TOPPING DX9 Discrete DAC & Headphone AmpManual d'usuari més viu

Introducció

The TOPPING DX9 Discrete is a high-performance, fully balanced 1-Bit DAC and headphone amplifier designed for exceptional audio fidelity. It features a self-developed Discrete 1-Bit PSRM architecture, a six-channel NFCA headphone amplifier, and a hybrid relay volume control system. This manual provides detailed instructions for setting up, operating, and maintaining your DX9 Discrete to ensure optimal performance and longevity.

Informació de seguretat

Do not disassemble or modify the device. Unauthorized modifications may result in electric shock or product malfunction.
Manteniu el dispositiu allunyat de l'aigua, la humitat i les temperatures extremes.
Assegureu-vos una ventilació adequada per evitar el sobreescalfament. No obstruïu les obertures de ventilació.
Utilitzeu només l'adaptador d'alimentació subministrat amb el dispositiu.
Eviteu col·locar objectes pesats al dispositiu.
Desconnecteu el cable d'alimentació durant tempestes amb llamps o quan no l'utilitzeu durant períodes prolongats.

Contingut del paquet

Si us plau, comproveu el contingut del paquet en desempaquetar-lo:

TOPPING DX9 Discrete Unit x 1
Control remot x 1
Cable de CA x 1
Cable USB x 1
Antena Bluetooth x 1
Adaptador de 6.35 mm a 3.5 mm x 1
Targeta d'informació del producte x 1
Guia d'inici ràpid x 1

Image: Contents list of the TOPPING DX9 Discrete, showing the main unit, remote control, various cables, Bluetooth antenna, and adapters.

Producte acabatview

Panell frontal

TOPPING DX9 Discrete Front and Rear Panels

Imatge: Davant i darrere views of the TOPPING DX9 Discrete. The front panel features a display, control knob, and headphone outputs. The rear panel shows various input and output ports.

Visualització: Mostra l'entrada actual, sample rate, volume, and other settings.
Botó de control: Multi-functional knob for volume adjustment, menu navigation, and selection.
Sortida d'auriculars de 6.35 mm: Presa d'auriculars estàndard d'un sol extrem.
Sortida d'auriculars de 4.4 mm: Presa d'auriculars balancejada.
XLR-4 Headphone Output: Presa d'auriculars balancejada.
O/SEL Button: Power on/off and menu selection.

Panell posterior

XLR Line Out (L/R): Balanced analog audio output.
Sortida de línia RCA (E/D): Single-ended analog audio output.
IIS-LVDS Input: Digital audio input for high-resolution audio.
Entrada AES: AES/EBU digital audio input.
Optical 1/2 Input: Optical digital audio inputs.
Coaxial 1/2 Input: Coaxial digital audio inputs.
Entrada USB: USB-B port for connecting to a computer.
Port d'antena Bluetooth: Per connectar l'antena Bluetooth inclosa.
Entrada/sortida de disparador de 12 V: Per a un control d'energia sincronitzat amb altres dispositius.
Entrada d'alimentació de CA: Per connectar el cable d'alimentació de CA.
Interruptor d'alimentació: Interruptor principal d'alimentació del dispositiu.

Configuració

1. Potència de connexió

Connect the supplied AC power cable to the AC power input on the rear panel of the DX9 Discrete, then plug the other end into a wall outlet. Ensure the power switch is in the OFF position before connecting.

2. Connexió de fonts d'àudio

USB: Connect your computer or other USB audio source to the USB input port using a USB cable.
Optical/Coaxial/AES/IIS-LVDS: Connect your digital audio sources to the corresponding input ports.
Bluetooth: Screw the provided Bluetooth antenna onto the Bluetooth antenna port. Enable Bluetooth on your source device and pair with "TOPPING DX9 Discrete".

3. Connexió de sortides d'àudio

Line Out (XLR/RCA): Connecta't al teu poder amplifier or active speakers using XLR or RCA cables.
Headphone Outputs (6.35mm/4.4mm/XLR-4): Connect your headphones to the desired output jack on the front panel. Use the appropriate adapter if necessary.

Instruccions de funcionament

1. Funcionament bàsic

Encès/apagat: Flip the main power switch on the rear panel to ON. Press the O/SEL button on the front panel or the remote control to power on/off the device from standby.
Control de volum: Rotate the control knob on the front panel or use the volume buttons on the remote control to adjust the volume.
Selecció d'entrada: Press the control knob on the front panel or the input selection button on the remote control to cycle through available inputs.

2. Configuració de la pantalla

The DX9 Discrete features dual 2.0” Aurora UI displays. You can customize various display settings:

Tema: Choose from various color themes for the display.
Brillantor: Ajusteu la brillantor de la pantalla.
VU Style: Select different VU meter styles (e.g., FFT, Classic VU).

Image: Various display options and themes shown on the TOPPING DX9 Discrete's Aurora UI.

3. Configuració avançada

Access the setup menu by pressing and holding the control knob when the device is off, then power it on. Rotate the knob to navigate and press to select.

Filtre PCM: Select different PCM digital filters to fine-tune the sound characteristics.
Espera automàtica: Configure the device to automatically enter standby mode after a period of inactivity.
Line Out Channel: Adjust settings for the line output channels.
Mode de sortida: Switch between DAC, Pre-amplifier, or Headphone Amplifier modes.
Auriculars Amp Guany: Adjust the gain level for the headphone amplifier to match your headphones' sensitivity.
Configuració de Bluetooth: Manage Bluetooth pairing and connection options.

4. PEQ Function

The DX9 Discrete features a high-precision ten-band parametric equalizer (PEQ). This allows for detailed customization of frequency response. You can adjust gain, bandwidth, and target curves via desktop software and store multiple profiles.

TOPPING DX9 Discrete Ten-Band PEQ Interface

Image: Screenshot of the desktop software interface for the ten-band parametric equalizer (PEQ) on the TOPPING DX9 Discrete, showing adjustable frequency bands, gain, and Q-factors.

5. Crossfeed Function

Utilize the advanced convolution-based crossfeed processing to recreate natural spatial cues and reduce the 'in-head' effect often experienced with headphones. An enhanced BS2B mode is included for a more speaker-like listening experience.

Manteniment

Netegeu el dispositiu amb un drap suau i sec. No utilitzeu netejadors líquids ni aerosols.
Manteniu el dispositiu lliure de pols i residus.
Guardeu el dispositiu en un lloc fresc i sec quan no l'utilitzeu.

Resolució de problemes

Problema	Causa possible	Solució
Sense sortida de so	Incorrect input/output selection, loose cables, low volume.	Verify input/output settings, check all cable connections, increase volume.
El dispositiu no s'encén	Power cable not connected, main power switch off.	Ensure power cable is securely connected, flip main power switch to ON.
Problemes de connexió Bluetooth	Antenna not connected, device not in pairing mode, interference.	Attach Bluetooth antenna, ensure device is in Bluetooth input mode, try re-pairing.
Àudio distorsionat	Input signal too high, incorrect gain setting, faulty cable.	Reduce source volume, adjust headphone amp gain, try a different cable.

Especificacions

Dimensions del producte: 13.4 x 8.8 x 2.4 polzades
Pes de l'article: 5 lliures
Arquitectura DAC: Discrete 1-Bit PSRM (16 elements per channel)
Interval dinàmic: 131 dB
SNR: 131 dB
THD+N: < 0.00006%
Auriculars Ampmés viu: Six-channel discrete NFCA, up to 7080 mW x2 @ 32Ω
Control de volum: Hybrid Relay-Resistor Network
Igualació: Ten-Band Parametric EQ
Jitter Suppression: CPLD, as low as –160 dB
Bluetooth: 5.1 (LDAC, aptX HD, AAC)
Entrades: USB, IIS, AES, Coaxial, Optical, Bluetooth
Sortides: Balanced XLR, RCA Line/Preamp, 6.35mm, 4.4mm, XLR-4 Headphone Ports
Connectors: NEUTRIK
Visualització: Dual 2.0” Aurora UI

Garantia i Suport

TOPPING provides a limited warranty for the DX9 Discrete against defects in materials and workmanship under normal use. The warranty period typically covers one year from the date of purchase. Please refer to the product information card included in your package or visit the official TOPPING weblloc web per obtenir informació detallada sobre els termes i condicions de la garantia.

Per a assistència tècnica, assistència per a la resolució de problemes o reclamacions de garantia, poseu-vos en contacte amb el servei d'atenció al client de TOPPING a través del seu servei oficial. website or the retailer from whom you purchased the product. Keep your proof of purchase for warranty validation.

Informació addicional

Discrete 1-Bit PSRM Architecture

The DX9 Discrete utilizes TOPPING’s self-developed PSRM module, featuring 16 discrete elements per channel. This design achieves an impressive 131 dB dynamic range and 131 dB SNR, contributing to exceptional clarity and musical realism.

Imatge: Detallada view of the self-developed PSRM architecture within the DX9 Discrete, highlighting the 16-element module for each channel.

Fully Balanced DAC & Headphone Amp

Independent DAC and amplifier power circuits ensure ultimate channel separation and ultra-low noise. The six-channel discrete NFCA headphone amplifier delivers up to 7080 mW x2 @ 32Ω, providing effortless control for a wide range of headphones.

TOPPING DX9 Discrete Internal Components

Imatge: Interna view of the TOPPING DX9 Discrete, showcasing the six-channel discrete NFCA high-performance headphone amplifier module and independent DAC/headphone amp circuits.

Jitter ultra baix

A CPLD paired with a precision clock optimizes the digital signal and performs dual-stage purification, achieving deep jitter suppression and reducing artifacts to near zero for clearer, more defined vocals and instruments. The AK4118 receiver handles coaxial, optical, and AES inputs, delivering an ultra-clean digital signal with jitter as low as 50 ps RMS, supporting up to 768 kHz PCM and DSD512.

TOPPING DX9 Discrete Jitter Suppression Block Diagram

Image: Block diagram illustrating the CPLD jitter suppression and precision clock system within the TOPPING DX9 Discrete.

Vídeo oficial del producte

Video: An official product video from TOPPING showcasing the DX9 Discrete DAC and Headphone Amplifier, highlighting its design and features.