KGUSS DAC-K3 PRO USB DAC Headphone Ampدليل مستخدم مكبر الصوت

1. انتهى المنتجview

The KGUSS DAC-K3 PRO is a versatile audio device functioning as both a professional headphone amplifier and a pre-amplifier. It is designed to enhance audio quality from various digital sources, delivering clear and powerful sound. Its compact design makes it suitable for desktop use.

الامام والجانب view of the KGUSS DAC-K3 PRO, showing its compact dimensions (149mm L x 98mm W x 33mm H).

2. محتويات العبوة

Upon unboxing your KGUSS DAC-K3 PRO, please verify that all the following items are included:

• DAC-K3 PRO host x1
• دليل المستخدم عدد 1
• Power adapter 12V1.5A x1
• شهادة المطابقة x1
• كابل USB x1

3. Product Features and Layout

3.1 اللوحة الأمامية

عن قرب view of the KGUSS DAC-K3 PRO front panel, highlighting the input signal indicator lights, PWR/SELECT button, 3.5mm and 6.35mm headphone outputs, and volume control knob.

• Input Signal Indicator Lights: Indicate the currently selected input (COA, OPT, USB).
• PWR/SELECT Button: Short press to cycle through input sources. Long press to power the unit on or off.
• Headphone Output Interfaces: Includes both 3.5mm and 6.35mm jacks for headphone connection.
• مقبض ضبط مستوى الصوت: Turn clockwise to increase volume, counter-clockwise to decrease. Tap once to mute/unmute. This knob controls both RCA output and headphone output volume.

3.2 اللوحة الخلفية

Rear panel connections of the KGUSS DAC-K3 PRO, including PC-USB input, Optical input, Coaxial input, RCA line outputs (L/R), and DC 12V power interface.

• مدخل الكمبيوتر الشخصي وUSB: Connects to a computer or compatible mobile phone for digital audio input.
• OPTICAL (Audio In): Connects to devices with optical audio output (e.g., TV set-top boxes, DVD players).
• COAXIAL (Audio In): Connects to devices with coaxial audio output (e.g., TV set-top boxes, DVD players).
• مخرج الصوت (RCA L/R): Line level RCA outputs for connecting to power ampمكبرات الصوت أو مكبرات الصوت النشطة.
• DC 12V Power Interface: Connect the provided 12V 1.5A power adapter. Ensure correct polarity (outer negative, inner positive) and use the matching power supply to avoid noise.

3.3 المكونات الداخلية الرئيسية

The DAC-K3 PRO utilizes high-performance chips for superior audio processing:

• TPA6120A2: A high-fidelity audio power amplifier chip based on current feedback architecture, known for low distortion.
• LME49720AN: An operational amplifier providing balanced sound, excellent dynamics, and a broad soundstage.
• ES9018K2M: A DAC decoder chip that contributes to realistic sound, high index, and strong sound plasticity.
• SA9123L & NE5532: Additional components supporting USB audio and general ampالتصفية.

TPA6120A2 Chip

LME49720AN Chip

ES9018K2M Chip

4. تعليمات الإعداد

Follow these steps to set up your DAC-K3 PRO:

1. توصيل الطاقة: Connect the provided 12V 1.5A power adapter to the DC 12V input on the rear panel, then plug it into a power outlet.
2. اتصال مصدر الإدخال: Choose your desired audio input:
   • For PC-USB: Connect the USB cable from your computer to the PC-USB IN port.
   • For Optical: Connect an optical cable from your source device to the OPTICAL IN port.
   • For Coaxial: Connect a coaxial cable from your source device to the COAXIAL IN port.
3. اتصال الإخراج:
   • For Headphones: Plug your headphones into either the 3.5mm or 6.35mm jack on the front panel.
   • للمرحلة التمهيديةamplifier Use: Connect RCA cables from the AUDIO OUT (RCA L/R) ports on the rear panel to your power ampمكبرات الصوت أو مكبرات الصوت النشطة.
4. تشغيل الطاقة: Long press the PWR/SELECT button on the front panel to turn on the unit.

5. تعليمات التشغيل

5.1 اختيار المدخلات

اضغط لفترة قصيرة على PWR/SELECT button on the front panel to cycle through the available input sources: Coaxial (COA), Optical (OPT), and USB. The corresponding indicator light will illuminate to show the active input.

5.2 التحكم في مستوى الصوت وكتم الصوت

Rotate the large knob on the right side of the front panel to adjust the volume. Turn clockwise to increase volume and counter-clockwise to decrease. Tap the knob once to mute or unmute the audio output.

5.3 HPA/PRE Automatic Switching

The KGUSS DAC-K3 PRO functioning as a headphone amplifier, with headphones connected to the front panel output.

The DAC-K3 PRO features automatic switching between headphone amplifier (HPA) and pre-amplifier (PRE) modes:

• When no headphones are connected to the 3.5mm or 6.35mm output jacks, the unit automatically operates in pre-ampوضع مكبر. ال amplified signal is output from the RCA ports on the rear panel.
• When headphones are connected to either the 3.5mm or 6.35mm output jacks, the DAC-K3 PRO automatically switches to headphone amplifier mode. In this mode, the audio signal is routed exclusively to the headphone jacks, and the RCA outputs are muted.

6. التطبيقات

The KGUSS DAC-K3 PRO can be integrated into various audio setups:

Diagram illustrating various application scenarios for the KGUSS DAC-K3 PRO, including connections to PCs, phones, set-top boxes, and audio output to active speakers or ampالقاتلون.

• Desktop Audio System: Connect your PC or Mac via USB for high-quality audio playback through headphones or active speakers.
• تكامل المسرح المنزلي: Use optical or coaxial inputs to connect to TV set-top boxes, CD/DVD players, or gaming consoles, outputting to an amplifier and passive speakers or directly to active speakers.
• Mobile Device Enhancement: Connect compatible mobile phones via USB for improved audio output to headphones.

7. المواصفات

Technical specifications for the KGUSS DAC-K3 PRO:

Table displaying the technical specifications and product parameters of the KGUSS DAC-K3 PRO.

8. استكشاف الأخطاء وإصلاحها

If you encounter any issues with your DAC-K3 PRO, please consider the following common troubleshooting steps:

• لا يوجد طاقة: Ensure the power adapter is securely connected to both the unit and a working power outlet. Verify the power button is long-pressed to turn on the device.
• لا يوجد صوت:
  • Check that the correct input source is selected using the PWR/SELECT button.
  • Verify all audio cables (USB, optical, coaxial, RCA) are securely connected.
  • Ensure the volume knob is not muted and is turned up to an audible level.
  • If using PC-USB, ensure the correct audio output device is selected in your computer's sound settings. Drivers may need to be installed manually on some PCs; contact customer service if needed.
  • If using RCA output, ensure your connected ampيتم تشغيل مكبر الصوت أو السماعات النشطة وضبطها على المدخل الصحيح.
• الصوت المشوه:
  • Check cable connections for any loose contacts.
  • Ensure the input source volume is not excessively high, causing clipping.
  • Verify that the power adapter is the correct type (12V 1.5A) and free from interference.
• اتصال متقطع: Check all cable connections, especially USB, optical, and coaxial, for secure fit. Try using different cables if possible.

للحصول على مزيد من المساعدة، يرجى الرجوع إلى معلومات الاتصال الواردة في قسم الضمان.

9. الضمان والدعم

The KGUSS DAC-K3 PRO comes with a ضمان لمدة 1 سنوات. For any warranty claims, technical support, or product inquiries, please contact our customer service. Details can be found on the quality warranty card included in your package or by visiting the official KGUSS webموقع.

نحن ملتزمون بضمان رضاكم عن منتجاتنا.