How to fix no sound when PC-USB connects to PC with Fosi Audio DAC-Q4?
If your PC-USB connection to your PC isn't producing any sound with your Fosi Audio Amplifier, first press the PC-USB operation to confirm whether the digital playback output has been selected. Additionally, some computers' USB ports on the front panel may be low quality, so try changing the USB port, preferably using the USB port on the back panel of the computer.
What to do if Fosi Audio DAC-Q4 Amplifier has noise through USB input without Dolby/DTS audio?
If you're experiencing noise through the USB input with your Fosi Audio Amplifier, despite not using Dolby/DTS audio, it might be due to unstable data transmission from some USB ports. Try switching the USB port to USB 3.0 or a back USB port and try again. You can also try again with another computer, replace the PC-USB cable and retest. If the original cable is faulty, contact us for compensation. As an alternative, change the power supply adaptation and retest.
How to enable RCA analog output on Fosi Audio Q4 Amplifier?
To get the RCA analog output working on your Fosi Audio Q4, check if the headphone output is plugged into a headphone. If it is, unplug the headset to simulate RCA output.
General| Brand | Fosi Audio |
|---|---|
| Model | DAC-Q4 |
| Category | Amplifier |
| Language | English |
Identifies and describes the controls and indicators on the front of the DAC-Q4.
Details the input/output connections and power input on the rear of the device.
Step-by-step instructions for connecting the DAC-Q4 to a Windows PC via USB.
Provides solutions for issues causing continuous white noise, often related to audio formats.
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