1. Introduction
The LEAUDIO Topping D70 PRO OCTO is a high-fidelity Digital-to-Analog Converter (DAC) designed to deliver exceptional audio performance. Featuring 8 Cirrus Logic CS43198 chips, Bluetooth 5.1 with LDAC support, and a full-color Aurora UI, this device offers advanced audio decoding capabilities up to PCM768kHz/32bit and DSD512. This manual provides detailed instructions for setting up, operating, and maintaining your D70 PRO OCTO to ensure optimal performance.
Figure 1 : Face avant view of the Topping D70 PRO OCTO HiFi DAC.
2. Contenu du colis
Veuillez vérifier attentivement le colis et vous assurer qu'il contient les éléments suivants :
- Topping D70 PRO OCTO Unit
- Télécommande
- Câble USB
- Câble d'alimentation CA
- Antenne Bluetooth
- Guide de démarrage rapide
Figure 2: Included accessories: Remote control, USB cable, AC cable, Bluetooth antenna, and Quick Start Guide.
3. Produit terminéview
The D70 PRO OCTO features a clear layout for easy connectivity and control.
Figure 3: Front panel (top) with display and control knob, and rear panel (bottom) with various input/output ports.
Panneau avant
- Écran d'affichage : Shows current status, input, sample rate, and UI information.
- Bouton de controle: For navigation, volume adjustment, and menu selection.
- Boutons tactiles : Three touch buttons for intuitive control of the Aurora UI.
Panneau arrière
- Entrée USB: Connect to a computer for audio playback.
- Entrée coaxiale : Entrée audio numérique.
- Entrée optique : Entrée audio numérique.
- Connecteur d'antenne Bluetooth : For wireless Bluetooth reception.
- USB-C (alimentation) : Entrée de puissance.
- Sortie RCA (G/D) : Sortie audio analogique asymétrique.
- XLR Output (L/R): Sortie audio analogique symétrique.
- Déclencheur 12V : For synchronized power control with other devices.
- Interrupteur: Marche/arrêt de l'alimentation principale.
4. Installation
4.1 Connexion initiale
- Connect the Bluetooth antenna to the designated connector on the rear panel.
- Connect the D70 PRO OCTO to a power source using the provided AC power cable.
- Connect your audio source (e.g., computer, CD player) to the appropriate input on the D70 PRO OCTO (USB, Coaxial, or Optical).
- Connect the D70 PRO OCTO's output (RCA or XLR) to your amplificateur ou enceintes actives.
- Turn on the D70 PRO OCTO using the power switch on the rear panel.
4.2 Installation du pilote (Windows)
For Windows operating systems, a specific driver is required for optimal performance, especially for ASIO playback. The D70 PRO OCTO utilizes an XMOS XU316 and Thesycon custom driver. This driver can typically be downloaded from the manufacturer's official website. Other operating systems like Mac, Linux, iOS, and Android are generally driver-free and support plug-and-play functionality.
Figure 4: The D70 PRO OCTO offers wide compatibility with various operating systems, with specific driver requirements for Windows.
5. Fonctionnement
5.1 Contrôles de base
- Marche/Arrêt : Utilisez l'interrupteur principal situé sur le panneau arrière.
- Réglage du volume : Rotate the control knob on the front panel to adjust the output volume.
- Sélection d'entrée : Press the control knob or use the remote control to cycle through available inputs (USB, Coaxial, Optical, Bluetooth).
5.2 Interface utilisateur Aurora et modes d'affichage
The D70 PRO OCTO features a full-color Aurora UI with three touch buttons for an enhanced user experience. The display can show various playback information, including sample rate, volume, and input source. You can also switch between different display modes such as FFT (Fast Fourier Transform) and VU (Volume Unit) meters according to your preference.
Figure 5: The Aurora UI offers a full-color screen, touch buttons, customizable functions via the volume knob, and language switching options.
5.3 Bluetooth 5.1 Transmission
The D70 PRO OCTO supports Bluetooth 5.1 with advanced audio encoding protocols including LDAC, aptX-Adaptive, aptX HD, aptX, AAC, and SBC. This allows for high-quality wireless audio streaming from compatible devices.
- Select Bluetooth as the input source on the D70 PRO OCTO.
- Activez le Bluetooth sur votre appareil source (par exemple, smartphone, tablette).
- Rechercher "D70 PRO OCTO" in your device's Bluetooth settings and pair.
- Once paired, audio will be streamed wirelessly to the DAC.
Figure 6: The D70 PRO OCTO supports Bluetooth 5.1 for high-quality wireless audio transmission.
6. Principales caractéristiques
- 8x CS43198 DAC Chips: Equipped with eight Cirrus Logic flagship CS43198 chips for superior audio conversion.
- Prise en charge audio haute résolution : Supports PCM up to 768kHz/32bit and DSD512 audio decoding.
- Interface utilisateur Aurora : Full-color screen and three touch buttons for intuitive control and display.
- Modes d'affichage polyvalents : Switch between playback information, FFT, and VU meters.
- Bluetooth 5.1: Supports LDAC, aptX-Adaptive, aptX HD, aptX, AAC, and SBC for high-quality wireless streaming.
- Low Distortion and High Dynamic Range: Achieves THD+N <0.00007% and a dynamic range of 134dB for accurate sound reproduction.
Figure 7: Visual representation of key features including 8x CS43198 chips, color display, Aurora UI, Hi-Res Audio, LDAC, and performance metrics.
Figure 8: Detailed audio performance metrics including THD+N, SNR, DNR, and Noise levels, demonstrating the DAC's high fidelity.
7. Spécifications
| Fonctionnalité | Détail |
|---|---|
| Puce CNA | 8x Cirrus Logic CS43198 |
| Décodage PCM | Jusqu'à 768 kHz/32 bits |
| Décodage DSD | Jusqu'au DSD512 |
| Version Bluetooth | 5.1 |
| Codecs Bluetooth | LDAC, aptX-Adaptive, aptX HD, aptX, AAC, SBC |
| THD+N (RCA) | <0.00008% @ 1kHz (A-wt) |
| THD+N (XLR) | <0.00007% @ 1kHz (A-wt) |
| Dynamic Range (RCA) | 128dB @ 1kHz (A-wt) |
| Dynamic Range (XLR) | 134dB @ 1kHz (A-wt) |
| Output Impedance (RCA) | 50 Ω |
| Impédance de sortie (XLR) | 100 Ω |
| Entrées | USB, coaxial, optique, Bluetooth |
| Sorties | RCA, XLR |
| Dimensions | Dimensions approximatives : 14.41 x 9.49 x 3.43 pouces (emballage) |
| Poids de l'article | Environ 4.29 livres |
| Puissance d'entrée | USB-C (CC 15 V) |
8. Entretien
To ensure the longevity and optimal performance of your D70 PRO OCTO, follow these maintenance guidelines:
- Nettoyage: Use a soft, dry cloth to clean the exterior of the device. Avoid using abrasive cleaners, solvents, or chemical sprays, as they may damage the finish.
- Placement: Placez l'appareil sur une surface stable et plane, à l'abri de la lumière directe du soleil, des sources de chaleur et de l'humidité excessive. Assurez une ventilation adéquate autour de l'appareil.
- Pouvoir: Always use the provided power adapter. Disconnect the power cable during lightning storms or when the unit is unused for extended periods.
- Manutention: Évitez de laisser tomber ou de soumettre l'appareil à des impacts violents.
9. Dépannage
If you encounter any issues with your D70 PRO OCTO, please refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| Pas de courant | Câble d'alimentation non connecté ou prise défectueuse. | Ensure the power cable is securely connected and the outlet is functional. Check the power switch on the rear panel. |
| Pas de sortie audio | Sélection d'entrée/sortie incorrecte, volume trop faible ou câbles défectueux. | Verify the correct input source is selected on the DAC. Check volume levels on both the DAC and connected amplifier/speakers. Ensure audio cables are securely connected and not damaged. |
| Problèmes de connexion Bluetooth | L'appareil n'est pas en mode d'appairage, hors de portée ou en cas d'interférence. | Ensure the DAC is in Bluetooth input mode. Place the source device closer to the DAC. Try unpairing and re-pairing the devices. Avoid sources of strong electromagnetic interference. |
| Son déformé | Input signal too high, faulty cables, or incorrect settings. | Reduce the volume on the source device. Check audio cables for damage. Ensure the DAC's settings (e.g., filter modes) are appropriate for your audio. |
| Windows PC not recognizing DAC | Missing or incorrect USB driver. | Download and install the latest USB driver from the LEAUDIO or Topping official website. Restart your computer and the DAC. |
Si le problème persiste après avoir essayé ces solutions, veuillez contacter le support client.
10. Garantie et assistance
The LEAUDIO Topping D70 PRO OCTO is covered by a manufacturer's warranty. Please refer to the warranty card included in your package or visit the official LEAUDIO/Topping webConsultez le site pour connaître les conditions générales de garantie détaillées.
For technical support, service, or further inquiries, please contact your retailer or the manufacturer directly. Keep your purchase receipt and product serial number handy when seeking support.