1. Produktet er slutview
The Topping E50 is a high-performance Digital-to-Analog Converter (DAC) and preamplifier designed to deliver exceptional audio quality. Featuring the ES9068AS DAC chip and XMOS XU216 processor, it supports high-resolution audio formats including MQA, DSD512, and PCM768kHz. Its versatile connectivity and ultra-low noise design make it suitable for various audio setups, from PC-HIFI systems to professional audio environments.

Billede: Forside view of the Topping E50 MQA Full DAC, showcasing dens kompakte design og display.
Nøglefunktioner
- ES9068AS DAC Chip: Utilizes the latest high-performance DAC chip for realistic and transparent sound.
- XMOS XU216 Processor: Supports USB inputs up to DSD512 Native and PCM768kHz.
- MQA Fuld Dekoder: Unfolds MQA files to deliver the highest possible sound quality.
- Ultra-low Jitter: CPLD processing optimizes digital signals for incredible jitter suppression.
- Alsidige udgange: Features selectable RCA and TRS balanced outputs.
- 5V strømforsyning: Easily powered via USB port of a PC, mobile phone charger, or power bank.
- Auto tænd/sluk funktion: Automatically turns on and selects input when a valid signal is detected, and turns off after 1 minute of invalid signal.
2. Opsætning og forbindelser
2.1 Strømtilslutning
The E50 requires a DC 5V power supply. Connect the provided USB-C cable to the 'POWER' port on the rear panel of the E50 and to a suitable 5V power adapter (not included), a PC USB port, or a power bank. Ensure the power source can provide at least 1A.
2.2 Indgangsforbindelser
Connect your audio source to the E50 using one of the following input options:
- USB-indgang: Connect a computer, mobile phone, or tablet to the 'USB' port on the rear panel using a USB-A to USB-C cable. This port is used for both data transfer and power if the source provides sufficient current.
- Optical Input (TOSLINK): Connect devices such as CD players, digital broadcasting, or TVs to the 'OPTICAL' port.
- Koaksial indgang: Connect devices with coaxial digital output to the 'COAXIAL' port.

Image: Rear panel of the Topping E50, showing USB, Optical, and Coaxial input ports, along with power input.
2.3 Udgangsforbindelser
Connect the E50 to your amplifier or active speakers using the following output options:
- RCA-udgang: Use RCA cables to connect to single-ended inputs on your amplifier eller aktive højttalere.
- TRS Balanced Output: Use 6.35mm TRS cables to connect to balanced inputs on your amplifier eller aktive højttalere.
Note: The TRS output of the E50 does not support any adapter to convert to single-ended, nor can it be directly connected to headphones.

Image: Rear panel of the Topping E50, highlighting the selectable RCA and TRS output ports.
3. Betjeningsvejledning
3.1 Tænd/sluk og standby
- Tænd: When connected to power, the E50 enters standby mode. Press the multi-function touch button on the front panel or the power button on the remote control to turn it on.
- Standby: When the E50 is working, press and hold the multi-function touch button on the front panel to enter standby. You can also press the power button on the remote control.
- Automatisk tænd/sluk: The E50 features an auto On/Off function. It will automatically turn on and set to the input with a valid signal. If the selected input signal is invalid for 1 minute, the E50 will automatically turn off.
3.2 Input Channel Switching
Press the multi-function touch button on the front panel to cycle through available input channels (USB, Optical, Coaxial). Alternatively, use the left/right arrow buttons on the remote control to switch inputs.
3.3 Output Mode Setting (DAC Mode / Pre-Amp mode)
The E50 can operate in two output modes:
- DAC Mode (m-d): Volume is non-adjustable. The E50 acts as a pure DAC, outputting a fixed line level.
- før-Amp Mode (m-P): Volume is adjustable. The E50 functions as a DAC with a preamplifier, allowing volume control. This is the default mode.
To change the output mode, press and hold the multi-function touch button on the front panel for 3 seconds to enter the setup menu. Use the touch button to navigate to the output mode setting and select your desired mode.
3.4 Lydstyrkekontrol
In Pre-Amp Mode, you can adjust the volume using the up/down arrow buttons on the remote control. Long pressing the volume buttons will quickly adjust the volume. Be careful to protect your hearing.
3.5 Fjernbetjeningsfunktioner
The E50 comes with a remote control for convenient operation. Functions include:
- Tænd/sluk (Standby)
- Lydstyrke op/ned
- Switch to Previous/Next Input
- Stum
- Filterindstilling
- Justering af lysstyrke
- Output Channel Switching

Image: The remote control for the Topping E50, showing various buttons for power, volume, input selection, and settings.
3.6 Output Channel Switching
Double press the multi-function touch button on the front panel to switch between RCA output, TRS output, or both simultaneously. The display will indicate the active output.
3.7 Indstilling af lysstyrke
You can adjust the display brightness using the remote control. Options typically include Low, Mid, and High. The display will turn off automatically after 30 seconds of no operation when the screen is off, only the current input is displayed.
4. Specifikationer
| Feature | Beskrivelse |
|---|---|
| DAC-chip | ES9068AS |
| USB Processor | XMOS XU216 |
| USB Input Support | PCM 44.1kHz-768kHz/16bit-32bit, DSD DSD64-DSD512 (Native), DSD64-DSD256 (DoP), MQA Full Decode |
| Coaxial/Optical Input Support | PCM 44.1kHz-192kHz/16bit-24bit, DSD DSD64 (DoP), MQA Renderer Decode |
| Produktion | 1x TRS (L+R), 1x RCA (L+R) |
| THD+N @ 1kHz (A-wt) | <0.00009% (TRS), <0.00010% (RCA) |
| Dynamisk område @ 1kHz (A-wt) | 126dB (TRS), 124dB (RCA) |
| SNR @ 1kHz (A-wt) | 126dB (TRS), 124dB (RCA) |
| Udgangsniveau | 4Vrms @0dBFS (TRS), 2Vrms @0dBFS (RCA) |
| Strømindgang | DC5V/1A |
| Dimensioner | 12.5 x 13.1 x 2.6 cm (ca.) |
| Vægt | 465 g (ca.) |
5. Fejlfinding
| Fænomen | Årsag | Løsning |
|---|---|---|
| Ingen lyd | Forkert input valgt Forkerte kabelforbindelser Lyden er dæmpet Lydkilde ingen udgang | Vælg den korrekte indgang Check and reconnect cables Skru op for lyden Adjust or check the audio source |
| USB genkendte ikke | USB-kabel beskadiget PC's USB port damaged The OTG function of the phone is disabled | Check or change the USB cable Change to another USB port Enable OTG function on your phone |
| USB-indgang, ingen lyd | Utilstrækkelig strømforsyning For lav lydstyrke på pc E50 is not selected as the default audio device on PC | Supply power to POWER port separately Adjust PC volume Set E50 as the default audio device in PC settings |
| Bluetooth-indgang, ingen lyd | Kan ikke parre Bluetooth Svagt signal på grund af lang afstand For lav lydstyrke på telefonen | Enter pairing mode first Take the device closer to E50 and connect again Adjust phone volume |
| Display DCIN ERR LOW/HIGH | Input voltage abnormal (low/high) | Connect DC5V power supply to POWER port |
| Display DAC ERR | DAC unormal | Kontakt kundesupport |
6. Forholdsregler
- Udgangsstikkene må ikke være jordet eller kortsluttet.
- Opbevar ikke enheden i et varmt, fugtigt miljø, og slå ikke enheden kraftigt.
- Åbning af etuiet bortfalder øjeblikkeligt garantien!
- Kun indendørs brug.
- Topping påtager sig intet ansvar for tab eller skader, der opstår direkte eller indirekte som følge af fejl på E50.
- Til forbedringsformål kan specifikationer ændres uden forudgående varsel.
7. Mediegalleri
Produktfunktions højdepunkter
Video: En detaljeret oversigtview of the Topping E50's key features, including its DAC chip, MQA support, and various functionalities.
Video: An additional video highlighting the Topping E50 MQA Mini Hifi DAC, showcasing its compact size and audio capabilities.
Produkt overview
Video: Et generelt produkt overview video providing a visual introduction to the Topping E50.
8. Garanti og support
Fanmusic products are designed and manufactured to the highest quality standards. For warranty information and technical support, please refer to the official Fanmusic webwebstedet eller kontakt din autoriserede forhandler. Gem din købskvittering som købsbevis i tilfælde af garantikrav.