Douk Audio GFJ721-3M

Douk Audio Nobsound MC103 Pro 1-In-3-Out XLR Audio Switch User Manual

Model: MC103 Pro (GFJ721-3M)

1. Nhanganyaya

The Douk Audio Nobsound MC103 Pro is a passive 1-input, 3-output stereo XLR audio switch designed for managing multiple audio outputs from a single source. This device allows users to connect one stereo XLR audio source to three different amplifiers or audio systems, facilitating easy comparison or selection between them without reconnecting cables. Its passive design ensures no impact on sound quality, making it suitable for high-fidelity audio setups.

2. Zvigadzirwa zveChigadzirwa

  • 1-Input, 3-Output Configuration: Supports one stereo XLR input and three stereo XLR outputs, allowing connection to multiple audio devices.
  • Dhizaini Isingashande: Operates without power, ensuring no signal degradation or introduction of noise, preserving the original audio quality.
  • Kuvaka Kwemhando yepamusoro: Features an all-aluminum shell for effective shielding against external noise and enhanced durability.
  • Gold-Plated XLR Ports: Provides reliable electrical connections and minimizes signal attenuation.
  • Shielded Internal Wiring: Each channel is connected with shielded wire to prevent interference and ensure lossless signal transmission.
  • Compact Size: Exquisite and mini-sized design for easy placement and portability.
  • Smooth Selector Knob: Equipped with silver-plated contacts for smooth and precise switching between outputs.

3. Setup Instructions

Follow these steps to correctly set up your Nobsound MC103 Pro audio switch:

  1. Ziva Zvinobatanidza: Locate the 'I/O' (Input/Output) ports on the rear panel for your single audio source and the 'X', 'Y', 'Z' output ports for your three destination devices.
  2. Batanidza Audio Source: Connect your stereo XLR audio source (e.g., DAC, CD player) to the 'I/O' input ports on the rear of the MC103 Pro. Ensure correct left (L) and right (R) channel connections.
  3. Batanidza Midziyo Inobuda: Connect your three stereo XLR output devices (e.g., amplifiers, powered speakers) to the 'X', 'Y', and 'Z' output ports. Maintain correct left (L) and right (R) channel orientation for each output.
  4. Kuiswa: Place the MC103 Pro on a stable, flat surface. Its compact size allows for flexible placement within your audio setup.
Rear view of the Nobsound MC103 Pro showing 1 input and 3 outputs connected to amplifiers.
Figure 1: Connection diagram for the Nobsound MC103 Pro, illustrating one stereo XLR input connected to a decoder and three stereo XLR outputs connected to amplifiers.
Rear panel of the Nobsound MC103 Pro with XLR input and output ports labeled.
Mufananidzo 2: Detailed view of the rear panel, showing the 'I/O' input and 'X', 'Y', 'Z' output XLR ports for stereo connections.

4. Operating Instructions

Operating the Nobsound MC103 Pro is straightforward:

  1. Simba Pamidziyo: Ensure all connected audio source and output devices are powered on and functioning correctly.
  2. Sarudza Zvinobuda: Use the large rotary knob on the front panel to select your desired output channel. The knob is labeled 'X', 'Y', and 'Z' corresponding to the output ports. Rotate the knob to align the indicator with the chosen output.
  3. Kutamba Kwekuteerera: Once an output is selected, audio from your source will be routed to the corresponding connected device.
Mberi view of the Nobsound MC103 Pro showing the large rotary selector knob labeled X, Y, Z.
Figure 3: Front panel of the Nobsound MC103 Pro, highlighting the rotary knob used to select between the X, Y, and Z output channels.

5. Kuchengeta

To ensure the longevity and optimal performance of your MC103 Pro:

  • Kuchenesa: Shandisa jira rakapfava, rakaoma kuchenesa kunze. Dzivisa zvinochenesa zvinogumbura kana zvinonyungudutsa.
  • Environment: Keep the device in a dry, dust-free environment. Avoid exposure to extreme temperatures, humidity, or direct sunlight.
  • Connections: Periodically check all XLR cable connections to ensure they are secure and free from corrosion.
  • Kubata: Handle the unit with care. While robust, dropping or subjecting it to strong impacts can cause internal damage.
Internal view of the Nobsound MC103 Pro showing shielded wiring and circuit board.
Mufananidzo 4: Yemukati view of the MC103 Pro, illustrating the shielded wiring designed to minimize interference and ensure signal integrity.

6. Kugadzirisa matambudziko

If you encounter issues with your MC103 Pro, consider the following:

  • Hapana Inzwi:
    • Ensure all XLR cables are securely connected to both the source, the MC103 Pro, and the output devices.
    • Verify that the selector knob is correctly pointing to the desired output (X, Y, or Z).
    • Check the power and volume levels of your audio source and output devices.
    • Test with different cables to rule out faulty wiring.
  • Inzwi Rakakanganiswa:
    • Ensure all connections are firm and free from loose contacts.
    • Verify that the audio source is providing a clean signal.
    • Check for any external interference sources near the unit or cables.
  • Yepakati Audio:
    • Inspect XLR cables for damage or loose pins.
    • Ensure the selector knob is fully engaged in one position.

7. Zvinotsanangurwa

Model NumberGFJ721-3M
Product Dimensions4.13 x 5.83 x 2.72 inches (105 x 148 x 69 mm)
Item Weight1.46 makirogiramu (662 gramu)
Connector TypeXLR
Inowirirana DevicesMaikorofoni Preamps, Powered Speakers with XLR input, Professional Audio Mixers
ColorNhema
MugadziriNobsound
Dimensions of the Nobsound MC103 Pro audio switch.
Figure 5: Product dimensions of the Nobsound MC103 Pro.

8. Official Product Video

Vhidhiyo 1: Pamusoroview of the Little Bear MC3 3-Way XLR Balanced Audio Switch, demonstrating its features and functionality. This video is provided by Douk Audio.

9. Warranty uye Tsigiro

Douk Audio products typically come with a standard manufacturer's warranty covering defects in materials and workmanship. For specific warranty details, duration, and to initiate a support request, please refer to the warranty card included with your product or visit the official Douk Audio website. Chengeta risiti rako rekutenga seumboo hwekutenga.

For technical assistance, troubleshooting beyond this manual, or general inquiries, please contact Douk Audio customer support through their official channels.

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