Fanmusic DX3 Pro+
Fanmusic Topping DX3 Pro+ DAC and Headphone Amplivligere brugervejledning
Model: DX3 Pro+
Brand: Fanmusic
1. Introduktion
The Topping DX3 Pro+ is a high-performance Digital-to-Analog Converter (DAC), headphone amplifier, and pre-amplifier designed to deliver exceptional audio quality. It features an ES9038Q2M DAC chip, NFCA headphone amplifier circuit, and Bluetooth 5.0 with LDAC support, offering versatile connectivity and superior sound reproduction for various audio setups.
2. Sikkerhedsoplysninger
- Enheden må ikke skilles ad eller ændres. Uautoriserede ændringer kan ugyldiggøre garantien og udgøre en sikkerhedsrisiko.
- Hold enheden væk fra vand, fugt og ekstreme temperaturer.
- Use only the provided power adapter. Using an incorrect power supply can damage the device.
- Sørg for korrekt ventilation omkring enheden for at forhindre overophedning.
- Undgå at udsætte enheden for direkte sollys eller varmekilder.
- Bloker ikke ventilationsåbninger.
- Disconnect the power cable during lightning storms or when unused for extended periods.
3. Produktet er slutview
3.1 Frontpanel

Figur 3.1: Front view of the Topping DX3 Pro+ in silver. The front panel features a digital display showing current input and sample rate, a 3.5mm headphone output jack, and a multi-function knob for volume control and menu navigation.
- Vise: Shows current input source, sample rate, and volume level.
- Hovedtelefonudgang: 3.5 mm stik til tilslutning af hovedtelefoner.
- Multifunktionsknap: Rotates to adjust volume, press to select menu options or change input.
3.2 Bagpanel

Figur 3.2: Bag view of the Topping DX3 Pro+ in black. From left to right, it includes RCA Left and Right outputs, two Coaxial inputs (COAX 1, COAX 2), an Optical input, a USB-B input, a Bluetooth antenna connector, and a DC 15V power input.
- RCA-udgang (V/H): Analog line outputs for connecting to a power amplifier eller aktive højttalere.
- Coaxial Input (COAX 1, COAX 2): Digital audio inputs.
- Optisk indgang: Digital lydindgang.
- USB-indgang: USB-B port for connecting to a computer or other USB audio source.
- Bluetooth-antenne: Connector for the included Bluetooth antenna.
- DC 15V strømindgang: Til tilslutning af den eksterne strømadapter.
3.3 Dimensioner

Figur 3.3: Physical dimensions of the DX3 Pro+. The unit measures approximately 12.0 cm in width, 16.5 cm in depth, and 4.0 cm in height.
4. Opsætning
- Tilslut strøm: Connect the provided DC 15V power adapter to the DX3 Pro+ and then to a power outlet.
- Tilslut Bluetooth-antenne: Screw the included Bluetooth antenna onto the antenna connector on the rear panel.
- Tilslut lydkilde:
- USB: Connect a USB-B cable from your computer or audio source to the USB input on the DX3 Pro+.
- Koaksial/Optisk: Connect your digital audio source (e.g., CD player, TV) to the COAX 1, COAX 2, or Optical inputs.
- Bluetooth: Ensure the antenna is connected. The device will be discoverable for pairing.
- Tilslut lydudgang:
- Hovedtelefoner: Plug your headphones into the 3.5mm headphone jack on the front panel.
- Ekstern Amplifier/Active Speakers: Connect the RCA outputs on the rear panel to your power ampeller aktive højttalere ved hjælp af RCA-kabler.
- Install Drivers (for USB on Windows): For optimal performance with Windows computers, it is recommended to download and install the latest USB drivers from the official Topping website. For macOS and Linux, drivers are typically not required.
5. Driftstilstande
The DX3 Pro+ offers four distinct output modes to suit various audio setups. These modes can typically be cycled through by pressing the multi-function knob or using the remote control.
- Hovedtelefoner Amp Mode: Audio is output only through the 3.5mm headphone jack. The RCA outputs are inactive.
- Hovedtelefoner Amp + Line Out Mode: Audio is simultaneously output through both the 3.5mm headphone jack and the RCA line outputs. The volume control affects both outputs.
- DAC Mode (Fixed Line Out): Audio is output only through the RCA line outputs at a fixed, maximum volume level. The headphone output is inactive, and the volume knob does not control the RCA output. This mode is suitable when connecting to a pre-amplifier eller integreret amplifier with its own volume control.
- før-amplifier Mode (Variable Line Out): Audio is output only through the RCA line outputs, and the volume can be adjusted using the multi-function knob. The headphone output is inactive. This mode is suitable for connecting directly to a power amplifier or active speakers where the DX3 Pro+ acts as the volume controller.
6. Bluetooth-forbindelse
The DX3 Pro+ supports Bluetooth 5.0 with LDAC, AAC, SBC, aptX, aptX LL, and aptX HD protocols, allowing for high-quality wireless audio streaming.
- Select Bluetooth Input: Use the multi-function knob or remote control to select "BT" as the input source on the DX3 Pro+. The display will indicate Bluetooth mode.
- Aktiver parringstilstand: The device should automatically enter pairing mode when Bluetooth input is selected for the first time or if no device is connected. If not, consult the full manual for specific pairing instructions (often involves a long press of the knob or a remote button).
- Par med enhed: On your smartphone, tablet, or computer, go to Bluetooth settings and search for available devices. Select "Topping DX3 Pro+" from the list to pair.
- Start streaming: Once paired, audio from your device will be streamed wirelessly to the DX3 Pro+.

Figur 6.1: The DX3 Pro+ utilizes the QCC5125 Bluetooth chipset, supporting high-resolution wireless audio codecs like LDAC.
7. Vedligeholdelse
- Rensning: Brug en blød, tør klud til at rengøre enhedens yderside. Brug ikke flydende rengøringsmidler eller slibende materialer.
- Opbevaring: Hvis enheden opbevares i længere tid, skal den afbrydes fra strømmen og opbevares et køligt og tørt sted.
- Ventilation: Ensure that the ventilation holes are not obstructed to maintain proper airflow and prevent overheating.
8. Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen lyd fra hovedtelefoner/højttalere. | Incorrect input selected, low volume, incorrect output mode, loose cables. |
|
| Enheden genkendes ikke af computeren via USB. | Missing/outdated USB drivers (Windows), loose USB cable, USB port issue. |
|
| Problemer med Bluetooth-forbindelse. | Device not in pairing mode, interference, already connected to another device. |
|
| Forvrænget eller dårlig lydkvalitet. | Forkert sample rate settings, faulty cables, source quality. |
|
9. Specifikationer
- Model: DX3 Pro+
- DAC-chip: ES9038Q2M
- Bluetooth-chipset: QCC5125
- Bluetooth version: 5.0
- Bluetooth codecs: LDAC, AAC, SBC, aptX, aptX LL, aptX HD
- USB-indgang: Supports DSD512, PCM up to 768kHz
- Hovedtelefoner Amplivligere: NFCA circuit, optimized for ultra-low noise and distortion.
- Output Power (Headphone): 1800mW x 2 @ 32Ω, 250mW x 2 @ 300Ω
- Outputtilstande: Hovedtelefoner Amp, Hovedtelefoner Amp + Line Out, DAC (Fixed Line Out), Pre-amplifier (Variable Line Out)
- Indgange: USB, Coaxial (x2), Optical, Bluetooth
- Udgange: 3.5mm Headphone Jack, RCA L/R
- Dimensioner: Approximately 12.0 cm (W) x 16.5 cm (D) x 4.0 cm (H)
- Vægt: 1.8 pund (ca. 0.82 kg)
- Strømindgang: DC 15V

Figur 9.1: Key features and specifications of the DX3 Pro+.

Figur 9.2: System framework diagram illustrating the internal signal processing and architecture of the DX3 Pro+.

Figur 9.3: Comparison of specifications between the DX3 Pro+ and the previous DX3Pro (LDAC Version).
10. Garanti og support
For warranty information, technical support, or service inquiries, please refer to the documentation included with your purchase or contact the retailer or manufacturer directly. Keep your proof of purchase for warranty claims.
Manufacturer: TOPPING
Brand: Fanmusic
11. Officielle produktvideoer
No official product videos from the seller are available in the provided data for embedding in this manual.
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