1. はじめに
Aune S17 Pro EVOは高性能ヘッドホンです ampリファイヤとプレ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. 主な特徴
- 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電子ボリュームチップ: 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、そして正確な位置決め。
- 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.
- インテリジェントな熱管理: 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.
- 巻tage 要件: Designed for 110V voltage. 過剰なボリュームの使用tageは製品を損傷します。
3.製品オーバーview
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フロントパネル
- 表示画面: A central screen shows current settings, volume level, input source, and operating mode.
- ボリュームノブ： A large rotary knob on the right controls the output volume.
- ヘッドフォン出力: 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 出力モード。
3.2 背面パネル
- アナログ入力： XLR and RCA inputs for connecting external audio sources.
- デジタル入力： Optical, Coaxial, and USB inputs for digital audio sources.
- 前amp 出力: XLR and RCA outputs for connecting to power ampライブ配信者またはアクティブスピーカー。
- 電源入力: AC adapter input (110V only).
3.3 内部コンポーネント
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. セットアップ
Follow these steps to set up your Aune S17 Pro EVO.
- 電源接続: 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.
- ソース接続:
- 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.
- 出力接続:
- For headphones, plug your headphones into the desired 6.35mm, 4.4mm balanced, or XLR 4-pin jack on the front panel.
- For external power amplifiers or active speakers, connect via the XLR or RCA preamp outputs on the rear panel.
- 初回電源オン: Once all connections are secure, turn on the S17 Pro EVO using the power button.
5. 操作手順
This section details how to operate your Aune S17 Pro EVO.
5.1 基本操作
- 電源オン/オフ: ユニットの電源をオンまたはオフにするには、前面パネルの電源ボタンを押します。
- 入力選択: 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.
- 音量コントロール: 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.
- 出力モードの選択: The S17 Pro EVO can function as a headphone ampライファイアまたはプレamplifier. Use the dedicated button to switch between headphone output and pre-amp 出力。
5.2 Gain and Current Modes
- ゲインレベル: The S17 Pro EVO offers two gain levels.
- 低ゲイン: Ideal for sensitive IEMs, ensuring they operate within the linear area of the Class-A amplifier。
- ハイゲイン: 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.
- 過熱保護: 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)
ビデオ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. 技術仕様
| 特徴 | 仕様 |
|---|---|
| ブランド | オーネ |
| モデル名 | S17 プロエボ |
| 色 | 銀 |
| 対応デバイス | Guitar, Keyboard, All (Audio Sources) |
| 出力ワットtage | 7.5ワット |
| 製品寸法（奥行き×幅×高さ） | 奥行き14インチ x 幅11インチ x 高さ2.76インチ |
| 電源 | ACアダプター（110V） |
| 出力チャンネル数 | 5 |
| Ampリファイアタイプ | Solid State, Pure Class-A, Fully-Discrete, Fully Balanced |
| コネクタタイプ | 3.5mm Jack, 6.35mm Jack, Coaxial, RCA, XLR, 4.4mm Balanced |
| メーカー | あーね |
7. メンテナンス
- クリーニング： 本体の外側は、柔らかく乾いた布で拭いてください。液体洗剤や溶剤は、仕上げや内部部品を傷める可能性があるため、使用しないでください。
- 換気： 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.
- ストレージ： 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。 トラブルシューティング
If you encounter issues with your Aune S17 Pro EVO, refer to the following common troubleshooting steps:
- 電源なし:
- 電源ケーブルが本体と壁のコンセントの両方にしっかりと接続されているかどうかを確認してください。
- 電源コンセントが機能していることを確認してください。
- Verify that the correct 110V power adapter is being used.
- 音が出ない:
- Confirm that the correct input source is selected on the S17 Pro EVO.
- Check all audio cable connections (input and output) for proper seating.
- 音量が最小またはミュートに設定されていないことを確認してください。
- If using headphones, ensure they are fully plugged into the correct jack.
- 事前使用の場合amp outputs, verify that your connected power ampスピーカーまたはアクティブ スピーカーの電源がオンになっており、正しい入力に設定されています。
- 音の歪みや音質の低下:
- オーディオソースの品質問題がないか確認してください。
- オーディオ ケーブルが破損していないこと、または不適切に接続されていないことを確認します。
- If using high gain with sensitive headphones/IEMs, try switching to low gain.
- ユニットの過熱:
- 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.保証とサポート
The Aune S17 Pro EVO comes with a 2年間保証 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.