Audio Out (Recorder) RCA pair, Pre Out (RCA L/R), Subwoofer Out (RCA), Power Amp In (RCA L/R), two sets of speaker terminals (A and B) for left and right channels, remote control input/output jacks, and the AC power inlet.
- SIGNAL GND: Ground terminal for turntables.
- Entrada PHONO (MM): Connect your turntable here. Ensure your turntable has a Moving Magnet (MM) cartridge.
- AUDIO IN (CD, TUNER, LINE 1, LINE 2, RECORDER): Connect various analog audio sources using RCA cables.
- AUDIO OUT (RECORDER): Connect to the input of a recording device.
- SALIDA PREVIA: Conectar a una fuente de alimentación externa amplifier or active subwoofer if you wish to bypass the internal power ampmás duradero.
- SALIDA DE SUBWOOFER: Connect to the LFE input of a powered subwoofer.
- FUERZA AMP EN: Allows connection of an external preamplifier or processor, bypassing the Model 50's internal preampsección más duradera.
- SPEAKER TERMINALS (A & B): Connect your loudspeakers. The Model 50 supports two pairs of speakers (A and B) and bi-wiring. Observe correct polarity (+ to + and - to -).
- Impedance A or B: 8Ω ~ 16Ω
- Impedance A and B: 8Ω ~ 16Ω
- Bi-wiring: 4Ω ~ 16Ω
- REMOTE CONTROL (IN/OUT): For connecting to other Marantz components for synchronized remote operation.
- ENTRADA DE CA: Conecte aquí el cable de alimentación suministrado.
Instrucciones de funcionamiento
- Encendido/apagado: Presione el botón de encendido en el panel frontal o el control remoto para encender o apagar la unidad.
- Seleccionar entrada: Rotate the Input selector knob on the front panel or use the input selection buttons on the remote control to choose your desired audio source (e.g., CD, Phono).
- Ajustar el volumen: Rotate the large Volume knob on the front panel or use the volume up/down buttons on the remote control to set the listening level.
- Seleccionar oradores: Use the Speaker selector knob to choose between Speaker A, Speaker B, or both (A+B). Ensure your speakers are connected to the corresponding terminals.
- Control de tono: Adjust the Bass and Treble knobs to fine-tune the sound to your preference. For a pure, uncolored sound, set these controls to their center (flat) position.
- Ajuste de balance: Use the Balance knob to adjust the left/right channel balance. Set to the center for equal output.
- Uso de auriculares: Plug headphones into the front panel headphone jack. This will typically mute the main speaker outputs.
Mantenimiento
- Limpieza: Disconnect the power cord before cleaning. Use a soft, dry cloth to wipe the exterior surfaces. Avoid using abrasive cleaners, solvents, or chemical sprays, as they may damage the finish.
- Ventilación: Asegúrese de que haya una ventilación adecuada alrededor del amplifier. Do not block ventilation openings. Avoid placing the unit in an enclosed cabinet without proper airflow.
- Colocación: Coloque el ampColóquelo sobre una superficie estable y nivelada, lejos de la luz solar directa, fuentes de calor y humedad excesiva.
- Cable de alimentación: Handle the power cord carefully. Do not pull on the cord to unplug it; grasp the plug firmly.
Solución de problemas
If you experience issues with your Marantz Model 50, refer to the following common troubleshooting steps:
- Sin energía:
- Compruebe si el cable de alimentación está conectado de forma segura a ambos amplificador y la toma de CA.
- Verify that the AC outlet is functioning by plugging in another device.
- Asegúrese de que el botón de encendido esté en el ampSe presiona el lifier.
- Sin sonido:
- Confirme que esté seleccionada la fuente de entrada correcta.
- Verifique las conexiones de los altavoces para comprobar que la polaridad sea la correcta y que estén bien fijados.
- Ensure the Speaker A/B selector is set to the connected speakers.
- Aumente el nivel de volumen.
- If using headphones, ensure they are fully inserted and try removing them to check speaker output.
- Verify that all audio cables are securely connected between the source component and the ampmás duradero.
- Sonido distorsionado:
- Reduzca el nivel de volumen.
- Compruebe la compatibilidad de la impedancia de los altavoces con el ampmás duradero.
- Inspeccione los cables de audio para detectar daños o conexiones sueltas.
- Ensure tone controls (Bass/Treble) are not set to extreme levels.
- Zumbido o zumbido:
- Ensure all ground connections are secure, especially for turntables (SIGNAL GND).
- Intente mover el amplifier or source components away from other electronic devices that may cause interference.
- Compruebe si hay conexiones de cables sueltas.
If the issue persists after performing these checks, consult a qualified service technician.
Presupuesto
| Canales | 2 |
| Potencia de salida | 70 Watts per channel (Class A/B) |
| Topología de retroalimentación actual | Sí |
| Ecualizador de fono | Marantz Musical (MM) |
| HDAM Version | SA2, SA3 |
| Entradas Analógicas | 6 (including MM Phono) |
| Preamp Producción | Estéreo RCA |
| Salida de subwoofer | RCA |
| Dimensiones del producto (W x D x H) | 21 x 20 x 10 pulgadas (aproximado, según las dimensiones del producto) |
| Peso del artículo | 35.5 libras |
| Consumo de energía | 220W (as indicated on rear panel image) |
| Baterías para control remoto | 2 AAA batteries (not included with ampmás vivo) |
Garantía y soporte
The Marantz Model 50 Pure Analog Stereo Integrated AmpEl amplificador viene con un Garantía de cinco años. For warranty claims or technical support, please contact Marantz customer service or visit the official Marantz webSitio. Conserve su comprobante de compra para validar la garantía.
For additional information and support, please refer to the official Marantz websitio o póngase en contacto con su distribuidor autorizado de Marantz.
