Khadas Tone2 Pro User Manual

1. Introdução

The Khadas Tone2 Pro is a high-performance desktop Digital Analog Converter (DAC) and Headphone Amplifier designed to deliver an exceptional audio experience. It features MQA decoding support, a powerful amplificação stage, and advanced power-noise isolation, all within a compact and innovative design.

Os principais recursos incluem:

• Suporte para decodificação MQA: Utilizes the onboard XMOS XU216 processor for bit-perfect, hardware-native unfolding of MQA data, ensuring original master quality audio reproduction.
• Poderoso Ampmais vital: Equipped with an ESS ES9038Q2M DAC, four OPA1612 operational amplifiers, and three buffer amplifiers, enabling it to drive headphones up to 150 ohms.
• Power-Noise Isolation: Features a second USB-C port for a dedicated 5V linear power supply, allowing for excellent power-noise isolation while maintaining USB-C data connection.
• Design compacto: A slim aluminum enclosure with a unique design, making it portable and suitable for desktop use. Includes an industry-first balanced RCA line-out.
• Alto desempenho: Supports up to 32bit 768KHz sample rate, Coaxial Input 192KHz 24bit, bit-perfect DSD512, and -118dB THD+N.

2. Configuração

Follow these steps to set up your Khadas Tone2 Pro for optimal audio performance.

2.1 Conectando-se ao seu dispositivo

The Tone2 Pro offers versatile connectivity options:

• Entrada USB-C: Connect the Tone2 Pro to your computer, smartphone, or tablet using a USB-C cable. This port handles both data and power.
• USB-C (I2S) Input: A second USB-C port is available for connecting an external 5V linear power supply. This dedicated power input helps to minimize noise and improve audio clarity.
• 3.5mm Unbalanced Headphone Output: Para fones de ouvido padrão.
• Saída balanceada para fones de ouvido de 4.4 mm: Para fones de ouvido balanceados, oferecendo melhor separação e potência sonora.
• Saída de linha RCA: Features an industry-first balanced RCA line-out with three signal pins (positive, negative, ground) for connecting to legacy XLR-3 equipment using a compatible Khadas Balanced RCA Male to XLR-3 Male Hi-Fi Audio Cable.

2.2 Driver Installation (if required)

For Windows operating systems, driver installation may be required for optimal performance. Please visit the official Khadas website for the latest drivers and installation instructions. macOS and Linux systems typically do not require additional drivers.

3. Instruções de operação

Understand the functionality of your Tone2 Pro for an enhanced listening experience.

3.1 Multifunctional Volume Knob

The Tone2 Pro features a hybrid digital/analog volume control knob. This knob allows for precise volume adjustments and also serves multiple functions through various push and twist combinations. Refer to the quick start guide for detailed instructions on navigating menus and selecting options.

3.2 Reprodução MQA

The Tone2 Pro supports MQA decoding, allowing you to experience master quality audio. Ensure your audio playback software is configured to output MQA content to the device for full unfolding.

3.3 Headphone Compatibility

Os poderosos amplificação stage of the Tone2 Pro enables it to drive a wide range of audiophile-grade headphones with impedances up to 150 ohms, providing clear and dynamic sound.

3.4 Uso portátil

Despite its desktop capabilities, the Tone2 Pro's compact and lightweight design makes it suitable for portable use, allowing you to enjoy high-fidelity audio wherever you go.

3.5 Vídeo oficial do produto

4. Manutenção

To ensure the longevity and optimal performance of your Khadas Tone2 Pro, follow these simple maintenance guidelines:

• Limpeza: Use a soft, dry cloth to wipe the exterior of the device. Avoid using abrasive cleaners, solvents, or aerosol sprays, as these can damage the finish or internal components.
• Armazenar: Quando não estiver em uso por longos períodos, guarde o dispositivo em local fresco e seco, longe da luz solar direta e de temperaturas extremas.
• Ventilação: Ensure the device has adequate ventilation during operation. While the Tone2 Pro is designed for efficient heat dissipation, prolonged use in confined spaces without airflow may lead to increased operating temperatures.

5. Solução De Problemas

If you encounter any issues with your Khadas Tone2 Pro, please refer to the following common troubleshooting steps:

• Sem saída de som:
  • Verifique se todos os cabos estão firmemente conectados às portas de entrada/saída corretas.
  • Ensure the Tone2 Pro is powered on and the volume knob is not set to minimum.
  • Check your computer's or source device's audio settings to ensure the Tone2 Pro is selected as the default playback device.
  • If using MQA, confirm your software is correctly configured for MQA passthrough or unfolding.
• Som distorcido:
  • Reduce the volume on both the Tone2 Pro and your source device.
  • Garanta seu áudio fileOs arquivos não estão corrompidos nem são de baixa qualidade.
  • Check headphone impedance compatibility; the Tone2 Pro supports up to 150 ohms.
• Dispositivo não reconhecido:
  • Tente conectar a uma porta USB-C diferente no seu computador.
  • Restart your computer and the Tone2 Pro.
  • For Windows users, ensure the latest drivers are installed from the Khadas website.

If the issue persists after attempting these steps, please contact Khadas technical support.

6. Especificações

Detailed technical specifications for the Khadas Tone2 Pro.

7. Garantia e Suporte

Khadas is committed to providing excellent customer service and support for your Tone2 Pro.

7.1 Serviço pós-venda

For any after-sales service related to your purchase, please log in to your Amazon account and navigate to Your Account > Orders to manage your product support requests.

7.2 Professional Technical Support

For technical inquiries or advanced troubleshooting, you can contact Khadas directly:

• E-mail: suporte@khadas.com

7.3 Khadas Community Forum

Join the Khadas user community for additional support, discussions, and shared knowledge:

• Fórum: fórum.khadas.com