1. Produktet er slutview
The Fanmusic XDUOO XD-05 Plus is a portable high-performance DAC (Digital-to-Analog Converter) and headphone amplifier. It is designed to enhance audio quality from various digital and analog sources, providing a powerful and detailed listening experience for a wide range of headphones.

Billede 1.1: Forside view of the Fanmusic XDUOO XD-05 Plus Headphone Ampløfter, showcasing its sleek silver design and the 'XD05 Plus' branding.
Nøglefunktioner:
- Højtydende DAC: Utilizes AK4493EQ and XMOS XU208 chips for asynchronous transfer, supporting up to 32Bit/384KHz PCM and DSD256 signals.
- Alsidig tilslutning: Supports USB, Coaxial, Optical, and AUX IN inputs, compatible with Windows XP/7/8/10, Mac OS X, iOS, and Android systems.
- Kraftig output: Delivers 1000mW output power into a 32-ohm load, capable of driving demanding headphones.
- Interchangeable Op-Amps: Features a dual interchangeable op-amp design, allowing users to customize the sound signature.
- Lang batterilevetid: Equipped with a built-in 3.8V/5000mAh rechargeable li-polymer battery, offering extended playback times.
2. Product Components and Architecture
The XD-05 Plus incorporates advanced internal components to ensure high-fidelity audio reproduction and efficient power management.

Image 2.1: Diagram illustrating the professional high-performance chips, including XMOS XU208 and AKM AK4493EQ, which process audio signals in asynchronous transfer mode.

Image 2.2: Block diagram of the professional HIFI power supply system, showing the battery, PMU, LDO circuits, and independent power delivery to various components like the decoder chip, LPF, amp, and XMOS.

Image 2.3: Illustration highlighting the powerful 3.8V/5000mAh rechargeable li-polymer battery, indicating extended battery life for USB, SPDIF, and AUX inputs.
3. Kontrolelementer og forbindelser
Familiarize yourself with the controls and connection ports on the XD-05 Plus for optimal operation.

Billede 3.1: Top-down view of the XD-05 Plus, indicating the positions of the Phone output, BOOST switch, BASS switch, GAIN switch, and Volume knob, along with the display showing input and samplang hastighed.
Kontrol på frontpanelet:
- PHONE Output: 3.5 mm hovedtelefonudgang.
- BOOST-kontakt: Increases thrust for higher power output.
- BASS Switch: Toggles bass boost function on or off.
- GAIN-knap: A 3-setting switch to adjust gain according to headphone impedance and sensitivity.
- VOLUME knap: Rotary control for adjusting the audio output level.
Side/Rear Connections:
- USB-indgang: For connecting to computers (Windows, Mac) and mobile devices (iOS, Android).
- OPTISK indgang: For digital audio input from optical sources.
- COAXIAL input: For digital audio input from coaxial sources.
- AUX IN: Til analog lydindgang.
- Opladningsport: USB-C-port til opladning af det interne batteri.
4. Opsætningsvejledning
4.1 Indledende opladning
- Connect the provided USB charging cable to the USB-C charging port on the XD-05 Plus.
- Tilslut den anden ende af kablet til en USB-strømadapter (medfølger ikke) eller en computers USB-port.
- Allow the device to charge fully before first use. The charging indicator will show the charging status.
4.2 Tilslutning til kildeenheder
The XD-05 Plus supports various input methods:
- USB-forbindelse: Use a USB cable to connect the XD-05 Plus to your computer or mobile device. Ensure necessary drivers are installed for Windows systems (refer to manufacturer's webhjemmeside for chauffører).
- Optisk/koaksial forbindelse: Connect your digital audio source (e.g., CD player, TV) to the OPTICAL or COAXIAL input ports using appropriate cables.
- AUX IN-forbindelse: Connect an analog audio source (e.g., portable music player) to the AUX IN port using a 3.5mm audio cable.
4.3 Tilslutning af hovedtelefoner
Plug your headphones into the 3.5mm PHONE output jack on the front panel of the XD-05 Plus.
5. Betjeningsvejledning
5.1 Tænd/sluk
To power on the device, press and hold the power button (usually integrated with the volume knob or a separate button). Repeat the action to power off.
5.2 Indgangsvalg
Use the input selection button (or switch) to cycle through available inputs: USB, SPDIF (Optical/Coaxial), and AUX IN. The current input will be displayed on the screen.
5.3 Lydstyrkejustering
Rotate the VOLUME knob clockwise to increase the volume and counter-clockwise to decrease it. Start with a low volume level and gradually increase to a comfortable listening level.
5.4 Forstærkningsindstillinger
The GAIN switch allows you to match the amplifier's output to your headphones' sensitivity. Select a lower gain setting for sensitive IEMs and a higher gain setting for less sensitive, high-impedance headphones. Experiment to find the optimal setting that provides sufficient volume without distortion.
5.5 Bass Boost-funktion
Toggle the BASS switch to activate or deactivate the bass boost feature. This can enhance the low-frequency response for certain music genres or personal preference.
5.6 Increased Thrust (BOOST)
Engage the BOOST switch to increase the amplifier's thrust, providing more power for very demanding headphones. Use this setting cautiously to avoid overdriving your headphones or causing discomfort.
5.7 Op-Amp Replacement (Advanced Users)
The XD-05 Plus features interchangeable op-amps. Refer to the manufacturer's detailed guide for safe replacement procedures. Ensure the device is powered off and disconnected from all sources before attempting any internal modifications.
6. Vedligeholdelse
- Rensning: Brug en blød, tør klud til at rengøre enhedens yderside. Undgå at bruge flydende rengøringsmidler eller opløsningsmidler.
- Batteripleje: To prolong battery life, avoid fully discharging the device frequently. Store the device with a partial charge if not used for extended periods.
- Opbevaring: Store the XD-05 Plus in a cool, dry place away from direct sunlight and extreme temperatures.
- Håndtering: Håndter enheden forsigtigt for at undgå fysisk skade. Undgå at tabe den eller udsætte den for kraftige stød.
7. Fejlfinding
If you encounter issues with your XD-05 Plus, refer to the following common problems and solutions:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen lydudgang | Incorrect input selected; Volume too low; Headphones not connected properly; Source device not playing audio. | Verify the correct input is selected. Increase volume. Ensure headphones are fully plugged in. Check audio playback on the source device. |
| Forvrænget lyd | Volume too high; Incorrect gain setting; Faulty audio cable; Source audio quality is poor. | Reduce volume. Adjust gain setting. Try a different audio cable. Check the quality of the source audio file eller stream. |
| Enheden tænder ikke | Battery is depleted; Device malfunction. | Charge the device fully. If the issue persists after charging, contact customer support. |
| Connectivity issues (e.g., USB not recognized) | Missing or outdated drivers (Windows); Faulty USB cable; Incorrect USB port. | Install or update USB drivers from the manufacturer's website. Try a different USB cable or port. Restart both the device and the computer. |
| Batteriet oplades ikke | Faulty charging cable or adapter; Charging port damage. | Prøv et andet USB-C-kabel og en anden strømadapter. Sørg for, at opladningsporten er ren og fri for snavs. |
8. Specifikationer
Detailed technical specifications for the Fanmusic XDUOO XD-05 Plus Headphone Amplivligere:

Image 8.1: Visual representation of the device's dimensions and a summary of its key technical parameters.
| Parameter | Værdi |
|---|---|
| Kompatibel OS | Windows XP/7/8/10, Mac OS X, iOS, Android system |
| Udgangseffekt | 1000mW (32ohm load) |
| Frekvensrespons (AMP) | 10Hz-100KHz (±0.5dB) |
| Frequency Response (USB/SPDIF) | 20Hz-20KHz (±0.5dB) |
| USB Sampling Rate (PCM) | 16-32bit/44.1-384kHz |
| USB Sampling Rate (DSD) | DOP/NATIVE mode, DSD64-256 (1Bit/2.8M-11.2M) |
| USB Sampling Rate (DXD) | 24-32bit/352.8k-384khz |
| OPT/COAX Sampling Rate (PCM) | 16-24Bit/44.1K-192KHz |
| OPT/COAX Sampling Rate (DSD) | 1Bit/2.82Mhz (DOP) |
| THD+N (USB-INDGANG/SPDIF-INDGANG) | 0.0016 %@1kHz |
| THD+N (AUX IN) | 0.0009%@1kHZ |
| S/N-forhold | 117dB |
| Krydstale | >75dB |
| Batteri | 3.8V/5000mAh rechargeable li-polymer |
| Battery Life (USB IN) | ≥13 timer |
| Battery Life (SPDIF IN) | ≥21 timer |
| Battery Life (AUX IN) | ≥40 timer |
| Størrelse | 139 x 75.2 x 22.8 mm |
| Vægt | 276 g |
| Speciel funktion | Genopladeligt batteri |
| Forbindelsesteknologi | USB, Optical, Coaxial, AUX IN (Bluetooth via optional 05BL PRO) |
9. Garanti og support
Oplysninger om produktgaranti og kundesupport findes typisk i din købsdokumentation eller på producentens officielle hjemmeside. webwebsted. Se venligst disse ressourcer for detaljer om garantidækning, service og teknisk assistance.