SMSL M20

SMSL M20 USB DAC Headphone Ampлифиер

Упутство за употребу

Увод

The SMSL M20 is a high-performance USB Digital-to-Analog Converter (DAC) and Headphone Amplifier designed to enhance your audio experience. Featuring advanced decoding chips and versatile connectivity, it delivers clear and detailed sound for both music listening and gaming. This manual provides essential information for setting up, operating, and maintaining your M20 device.

Безбедносне информације

  • Не излажите уређај води или прекомерној влази.
  • Избегавајте постављање уређаја у близини извора топлоте или на директном сунцу.
  • Use only the specified power adapter (DC 5V/1A) to prevent damage.
  • Не покушавајте сами да растављате или поправљате уређај. Обратите се квалификованом сервисеру.
  • Обезбедите одговарајућу вентилацију око уређаја током рада.

Садржај пакета

Молимо вас да проверите да ли су све ставке присутне у кутији:

  • 1 × SMSL M20 Unit
  • 1 × USB to Type-C Cable
  • 1 × Type-C to Type-C Cable
  • 1 × Упутство за употребу
  • 1 × Service Card
SMSL M20 Package Contents

Image: The SMSL M20 unit, USB cables, user manual, and service card are shown as included accessories.

Производ је завршенview

The SMSL M20 features a compact design with a transparent top cover, showcasing its internal components. The front panel includes control buttons, while the rear panel provides various input and output ports.

SMSL M20 Component Introduction

Image: A diagram illustrating the various components and ports of the SMSL M20. Labels include Volume down, Volume up, Menu button, USB input, Power (DC 5V / 1A), LINE output, Headphone output, and Ambient light switch.

Контроле и портови:

  • Смањивање јачине звука: Decreases the audio output level.
  • Појачавање звука: Increases the audio output level.
  • Дугме менија: Used to navigate settings and options.
  • УСБ улаз: Connects to your audio source (PC, game console, tablet).
  • Power (DC 5V / 1A): Улазно напајање за уређај.
  • LINE Output (3.5mm): Analog audio output for external speakers or ampлифиерс.
  • Headphone Output (3.5mm/4.4mm): Повезује се са слушалицама.
  • Прекидач амбијенталног светла: Controls the device's internal lighting (press Volume Down and Volume Up simultaneously).

Карактеристике

  • Dual USB Mode Switching: Supports both USB 1.1 and USB 2.0 modes. USB 1.1 is ideal for game consoles, providing clear sound effects. USB 2.0 offers stable audio performance for PCs, requiring a driver installation for Windows systems.
  • High-Performance Decoding: Equipped with four Cirrus Logic CS43131 audio decoding chips and a third-generation XMOS XU-316 processor. Supports PCM up to 32bit/768kHz and DSD up to DSD256 for exceptional sound quality.
  • MQA and MQA-CD Decoding: Fully compatible with MQA (Master Quality Authenticated) technology and MQA-CD, allowing for the playback of high-resolution audio files with original studio quality.
  • Powerful Headphone Output: Features 3.5mm and 4.4mm headphone jacks, powered by two TPA6120A2 dedicated headphone amplifier chips, delivering up to 700mW of power. This ensures compatibility with a wide range of headphones, from high-impedance gaming headsets to demanding music headphones.
  • 5 PCM Filters: Includes built-in PCM filters: Fast, Low latency filter; Fast, Phase compensated filter; Slow, Low latency filter; Slow, Phase compensated filter; and Non-oversampling. These filters allow for fine-tuning the audio output to your preference.
  • Low Clock Jitter Design: An integrated audio clock processing circuit precisely controls the audio signal transmission time, significantly reducing clock jitter for a stable and smooth audio experience.
Cirrus Logic CS43131 Chips

Слика: Крупни план view of the four Cirrus Logic CS43131 decoding chips on the M20's circuit board.

XMOS XU-316 Chip

Слика: Детаљна view of the new third-generation XMOS XU-316 chip, highlighting its role in high-resolution audio processing.

Излазна снага за слушалице

Image: Illustrates the power output capabilities for various headphone impedances (16Ω, 32Ω, 64Ω, 150Ω, 300Ω, 600Ω) through the 3.5mm and 4.4mm headphone outputs.

MQA CD Support

Image: Graphic demonstrating the MQA CD decoding capability, showing the unfolding process of MQA audio files.

PCM Filter Adjustment Modes

Image: Displays the five available PCM filter modes: Fast, Low latency; Fast, Phase compensated; Slow, Low latency; Slow, Phase compensated; and Non-oversampлинг.

Сетуп

  1. Прикључак за напајање: Connect the provided USB to Type-C cable or Type-C to Type-C cable to the 'POWER' port on the M20 and to a suitable 5V/1A USB power source (e.g., a wall adapter or a powered USB hub).
  2. Веза извора звука: Connect your audio source (PC, game console, tablet, smartphone) to the 'USB' input port on the M20 using the appropriate USB cable.
  3. Излазна веза:
    • For headphones, plug your 3.5mm or 4.4mm headphones into the corresponding 'PO' (Headphone Output) jack.
    • For external speakers or an amplifier, connect a 3.5mm audio cable from the 'LO' (LINE Output) jack to your audio system's input.
  4. Driver Installation (for Windows USB 2.0 mode): If using a Windows PC in USB 2.0 mode, you may need to install a specific driver. Refer to the SMSL official website or the included service card for driver download instructions. USB 1.1 mode typically does not require drivers.
SMSL M20 Gaming Compatibility

Image: The SMSL M20 connected to various gaming consoles, tablets, and PCs, demonstrating its broad compatibility.

Упутство за употребу

Укључивање/искључивање:

The device powers on automatically when connected to a power source. To power off, disconnect the power cable.

Подешавање јачине звука:

Use the 'Volume Up' and 'Volume Down' buttons on the front panel to adjust the audio output level for headphones or line out.

USB Mode Switching:

The M20 supports USB 1.1 and USB 2.0 modes. The specific method for switching between these modes may vary. Refer to the on-screen display or the detailed instructions on the service card for precise steps. USB 1.1 is recommended for game consoles, while USB 2.0 offers higher sampling rates for PC audio.

PCM Filter Selection:

Press the 'Menu' button to access the settings. Navigate through the options to find the PCM filter settings. Use the volume buttons to cycle through the five available filters (Fast, Low latency; Fast, Phase compensated; Slow, Low latency; Slow, Phase compensated; Non-oversampling) and select your preferred option.

Контрола амбијенталног светла:

To toggle the ambient lights on or off, press the 'Volume Down' and 'Volume Up' buttons simultaneously. This feature allows you to customize the visual aesthetic of the device.

SMSL M20 Transparent Cover and Lights

Image: The SMSL M20 with its transparent top cover and illuminated internal components, showcasing the cool color lights feature.

Одржавање

  • Очистите уређај меком, сувом крпом. Не користите течна средства за чишћење или аеросоле.
  • Keep the device free from dust and debris to ensure optimal performance and longevity.
  • Чувајте уређај на хладном и сувом месту када се не користи.

Решавање проблема

ПроблемМогући узрокРешење
Нема излаза звукаIncorrect input/output selection; cables not properly connected; low volume; device not powered on.Check all cable connections. Ensure the M20 is powered. Verify correct input source is selected on your device and output is selected on M20. Increase volume.
Device stopped working after a few days / OverheatingPotential internal component issue; insufficient ventilation.Ensure the device has adequate ventilation. If the issue persists, discontinue use and contact customer support for assistance.
Ambient lights are always on/glowingDefault setting or specific firmware behavior.Press the 'Volume Down' and 'Volume Up' buttons simultaneously to toggle the ambient lights. Check the manufacturer's website for the latest firmware updates, which may include options to disable or adjust light brightness.
Изобличен или лош квалитет звукаIncorrect PCM filter selected; low-quality audio source; cable interference.Try different PCM filter settings. Ensure your audio source is of high quality. Use shielded cables if interference is suspected.

Спецификације

The following table outlines the technical specifications of the SMSL M20 USB DAC Headphone Ampдизалица:

SMSL M20 Product Information and Specifications

Image: A detailed table showing the product specifications including input/output interfaces, output levels, impedance, THD+N, dynamic range, signal-to-noise ratio, USB compatibility, sampling rate, bit depth, power consumption, volume, and weight.

ФеатуреСпецификација
БрандSMSL (Auinshifiman)
МоделМ20
Decoding Chips4 × Cirrus Logic CS43131
USB процесорXMOS XU-316 (3rd Generation)
Слушалице Amp Чипс2 × TPA6120A2
ПЦМ подршкаДо 32 бита/768 кХз
DSD подршкаДо ДСД256
Подршка за MQAMQA, MQA-CD
Излазна снага за слушалице700мВ (при 16Ω)
Излази за слушалице3.5 мм, 4.4 мм
Лине Оутпут3.5мм
Тип УСБ интерфејсаUSB Type-C (Input & Power)
USB Transmission MethodАсинхрони
ПЦМ филтери5 modes (Fast/Slow, Low latency/Phase compensated, Non-oversampлинг)
Минимум Суппли Волtage2.5 волти (АЦ)
Макимум Суппли Волtage2.5 волти (АЦ)
Потрошња енергије<15W (Operating), <0.5W (Standby)
Димензије (ШкВкД)85к22.4к83мм
Тежина165г

Званични видео производа

Video: An official product video titled "SMSL LIN.LIN.LIN M20 Function Introduction" by FINE MUSIC, demonstrating the features and functions of the SMSL M20 USB DAC Headphone Ampлифиер.

Гаранција и подршка

The SMSL M20 comes with a Service Card. For warranty claims, technical support, or any operational questions not covered in this manual, please refer to the contact information provided on the Service Card or visit the official SMSL/Auinshifiman website. Keep your purchase receipt for warranty validation.

© 2025 SMSL. Сва права задржана.

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