Gustard X26III DAC Network Bridge and Streaming User Manual

1. Fampidirana

This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Gustard X26III DAC Network Bridge and Streaming device. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Sary 1.1: Eo anoloana view of the Gustard X26III DAC Network Bridge and Streaming device, showcasing its sleek silver design and front panel display.

2. Endri-javatra fototra

• Dual ES9039SPRO DAC Chips: Utilizes two ESS flagship ES9039SPRO chips for Digital-to-Analog Conversion, with one chip dedicated to each left and right channel. Features independent power supply and grounding for enhanced sound performance.
• DSP Digital Filter: Incorporates a high-performance digital filter solution based on the Analog Device SHARC digital audio-specific DSP platform. This filter reduces audio in-band aliasing noise, upscales, and noise shapes the digital audio stream signal using a high-precision floating-point 64-bit operation.
• FPGA Programmable Logic Chip: Features exclusive technologies including self-constructed logic functions, clock management, 2nd PLL digital shaping, DOP demodulation, and PCM/DSD depop switch, contributing to superior sound quality.
• GCLK-02 Clock Module: A high-performance clock frequency synthesizer employing advanced PLL (Phase Locked Loop) technology for stable and accurate clock signals. Supports both local and external 10MHz clock sources, reducing dependence on front-end audio equipment clock performance.
• Hybrid IV Conversion Circuit: Independent parallel circuit design fully meets the high current requirements of the ES9039SPRO chips.
• Network Bridge and Streaming: Supports Roon, Airplay, UPnP, NAA, and Spotify protocols with 100/1000Mbps LAN speed.
• Fully Balanced Design: Features a fully balanced design with complete four outputs.
• Dual High-Capacity Toroidal-Core Power Transformers: Isolated power supplies for digital and analog sections.

Sary 2.1: Vitaview of the Gustard X26III's key features, including its dual ES9039SPRO DACs, GCLK-02 clock, and network streaming support.

Sary 2.2: Misy antsipiriany view of the internal components, specifically highlighting the dual ES9039SPRO DAC chips and the DSP digital filter implementation.

Image 2.3: A closer look at the GCLK-02 clock module and the hybrid IV conversion circuit, demonstrating the precision engineering.

Sary 2.4: Anatiny view illustrating the USB interface, dual toroidal transformers for isolated power, and multiple power supply groups.

3. Ny votoatin'ny fonosana

Rehefa mamaha ny entana ianao dia ataovy izay hahazoana antoka fa eo daholo ny entana rehetra:

• Gustard X26III DAC Network Bridge and Streaming Unit
• Remote Controller
• Cable herinaratra
• USB Cable
• User Manual (ity antontan-taratasy ity)

4. Torolàlana fananganana

Follow these steps to set up your Gustard X26III device:

4.1 Fampifandraisana herinaratra

1. Ataovy azo antoka ny voltage switch amin'ny tontonana aoriana dia napetraka amin'ny vol marinatage ho an'ny faritra misy anao (115V na 230V).
2. Connect the provided power cable to the AC power input on the rear panel of the X26III and then to a suitable wall outlet.

4.2 Fifandraisana Audio

The X26III offers both RCA and XLR analog outputs.

• Output RCA: Connect RCA cables from the 'Line out RCA' ports on the X26III to the analog input of your ampmpangalatra na mialohaampLifer.
• Fivoahan'ny XLR: Connect XLR cables from the 'Line out XLR' ports on the X26III to the balanced analog input of your ampmpangalatra na mialohaamplifier. Ensure correct pin configuration (American Standard: 1 ground, 2 hot, 3 cold).

4.3 Digital Input Connections

Connect your digital audio sources to the appropriate input ports:

• Fampidirana USB: Connect a USB cable from your computer or digital audio player to the 'USB input' port.
• AES Input: Connect an AES/EBU cable to the 'AES input' port.
• Fampidirana coaxial: Connect a coaxial S/PDIF cable to the 'Coaxial input' port.
• Optical Input: Connect an optical TOSLINK cable to the 'Optical input' port.
• Fidirana I²S: Connect an I²S cable to the 'I²S input' port. Refer to section 5.4 for I²S line sequence adjustment.

Fifandraisana 4.4

For streaming functionalities, connect an Ethernet cable to the 'LAN' port on the rear panel.

4.5 External Clock Connection

If using an external 10MHz clock, connect it to the '10M clock (BNC)' input on the rear panel.

4.6 Fahefana voalohany

After all connections are made, press the power switch on the rear panel to turn on the device. The front display will illuminate.

Sary 4.1: Misy antsipiriany view of the front control panel and the rear panel connections, including power, audio outputs, and digital inputs.

Image 4.2: Diagram illustrating the I²S-H High-Specification Signal Input and its various connection modes for compatibility.

5. Torolàlana miasa

5.1 Fanaraha-maso ny Panelview

The front panel features a display screen, standby switch, remote control receiver, and touch panel controls for navigation.

• Atsaharo ny Switch: Toggles the device between active and standby modes.
• Asehoy ny efijery: Mampiseho ny fidirana ankehitriny, sample rate, volume, and filter settings.
• Remote Control Receiver: Receives signals from the included remote control.
• Touch Panel: Allows direct control of settings and input selection.

5.2 Fampandehanana fototra

1. Herim-batana / maty: Use the standby switch on the front panel or the remote control to turn the unit on or off.
2. Safidy fampidirana: Use the input selection buttons on the front panel or remote to cycle through available digital inputs (USB, AES, Coaxial, Optical, I²S, LAN).
3. Fanaraha-maso ny feo: The analog outputs (RCA and XLR) have a fixed output level (2.5Vrms for RCA, 5.1Vrms for XLR). Volume control should be managed by your connected ampmpangalatra na mialohaampLifer.

5.3 Network Streaming

The X26III supports various network protocols for streaming audio:

• Protocols tohanan'ny: Roon, Airplay, UPnP, NAA, Spotify.
• Fanamboarana: Network protocols can be configured via a web interface. Access the configuration web page by entering the device's IP address or "//x26.local" in a web browser on a PC connected to the same network. This interface allows you to enable or disable specific protocols and perform online firmware upgrades.

Image 5.1: Illustration of supported network streaming protocols (Roon, Airplay, UPnP, NAA, Spotify) and a screenshot of the web-Control interface tsara.

5.4 Digital Filter Settings

The X26III offers various digital filter options for PCM and DSD playback, as well as a NOS (Non-Oversampling) mode.

• Sivana PCM: VIVID, GENTLE, COMPOSITE.
• DSD Filters: 47K, 50K, 60K, 70K.
• NOS Mode: ENABLE/DISABLE.

These settings can typically be adjusted via the front panel controls or the remote control. Refer to the on-screen menu for specific navigation.

5.5 I²S Line Sequence Adjustment

The I²S input supports different line sequence modes to ensure compatibility with various devices. Refer to the diagrams in Image 4.2 and the device's menu to select the correct mode (Mode 1, Mode 2, Mode 3, or Mode 4) for your source device.

6. Fikojakojana

To ensure the longevity and optimal performance of your Gustard X26III, follow these maintenance guidelines:

• Fanadiovana: Use a soft, dry cloth to clean the exterior of the device. Avoid using abrasive cleaners, solvents, or chemical sprays, as these can damage the finish.
• rivotra: Ensure the device has adequate ventilation. Do not block the ventilation slots. Avoid placing the unit in enclosed spaces or on soft surfaces that may impede airflow.
• Tontolo iainana: Operate the device in a clean, dry environment, away from direct sunlight, heat sources, and excessive moisture.
• Fikarakarana: Tandremo tsara ilay fitaovana. Fadio ny fandatsahana na hampiharana azy amin'ny fiantraikany mahery vaika.

7. Famahana olana

If you encounter issues with your Gustard X26III, refer to the following common problems and solutions:

• Tsy misy hery:
  • Check if the power cable is securely connected to both the device and the wall outlet.
  • Verify that the rear panel voltage switch dia napetraka tsara (115V/230V).
  • Ataovy azo antoka fa miasa ny fivoahana herinaratra.
  • Check the fuse on the rear panel. If blown, replace with a fuse of the same type and rating.
• Tsy misy feo mivoaka:
  • Confirm that the correct input source is selected on the X26III.
  • Verify that the audio cables (RCA/XLR) are correctly connected to your ampmpanondro / mialohaampLifer.
  • Ataovy azo antoka ny ampmpanondro / mialohaamplifier is powered on and set to the correct input.
  • Jereo ny haavon'ny feo amin'ny findainao ampmpanondro / mialohaampLifer.
  • If using a USB input, ensure the correct drivers are installed on your computer (if required).
• Olana amin'ny fandefasana mivantana amin'ny tambajotra:
  • Ensure the Ethernet cable is securely connected to the LAN port.
  • Verify that your network router is functioning correctly.
  • Check the network configuration via the web interface (//x26.local) to ensure protocols like Roon, Airplay, UPnP, NAA, or Spotify are enabled.
  • Restart the X26III and your network router.
• Fampisehoana tsy mandeha:
  • If the unit has power but the display is blank, try cycling the power.
  • Mifandraisa amin'ny fanohanan'ny mpanjifa raha mbola mitohy ny olana.

Raha mbola mitohy ny olana rehefa avy nanandrana ireo vahaolana ireo dia mifandraisa amin'ny fanohanan'ny mpanjifa mba hahazoana fanampiana fanampiny.

8. Famaritana

8.1 Fampidirana nomerika

• LAN Support Protocols: Roon, Airplay, UPnP, NAA, Spotify (Configurable via web page, upgradable online)
• Hafaingan'ny LAN: 100/1000Mbps
• 10M Clock (BNC): Input impedance 50 Ohm, 0dBm-20dBm, CMOS square wave 0.2V-3.3V, Sine wave 0.5V-3.3V
• USB Interface: Supports PCM768K, DSD512, MQA full decoding (via XMOS XU216 USB AUDIO chip)

8.2 Analog Output

• Valiny matetika: 20-20kHz / +-0.3dB
• Saranga mavitrika: 128dB
• Ny tahan'ny famantarana amin'ny tabataba: >127dB
• Channel Crosstalk: 132dB @ 10kHz
• THD+N: <=0.0001% @ 1kHz
• IMDs: ≈0.001% @ -1dbfs
• RCA Output Level: 2.5Vrms (VOLUME FIXED)
• RCA Output Impedance: 100Ω
• XLR Output Level: 5.1Vrms (VOLUME FIXED)
• XLR Output Impedance: 100Ω
• XLR Interface Definition: American Standard (1 ground, 2 hot, 3 cold)

8.3 Other Parameters

• Famatsiana herinaratra AC: AC115V/230V 50/60Hz (Manual Switch)
• Fanjifana herinaratra: <25W
• Dimensions (excluding protrusions): W330mm * D260mm * H65mm
• Ny haben'ny fonosana: L420 * W360 * H175mm
• Weight with Package: 10KG (eo amin'ny 22.05 kilao eo ho eo)
• Laharana modely: GUSTARD X26III
• Mpanamboatra: GUSTARD
• Teknolojia fifandraisana: Ethernet, XLR, RCA, BNC
• Fitaovana mifanentana: Smartphone, Tablet, Personal Computer, Amplifier, Mpandahateny
• Fomba famoahana feo: Stereo
• Isan'ny fantsona: 2

Image 8.1: A summary of the technical specifications for the Gustard X26III, including digital input capabilities, analog output performance, and general device parameters.

9. Warranty sy fanohanana

Gustard products are designed for reliability and performance. While specific warranty details may vary by region and retailer, the manufacturer generally provides support for quality restoration for more than one year, covering repair and shipping costs for eligible issues.

For technical assistance, troubleshooting, or warranty inquiries, please contact your authorized dealer or the manufacturer's customer support. Support is typically available 24/7 to answer any questions you may have.

Raha mila fanazavana fanampiny dia azonao atao ny mitsidika ny KGUSS Store.