SMSL DO200 MKII MQA Balanced DAC User Manual

1. 서론

This manual provides detailed instructions for the proper setup, operation, and maintenance of your SMSL DO200 MKII MQA Balanced DAC. The DO200 MKII is a high-performance digital-to-analog converter designed to deliver exceptional audio quality for home desktop audio systems. It features dual ES9068AS D/A chips, XMOS XU-316 USB solution, and supports various high-resolution audio formats including DSD512 and PCM up to 768kHz. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.

2. 제품 오버view

주요 특징

• Dual ES9068AS D/A chips for low THD+N (-122dB).
• XMOS XU-316 true 32-bit USB solution, supporting DOP256 and native DSD512, PCM up to 768kHz.
• MQA decoding support for USB, Optical, Coaxial, and AES inputs, including MQA CD.
• Bluetooth 5.0 with LDAC 24bit/96KHz, APTX/HD, SBC, AAC codec support.
• High-resolution color IPS display with dimming and screen-off functions.
• 모든 기능을 갖춘 리모콘이 장착되어 있습니다.
• 고품질 금도금 입력 및 출력 연결 단자.
• Five OPA1612A high-end dual operational amplifiers and numerous audio-grade components.

구성 요소 식별

Familiarize yourself with the front and rear panels of the SMSL DO200 MKII DAC.

이미지 설명: This image displays the SMSL DO200 MKII DAC from both front and rear perspectives, with key components labeled. The front panel shows the S.M.S.L logo, DO200 MKII model name, a function knob, and a display screen. The rear panel features various input and output ports: XLR Balanced output, Single-ended RCA output, AES/EBU input, I2S input, Coaxial input, USB input, Bluetooth input (with antenna port), Optical input, Power input, and a Power switch. An infrared receiving window is also indicated on the front.

전면 패널

• 기능 손잡이: Used for navigation and selection within the menu system.
• 디스플레이 화면: High-resolution color IPS display showing current settings, input, samp속도, 볼륨 레벨.
• 적외선 수신 창: 원격 제어 명령용입니다.

후면 패널

• XLR 밸런스 출력: 밸런스드 오디오 장비에 연결하기 위한 것입니다.
• Single-ended RCA Output: 언밸런스 오디오 장비에 연결하기 위한 용도입니다.
• AES/EBU 입력: 전문적인 디지털 오디오 입력.
• I2S 입력: 고성능 디지털 오디오 입력.
• 동축 입력: Standard S/PDIF digital audio input.
• USB 입력 : 컴퓨터나 다른 USB 오디오 소스에 연결하기 위한 USB-B 포트입니다.
• 블루투스 입력 : Antenna connector for wireless Bluetooth audio reception.
• 광학 입력: Standard S/PDIF digital audio input.
• 전원 입력: AC 100-240V power connector.
• 전원 스위치: 장치를 켜거나 끕니다.

3. 설정

포장 풀기 및 초기 검사

Carefully remove the DO200 MKII from its packaging. Inspect the unit for any signs of damage during transit. Ensure all accessories are present:

• SMSL DO200 MKII Unit
• 리모컨
• 전원 케이블
• USB 케이블
• 블루투스 안테나
• 사용 설명서 (본 문서)
• 보증 카드

이미지 설명: This image shows the SMSL DO200 MKII DAC along with its included accessories: a power cable, a USB cable, a remote controller, a Bluetooth antenna, a user manual, and a warranty card. The image also provides the dimensions of the DAC unit: 210mm width, 170mm depth, and 40mm height.

장치 연결

1. 전원 연결: Connect the provided power cable to the AC IN port on the rear panel of the DO200 MKII and then to a suitable AC power outlet (100-240V).
2. 블루투스 안테나: Screw the Bluetooth antenna onto the designated connector on the rear panel for optimal wireless performance.
3. 오디오 출력: Connect the DO200 MKII to your amplifier or active speakers using either the XLR balanced outputs or the RCA single-ended outputs. Ensure correct channel (Left/Right) connections.
4. 오디오 입력: Connect your audio source (e.g., computer, CD player, streamer) to the desired input port on the rear panel (USB, Optical, Coaxial, I2S, AES/EBU).
5. 전원 켜기: Flip the power switch on the rear panel to the 'ON' position. The display screen will illuminate.

Driver Installation (for Windows USB)

For Windows operating systems, a specific driver (XMOS driver) is required for the USB input to function correctly. This driver is typically available on the SMSL official web대지. 다음과 같이하세요:

1. Download the latest XMOS USB driver for the DO200 MKII from the SMSL official support page.
2. Install the driver on your Windows computer before connecting the DAC via USB.
3. Once installed, connect the DO200 MKII to your computer using the provided USB cable.
4. Select the DO200 MKII as the audio output device in your computer's sound settings.

Note: macOS, Linux, and other operating systems typically do not require additional drivers for USB audio.

4. 사용 설명서

기본 제어

• 기능 손잡이: Rotate to adjust volume or navigate menu options. Press to confirm selections or enter menus.
• 원격 제어: Provides full control over all functions, including input selection, volume, menu navigation, and filter settings.

입력 선택

Use the function knob or the remote control to cycle through available input sources (USB, Optical, Coaxial, I2S, AES/EBU, Bluetooth). The selected input will be displayed on the screen.

볼륨 조절

Rotate the function knob clockwise to increase volume and counter-clockwise to decrease. The current volume level is shown on the display. The remote control also has dedicated volume up/down buttons.

메뉴 탐색

Press the function knob to enter the main menu. Rotate the knob to scroll through options. Press again to select an option. Use the remote control's navigation buttons for similar functionality.

MQA 디코딩

The DO200 MKII supports MQA decoding on USB, Optical, Coaxial, and AES inputs. When playing MQA content, the display will indicate 'MQA' or 'MQA Studio' to confirm active decoding. It also supports MQA CD playback when connected to a compatible CD player via Coaxial or Optical.

이미지 설명: This diagram illustrates how the SMSL DO200 MKII supports MQA-CD playback. It shows a CD player connected to the DAC via either a Coaxial or Optical cable. The DAC's display indicates 'MQA' and the sample rate, confirming MQA decoding functionality for both USB and S/PDIF inputs.

블루투스 동작

Bluetooth 입력을 사용하려면:

1. Select 'Bluetooth' as the input source on the DO200 MKII.
2. On your mobile device or computer, search for Bluetooth devices and select 'SMSL DO200 MKII' to pair.
3. Once paired, audio from your device will be streamed to the DAC.

이미지 설명: This image highlights the Bluetooth 5.0 capability of the SMSL DO200 MKII. It shows the DAC unit with its Bluetooth antenna, and text indicating support for Qualcomm's latest Bluetooth chip, LDAC 24bit/96kHz, APTX/HD, SBC, and AAC codecs.

PCM Filter Settings

The DO200 MKII offers various PCM filter options to tailor the sound to your preference. These filters include:

• 빠른 선형
• 최소 위상
• 느린 최소값

Access these settings via the menu. Experiment with different filters to find the one that best suits your listening environment and musical taste.

이미지 설명: This image illustrates the PCM filter options available on the SMSL DO200 MKII. It presents a frequency response graph showing the characteristics of 'Fast Linear', 'Minimum Phase', and 'Slow Minimum' filters, demonstrating their impact on the audio signal.

디스플레이 설정

The IPS color display offers dimming and screen-off functions. These can be configured in the menu to reduce visual distraction, especially in a dark listening environment.

이미지 설명: This image focuses on the tempered glass display panel of the SMSL DO200 MKII. Text highlights that the panel offers higher transmittance and longer service life, along with a high-resolution color IPS display with a screen-off function.

5. 연결성

The SMSL DO200 MKII offers a comprehensive range of input and output options to integrate seamlessly into various audio setups.

입력

• USB: Connects to computers (Windows, macOS, Linux) for high-resolution audio playback. Supports DSD512 and PCM 768kHz.
• 광학(토스링크): For digital audio sources like CD players, TVs, or game consoles.
• 동축(RCA): Another S/PDIF digital input for various audio sources.
• I2S: A high-performance digital interface, often used with dedicated digital transports.
• AES/EBU: Professional digital audio input, typically found in studio equipment.
• 블루투스 5.0 : Wireless input for streaming audio from smartphones, tablets, and other Bluetooth-enabled devices. Supports LDAC, APTX/HD, SBC, AAC.

출력

• XLR 밸런스 출력: Provides a balanced analog audio signal, ideal for connecting to balanced amplifiers or active speakers for reduced noise and improved signal integrity over longer cable runs.
• RCA 싱글 엔드 출력: Standard unbalanced analog audio output for connecting to a wide range of amplifier 및 오디오 시스템.

6. 사양

7. 문제 해결

If you encounter issues with your SMSL DO200 MKII, refer to the following common problems and solutions:

• 전원 없음:
  • Ensure the power cable is securely connected to both the DAC and the power outlet.
  • 후면 패널의 전원 스위치가 '켜짐' 위치에 있는지 확인하십시오.
  • 전원 콘센트가 작동하는지 확인하세요.
• 사운드 출력 없음:
  • Confirm the correct input source is selected on the DO200 MKII.
  • Check that the volume level is not set to minimum or muted.
  • 귀하의 것을 확인하십시오 amp앰프/액티브 스피커의 전원이 켜져 있고 올바른 입력으로 설정되어 있습니다.
  • Verify all audio cables (XLR/RCA) are securely connected.
  • For USB input on Windows, ensure the XMOS driver is installed and the DO200 MKII is selected as the default audio device.
• 블루투스 연결 문제:
  • 블루투스 안테나가 제대로 연결되어 있는지 확인하십시오.
  • Make sure the DO200 MKII is in Bluetooth input mode.
  • Unpair and re-pair the device from your source device's Bluetooth settings.
  • Reduce distance between the source device and the DAC, and remove any obstructions.
  • If experiencing interruptions, try disabling Wi-Fi on the source device as suggested in some user reviews, especially if using a portable player.
• 소리가 왜곡되거나 끊기는 현상:
  • 모든 케이블 연결 부위를 점검하여 느슨함이나 손상이 없는지 확인하세요.
  • s를 확인하십시오ample rate of your audio source matches the DAC's capabilities or is within its supported range.
  • Try a different audio cable to rule out cable issues.
  • If using USB, ensure the driver is correctly installed and updated.

이러한 해결 방법을 시도한 후에도 문제가 지속되면 고객 지원팀에 문의하세요.

8. 유지관리

To ensure the longevity and optimal performance of your SMSL DO200 MKII DAC, follow these maintenance guidelines:

• 청소: Use a soft, dry, lint-free cloth to clean the exterior of the unit. Avoid using harsh chemicals, solvents, or abrasive cleaners, as these can damage the finish and display.
• 통풍: Ensure the unit has adequate ventilation. Do not block the ventilation holes or place the unit in an enclosed space without proper airflow.
• 환경: Operate the DAC in a clean, dry environment, away from direct sunlight, excessive heat, humidity, and dust.
• 사용하지 않을 때 전원 끄기: If the unit will not be used for an extended period, it is advisable to power it off and disconnect it from the mains power supply.
• 케이블 관리 : Ensure audio and power cables are not excessively bent or strained, which can lead to damage over time.

9. 보증 및 지원

The SMSL DO200 MKII is manufactured by SMSL and distributed by AOSHIDA. Your product comes with a warranty, the terms of which are detailed on the included warranty card. Please retain your proof of purchase for warranty claims.

보증 정보

• Refer to the warranty card included in the packaging for specific warranty duration and conditions.
• The warranty typically covers manufacturing defects under normal use.
• Damage caused by misuse, unauthorized modifications, or improper installation is generally not covered.

고객 지원

For technical assistance, warranty service, or further inquiries, please contact the retailer or the manufacturer's official support channels. Contact information can usually be found on the AOSHIDA or SMSL official web사이트.