1. Introducción
Thank you for choosing the MANAYO PM5 Phono Preamp. This professional mini preamplifier is designed to enhance the audio quality from your turntable or vinyl record player, delivering high-fidelity sound with adjustable gain and volume control. Its compact and durable design makes it an ideal addition to any audio setup. Please read this manual carefully before use to ensure proper operation and longevity of your device.
2. Información de seguridad
- Fuente de alimentación: Use only the specified 12V 1A power adapter provided with the unit. Using an incorrect power supply may damage the device and void the warranty.
- Colocación: Coloque el preamp on a stable, flat surface away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation to prevent overheating.
- Exposición a líquidos: Do not expose the unit to water or other liquids. If liquid enters the unit, immediately disconnect the power and contact customer support.
- Limpieza: Desconecte la alimentación antes de limpiar. Utilice un paño suave y seco. No utilice limpiadores líquidos ni aerosoles.
- Servicio: No intente abrir ni reparar la unidad usted mismo. Encargue cualquier reparación a personal cualificado.
- Toma de tierra: Ensure proper grounding connections to minimize hum and noise, especially when connecting to a turntable.
3. Contenido del paquete
- Previo de fono MANAYO PM5amp
- Adaptador de corriente de 12 V 1 A
- Manual de usuario (este documento)
4. Producto terminadoview
4.1 Panel frontal

Figura 1: Frente view of the MANAYO PM5 Phono Preamp, highlighting the Gain knob, Volume knob, Headphone Jack, and Power switch.
- Perilla de GANANCIA: Adjusts the input gain from +6dB to +36dB.
- Perilla de VOLUMEN: Controla el volumen de salida general.
- Toma de auriculares: Salida de 3.5 mm para conectar auriculares.
- Interruptor de alimentación: Enciende y apaga la unidad.
- LED indicador de encendido: Se ilumina cuando la unidad está encendida.
4.2 Panel trasero

Figura 2: Posterior view of the MANAYO PM5 Phono Preamp, showing the DC 12V 1A power input, RCA Output (R/L), Ground terminal, and RCA Input (R/L).
- CC 12 V 1 A: Puerto de entrada de energía.
- OUTPUT (R/L): RCA stereo output for connecting to an ampificador, receptor o altavoces amplificados.
- GND (tierra): Terminal for connecting the ground wire from your turntable to reduce hum.
- INPUT (R/L): RCA stereo input for connecting your turntable.
5. Instrucciones de configuración
Follow these steps to connect your MANAYO PM5 Phono Preamp to your audio system:
- Connect Turntable to Preamp: Conecte los cables de salida RCA de su tocadiscos a la INPUT (R/L) ports on the rear of the PM5 preamp. Ensure the red cable connects to the 'R' (right) input and the white/black cable connects to the 'L' (left) input.
- Conecte el cable de tierra: If your turntable has a ground wire, connect it to the Tierra terminal on the PM5 preamp. This helps eliminate hum and noise.
- Connect Preamp a Amplificador/Altavoces: Conectar el OUTPUT (R/L) ports on the rear of the PM5 preamp to the RCA input (e.g., 'Aux In', 'Line In') on your amplifier, receiver, or powered speakers. Match red to 'R' and white/black to 'L'.
- Conecte la electricidad: Plug the 12V 1A power adapter into the 12 V CC, 1 A port on the rear of the PM5 preamp, then plug the adapter into a wall outlet.

Figure 3: Connection diagram for the MANAYO PM5 Phono Preamp with a turntable and speakers.
Video 1: Official MANAYO video demonstrating the setup and connection of the phono preamp to a turntable and speakers. This video provides a visual guide to the connection process.
6. Instrucciones de funcionamiento
- Encendido: Dar la vuelta a la FUERZA switch on the front panel to the 'ON' position. The power indicator LED will light up.
- Ajustar ganancia: Utilice el GANAR knob to adjust the input sensitivity. This allows you to match the output level of your turntable cartridge to the preamp, optimizing signal-to-noise ratio. Start with a lower gain setting and gradually increase it until you achieve a clear, strong signal without distortion. The adjustable range is +6dB to +36dB.
- Ajustar el volumen: Utilice el VOLUMEN knob to control the overall output level of the preamp. Adjust this to your desired listening volume.
- Uso de auriculares: For private listening, plug your 3.5mm headphones into the Toma de auriculares on the front panel. The headphone output is controlled by the VOLUME knob.


Figura 4: detallada views of the Gain and Volume control knobs.
Video 2: Official MANAYO video demonstrating the use of the gain and volume controls, and headphone connection. This video illustrates how to fine-tune your audio output.
7. Mantenimiento
- Limpieza: Regularly wipe the exterior of the preamp with a soft, dry, lint-free cloth to remove dust. Avoid using harsh chemicals or abrasive materials.
- Almacenamiento: Si va a almacenar la unidad durante un período prolongado, desconéctela de la alimentación y guárdela en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
- Sistema de organización de cables: Ensure all cables are neatly organized and not kinked or strained to prevent damage.
8. Solución de problemas
| Problema | Posible causa | Solución |
|---|---|---|
| No hay salida de sonido | Unidad no encendida Conexiones incorrectas Volumen demasiado bajo Turntable not playing | Asegúrese de que el interruptor de encendido esté encendido y el LED esté encendido. Check all RCA and ground connections Increase VOLUME knob Ensure turntable is properly set up and playing |
| Ruido de zumbido o zumbido | Conexión a tierra incorrecta Interferencia de otros dispositivos electrónicos. Conexiones sueltas | Ensure turntable ground wire is securely connected to the PM5 GND terminal Move preamp lejos de otros dispositivos electrónicos Check all RCA cables for secure fit |
| Sonido distorsionado | Gana demasiado alto Volumen muy alto Cables dañados | Reducir el ajuste de la perilla GAIN Reduce VOLUME knob setting Try different RCA cables |
| Sonido débil o bajo | Gain too low Volumen demasiado bajo Incorrect turntable output type | Increase GAIN knob setting Increase VOLUME knob setting Ensure your turntable requires a phono preamp (some have built-in preamps) |
9. Especificaciones
- Modelo: PM5
- Dimensiones del producto: 8.11 x 4.84 x 1.54 pulgadas
- Peso del artículo: 1.22 libras
- Fabricante: MANAYO
- País natal: Porcelana
- Aporte: RCA (izquierdo/derecho)
- Producción: RCA (I/D), conector para auriculares de 3.5 mm
- Rango de ganancia: +6dB to +36dB (Adjustable)
- Distorsión armónica total: Menos del 0.01%
- Relación señal / ruido: 78 dB
- Fuente de alimentación: 12 V CC, 1 A
10. Garantía y soporte
MANAYO products are designed and manufactured to the highest quality standards. For warranty information, technical support, or any questions regarding your PM5 Phono Preamp, please refer to the contact information provided on the product packaging or visit the official MANAYO webSitio web. Conserve su comprobante de compra para reclamaciones de garantía.