1. Introducere
The Aune S17 Pro EVO is a high-performance headphone amplifier și pre-amplifier designed for audiophiles. It features a fully-discrete, pure Class-A, fully-balanced circuit design, offering exceptional sound quality and powerful output for a wide range of headphones and in-ear monitors (IEMs). This manual provides essential information for setting up, operating, and maintaining your S17 Pro EVO to ensure optimal performance and longevity.
2. Caracteristici cheie
- Twin JFET & High Output Power: Features Twin JFET input transistors for rich sound and 2 pairs of output transistors per channel (16 total), delivering up to 7.5W to drive all types of headphones and IEMs with ease.
- Pure Class-A Operation with Dual Current/Gain Levels: Offers 50mA/100mA per transistor (100mA/200mA per channel quiescent current) for mellow, warm, and smooth audio. Includes low gain for IEMs and high gain for power-hungry headphones.
- R2R Electronic Volume Chip: Utilizes a JRC R2R electronic volume chip and dedicated op-amps for 4-way balanced R2R volume control, ensuring high precision, excellent channel balance, wide soundstage, and accurate positioning.
- Rigorous HiFi Component Selection: Built with high-quality components such as electrolytic capacitors, ceramic capacitors, organic thin-film capacitors, and communication-grade PCBs for superior sound.
- Management termic inteligent: Features 2-color display for current level/temperature and overheat protection. Automatically switches from 100mA Class A to 50mA Class A mode if the device temperature reaches 69°C.
- Powerful & Rich-Sounding Design: Incorporates a 50W low-ripple toroidal transformer and dual-power design, separating digital and analog circuits to prevent interference. A 19200µF capacitor array contributes to powerful and rich audio.
- Aesthetic Tuning: Sound tuning is based on real instrument sounds and music pieces, resulting in a natural and musical signature.
- Voltage Cerință: Designed for 110V voltage. Using excessive voltage va deteriora produsul.
3. Produs terminatview
The Aune S17 Pro EVO is meticulously designed with a focus on both performance and user experience. Below are descriptions of its physical layout and internal components.
3.1 Panoul frontal
- Ecran de afișare: A central screen shows current settings, volume level, input source, and operating mode.
- Buton de volum: A large rotary knob on the right controls the output volume.
- Ieșiri pentru căști: Includes 6.35mm, 4.4mm balanced, and XLR 4-pin balanced headphone jacks for versatile connectivity.
- Input/Output Selection Buttons: Buttons for selecting input sources and switching between headphone and pre-amp moduri de ieșire.
3.2 Panoul din spate
- Intrări analogice: XLR and RCA inputs for connecting external audio sources.
- Intrări digitale: Optical, Coaxial, and USB inputs for digital audio sources.
- Preamp Ieșiri: XLR and RCA outputs for connecting to power ampliificatoare sau difuzoare active.
- Putere de intrare: AC adapter input (110V only).
3.3 Componente interne
The S17 Pro EVO features a robust internal design with carefully selected components to ensure high-fidelity audio reproduction. This includes a 50W low-ripple toroidal transformer, a 19200µF capacitor array, Twin JFET input transistors, and a 3-dimensional cooler structure for stable Class-A operation.
4. Configurare
Follow these steps to set up your Aune S17 Pro EVO.
- Conexiune de alimentare: Connect the provided AC adapter to the power input on the rear panel of the S17 Pro EVO. Ensure the power source is 110V to prevent damage.
- Conexiune la sursă:
- For digital sources (e.g., computer, streamer), connect via USB, Optical, or Coaxial input.
- For analog sources (e.g., DAC, CD player), connect via XLR or RCA inputs.
- Conexiune de ieșire:
- For headphones, plug your headphones into the desired 6.35mm, 4.4mm balanced, or XLR 4-pin jack on the front panel.
- Pentru alimentare externă amplifiers or active speakers, connect via the XLR or RCA preamp outputs on the rear panel.
- Pornire inițială: Once all connections are secure, turn on the S17 Pro EVO using the power button.
5. Instrucțiuni de utilizare
This section details how to operate your Aune S17 Pro EVO.
5.1 Operare de bază
- Pornire/Oprire: Apăsați butonul de alimentare de pe panoul frontal pentru a porni sau opri unitatea.
- Selectare intrare: Use the input selection buttons on the front panel to cycle through available audio sources (USB, Optical, Coaxial, XLR, RCA). The selected input will be displayed on the screen.
- Controlul volumului: Rotate the large volume knob on the right side of the front panel to adjust the output volume. The volume level is shown on the display.
- Selectarea modului de ieșire: The S17 Pro EVO can function as a headphone amplifier sau un pre-amplifier. Use the dedicated button to switch between headphone output and pre-amp ieșire.
5.2 Gain and Current Modes
- Niveluri de câștig: The S17 Pro EVO offers two gain levels.
- Câștig scăzut: Ideal for sensitive IEMs, ensuring they operate within the linear area of the Class-A ampmai în viață.
- Câștig mare: Provides up to 7.5W of power, suitable for driving demanding headphones with high impedance.
- Current Modes (50mA/100mA): The device operates in Class-A mode with adjustable quiescent current.
- 100mA Mode: A high current Class A operation mode for maximum performance. Note that this mode may cause a slow temperature rise.
- Protecție la supraîncălzire: If the device temperature reaches 69°C, the S17 Pro EVO will automatically switch to 50mA Class A current mode to prevent overheating, while still maintaining excellent sound quality.
5.3 Display and UI
The S17 Pro EVO features a user-friendly interface with a clear display. The display uses two colors to indicate the current level and temperature, providing immediate visual feedback on the device's operating status.
5.4 Official Product Video: Aune S9c Pro DAC with Headphone Amp (UI Demonstration)
Video 5.4.1: This video demonstrates the user interface and basic operations of an Aune DAC/Headphone Amp, including input selection, output mode switching (Line Out/Headphone Out), tuning modes (Standard/Pure), and volume adjustment. While featuring the S9c Pro, the UI elements and operational principles are similar to the S17 Pro EVO, providing a helpful visual guide for users.
6. Specificatii tehnice
| Caracteristică | Caietul de sarcini |
|---|---|
| Marca | Aune |
| Numele modelului | S17 Pro EVO |
| Culoare | Argint |
| Dispozitive compatibile | Guitar, Keyboard, All (Audio Sources) |
| Putere de ieșiretage | 7.5 wați |
| Dimensiuni produs (D x L x H) | 14" D x 11" L x 2.76" H |
| Sursa de alimentare | Adaptor CA (110V) |
| Output Channel Quantity | 5 |
| Amptip mai în viață | Solid State, Pure Class-A, Fully-Discrete, Fully Balanced |
| Tip conector | 3.5mm Jack, 6.35mm Jack, Coaxial, RCA, XLR, 4.4mm Balanced |
| Producător | Aune |
7. Întreținere
- curatenie: Use a soft, dry cloth to clean the exterior of the unit. Avoid using liquid cleaners or solvents, as they may damage the finish or internal components.
- Ventilare: Ensure the unit has adequate ventilation. Do not block the ventilation holes on the top or sides of the device. Proper airflow is crucial for maintaining optimal operating temperature, especially during high-current Class-A operation.
- Depozitare: When not in use for extended periods, store the S17 Pro EVO in a cool, dry place away from direct sunlight and extreme temperatures.
8. Depanare
If you encounter issues with your Aune S17 Pro EVO, refer to the following common troubleshooting steps:
- Fără putere:
- Check if the power cable is securely connected to both the unit and the wall outlet.
- Asigurați-vă că priza este funcțională.
- Verify that the correct 110V power adapter is being used.
- Fără sunet:
- Confirm that the correct input source is selected on the S17 Pro EVO.
- Check all audio cable connections (input and output) for proper seating.
- Asigurați-vă că volumul nu este setat la minim sau pe dezactivare.
- If using headphones, ensure they are fully plugged into the correct jack.
- If using preamp outputs, verify that your connected power amplifier or active speakers are powered on and set to the correct input.
- Distorsiune a sunetului sau calitate slabă:
- Verificați sursa audio pentru probleme de calitate.
- Ensure audio cables are not damaged or improperly connected.
- If using high gain with sensitive headphones/IEMs, try switching to low gain.
- Supraîncălzirea unității:
- Ensure adequate ventilation around the unit. Do not place it in an enclosed space.
- The device has built-in overheat protection and will automatically switch to a lower current mode if necessary. This is normal operation.
9. Garanție și asistență
The Aune S17 Pro EVO comes with a 2 an garanție from the date of purchase. For warranty claims, technical support, or further assistance, please contact Aune customer service or your authorized dealer. Keep your proof of purchase for warranty validation.
