1. Introdución
Thank you for choosing the Canton Smart SUB 8 active subwoofer. This manual provides essential information for the safe and efficient operation of your new audio device. Please read this manual thoroughly before using the product and retain it for future reference.
The Canton Smart SUB 8 is a powerful 200-watt subwoofer designed to enhance the low-frequency performance of your audio system, delivering deep and impactful bass.

Figura 1: Fronte view of the Canton Smart SUB 8 subwoofer, showcasing o seu deseño elegante e minimalista.
2. Instrucións de seguridade
Para garantir un funcionamento seguro e evitar danos, observe as seguintes pautas de seguridade:
- Fonte de alimentación: Connect the subwoofer only to an AC power outlet that matches the voltage specified on the unit (100-120V or 220-240V).
- Ventilación: Ensure adequate ventilation around the unit. Do not block ventilation openings. Maintain a minimum distance of 10 cm (4 inches) from walls or other objects.
- Líquidos: Do not expose the unit to dripping or splashing liquids. Do not place objects filled with liquids, such as vases, on the unit.
- Calor: Manteña a unidade lonxe de fontes de calor como radiadores, rexistros de calor, estufas ou outros aparellos (incluídos amplificadores) que producen calor.
- Limpeza: Unplug the unit from the power outlet before cleaning. Use only a dry, soft cloth.
- Servizo: Non intente atender este produto vostede mesmo. Remita todo o servizo a persoal de servizo cualificado.
- Colocación: Place the subwoofer on a stable, level surface to prevent it from tipping over.
3. Contido do paquete
Comprobe que todos os elementos estean presentes no paquete:
- Canton Smart SUB 8 Subwoofer
- Cable de alimentación
- Manual de usuario (este documento)
Se falta algún artigo ou está danado, póñase en contacto co seu vendedor.
4. Configuración
4.1 Colocación
The placement of your subwoofer significantly impacts its sound performance. Experiment with different locations to find the best bass response for your room. Generally, placing the subwoofer in a corner or near a wall can enhance bass output.

Figure 2: The Canton Smart SUB 8 integrated into a home entertainment setup, demonstrating a typical placement scenario.
4.2 Conexións
The rear panel of the Smart SUB 8 provides all necessary connections. Refer to Figure 3 for a visual guide.

Figure 3: Rear panel of the Canton Smart SUB 8, detailing the input and power connections.
- Conexión por cable:
- Ensure your audio receiver or ampo lifier está desactivado.
- Connect an RCA subwoofer cable (not included) from the 'SUB OUT' or 'LFE OUT' jack on your receiver/amplifier to the 'SUB IN' (RCA) input on the Canton Smart SUB 8.
- Set the 'SUB IN MODE' switch to 'WIRED'.
- Conexión sen fíos:
- Set the 'SUB IN MODE' switch to 'WIRELESS'.
- Press the 'WIRELESS PAIRING BUTTON' on the rear panel. The LED indicator on the front of the subwoofer will flash, indicating pairing mode.
- Follow the pairing instructions for your Canton Smart series main unit (e.g., soundbar or speaker system) to establish a wireless connection.
- Conexión de alimentación:
- Connect the supplied power cable to the 'POWER INPUT' on the rear panel of the subwoofer.
- Conecte o outro extremo do cable de alimentación a unha toma de corrente axeitada.
4.3 Encendido inicial
After making all connections, turn on your audio receiver/amplifier and then the Canton Smart SUB 8. The LED indicator on the front of the subwoofer will illuminate (typically red for standby, green for active) to indicate its status.
5. En funcionamento
5.1 Encendido/apagado
The Canton Smart SUB 8 features an automatic standby function. It will power on automatically when an audio signal is detected and enter standby mode after a period of inactivity. You can also manually power it off by disconnecting the power cable.
5.2 Control de volume
The bass level of the Smart SUB 8 is primarily controlled through your connected audio receiver, amplifier, or Canton Smart series main unit. Adjust the subwoofer level setting on your main audio device to achieve the desired bass output.
5.3 Wireless Pairing (if applicable)
If you are using the subwoofer in wireless mode, ensure it is successfully paired with your Canton Smart series main unit. If the connection is lost or needs to be re-established, follow the pairing procedure outlined in Section 4.2.
6. Mantemento
Proper maintenance ensures the longevity and performance of your Canton Smart SUB 8:
- Limpeza: Use a soft, dry, lint-free cloth to clean the exterior surfaces of the subwoofer. Do not use liquid cleaners, aerosols, or abrasive chemicals, as they may damage the finish.
- Ventilación: Comprobe regularmente que as aberturas de ventilación non estean obstruídas por po ou residuos.
- Manexo: Avoid dropping or subjecting the subwoofer to strong impacts.
7 Solución de problemas
If you encounter issues with your Canton Smart SUB 8, refer to the following common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| No power / LED off | Cable de alimentación desconectado; Toma de corrente avariada. | Comprobe a conexión do cable de alimentación; probe cunha toma de corrente diferente. |
| Non hai son do subwoofer | Incorrect input selection; Volume too low; Cable faulty; Wireless pairing lost. | Ensure 'SUB IN MODE' is correct; Increase volume on main unit; Check RCA cable; Re-pair wirelessly. |
| Graves distorsionados ou pouco claros | Volume too high; Improper placement; Source audio quality. | Reduce subwoofer volume; Adjust placement; Check source audio. |
| Zumbido ou zumbido | Ground loop; Loose cable connection; Interference. | Try plugging into a different outlet; Ensure all cables are secure; Move away from other electronic devices. |
Se o problema persiste despois de probar estas solucións, póñase en contacto co persoal de servizo cualificado.
8. Especificacións
Technical specifications for the Canton Smart SUB 8:
- Marca: Cantón
- Número de modelo: 3997
- Tipo: Subwoofer activo
- Power Output (Max): 200 vatios
- Resposta en frecuencia: 27 Hz - 150 Hz
- Dimensións (L x W x H): 27 cm x 27 cm x 33 cm (10.6 x 10.6 x 13 polgadas)
- Peso: 10.74 kg (23.68 lb)
- Vol. Subministracióntage: 100-120V / 220-240V (selectable/auto-sensing)
- Configuración da canle de son envolvente: 1.0
- Dispositivos compatibles: Laptop, Tablet, Smartphone (as audio source)
9. Garantía e soporte
The Canton Smart SUB 8 comes with a manufacturer's warranty. Please refer to the warranty card or documentation included with your purchase for specific terms and conditions, including warranty period and coverage.
For technical support, service, or inquiries regarding your product, please contact your authorized Canton dealer or visit the official Canton website for contact information in your region. When contacting support, please have your model number (3997) and purchase details ready.





