1. Pengenalan
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.
Rajah 1: Depan view of the Topping D70 PRO OCTO HiFi DAC.
2. Kandungan Pakej
Sila semak pakej dengan teliti untuk item berikut:
- Topping D70 PRO OCTO Unit
- Alat Kawalan Jauh
- Kabel USB
- Kabel Kuasa AC
- Antena Bluetooth
- Panduan Mula Pantas
Figure 2: Included accessories: Remote control, USB cable, AC cable, Bluetooth antenna, and Quick Start Guide.
3. Produk Lebihview
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.
Panel Depan
- Skrin Paparan: Shows current status, input, sample rate, and UI information.
- Tombol kawalan: For navigation, volume adjustment, and menu selection.
- Butang Sentuh: Three touch buttons for intuitive control of the Aurora UI.
Panel Belakang
- Input USB: Connect to a computer for audio playback.
- Input sepaksi: Input audio digital.
- Input Optik: Input audio digital.
- Penyambung Antena Bluetooth: For wireless Bluetooth reception.
- USB-C (Kuasa): Input kuasa.
- RCA Output (L/R): Unbalanced analog audio output.
- XLR Output (L/R): Balanced analog audio output.
- Pencetus 12V: Untuk kawalan kuasa yang disegerakkan dengan peranti lain.
- Suis kuasa: Kuasa utama hidup/mati.
4. Persediaan
4.1 Sambungan Awal
- 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 amppembesar atau pembesar suara aktif.
- Turn on the D70 PRO OCTO using the power switch on the rear panel.
4.2 Pemasangan Pemacu (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. Operasi
5.1 Kawalan Asas
- Hidupkan/Mati Kuasa: Use the main power switch on the rear panel.
- Pelarasan Kelantangan: Rotate the control knob on the front panel to adjust the output volume.
- Pemilihan Input: Press the control knob or use the remote control to cycle through available inputs (USB, Coaxial, Optical, Bluetooth).
5.2 Aurora UI and Display Modes
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.
- Dayakan Bluetooth pada peranti sumber anda (cth., telefon pintar, tablet).
- Cari untuk "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. Ciri-ciri Utama
- 8x CS43198 DAC Chips: Equipped with eight Cirrus Logic flagship CS43198 chips for superior audio conversion.
- Sokongan Audio Resolusi Tinggi: Supports PCM up to 768kHz/32bit and DSD512 audio decoding.
- Aurora UI: Full-color screen and three touch buttons for intuitive control and display.
- Mod Paparan Serbaguna: 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. Spesifikasi
| Ciri | Perincian |
|---|---|
| Cip DAC | 8x Cirrus Logic CS43198 |
| PCM Decoding | Up to 768kHz/32bit |
| Penyahkodan DSD | Sehingga DSD512 |
| Versi Bluetooth | 5.1 |
| Codec 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) | 50Ω |
| Impedans Keluaran (XLR) | 100Ω |
| Input | USB, Coaxial, Optical, Bluetooth |
| Keluaran | RCA, XLR |
| Dimensi | Lebih kurang 14.41 x 9.49 x 3.43 inci (Pakej) |
| Berat Barang | lebih kurang 4.29 paun |
| Input Kuasa | USB-C (DC 15V) |
8. Penyelenggaraan
To ensure the longevity and optimal performance of your D70 PRO OCTO, follow these maintenance guidelines:
- Pembersihan: 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.
- penempatan: Letakkan peranti di atas permukaan yang stabil dan rata, jauh daripada cahaya matahari langsung, sumber haba dan kelembapan berlebihan. Pastikan pengudaraan yang mencukupi di sekeliling unit.
- Kuasa: Always use the provided power adapter. Disconnect the power cable during lightning storms or when the unit is unused for extended periods.
- Pengendalian: Elakkan daripada menjatuhkan atau meletakkan peranti kepada kesan yang kuat.
9. Penyelesaian masalah
If you encounter any issues with your D70 PRO OCTO, please refer to the following common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Power cable not connected or faulty outlet. | Ensure the power cable is securely connected and the outlet is functional. Check the power switch on the rear panel. |
| Tiada keluaran bunyi | Incorrect input/output selection, volume too low, or faulty cables. | 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. |
| Isu sambungan Bluetooth | Peranti tidak dalam mod berpasangan, di luar julat atau gangguan. | 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. |
| Audio yang diputarbelitkan | 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. |
Jika masalah berterusan selepas mencuba penyelesaian ini, sila hubungi sokongan pelanggan.
10. Waranti dan Sokongan
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 webtapak untuk terma dan syarat jaminan terperinci.
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.