DAC Audio DS4 USB iOS Coaxial Bluetooth Decoder Heasphone Amplifier User Manual

DAC Audio DS4 USB iOS Coaxial Bluetooth Decoder Heasphone Amplifier User Manual & troubleshooting

DS4
V1 0
User Manual
(Please read this manual carefully before use)

Letter Of Thanks

Dear Customer: Hello!
Gratitude for the source of benefit.We know that every progress and success we achieve cannot be separated from the customer’s concern, trust and support.Your understanding and trust are a powerful driving force for our progress;and your care and support is an inexhaustible source of our growth.
The road to Taobao is full of ups and downs.If you receive an item, for any reason, there is something dissatisfied, first we apologize to you.Please contact us in time, I believe that our after-sales will be handled properly for you and let you be satisfied.We look forward to receiving your praise, if you are satisfied with our goods and services,your trust and satisfaction is our driving force.
In the years to come, we will continue to bring comfort and enjoyment to the listeners,and to improve the after-sales service system.I believe that our cooperation will be more enjoyable and I hope to continue to receive your support!
Wish you a happy life

Panel Schematic

DAC Audio DS4 USB iOS Coaxial Bluetooth Decoder Heasphone Amplifier User Manual  & troubleshooting 1

Note:

  1. Do not connect the USB to both interfaces at the same time.
  2. Our custom line can support Android phone OTG in USB mode

Product Parameters

Input interface: USB iOS Coaxial Bluetooth
Output interface Stereo lotus seat, 3.5 headphone holder
Distortion: <0.0003%
Signal to noise ratio: 129dB
Headphone output impedance: 16-600R
Switching mode: knob button switching
Maximum output level: 2V
Sampling rate: Coaxial: 384kHz-32bit/USB decoding: 192kHz-24bit
Panel material: 8mm alloy wire drawing
Dimensions: 112*105*40mm

Precautions

  1. When USB is connected to the computer for the first time, you need to install the driver, and it can be used after the installation is completed.
  2. USB port and iOS port cannot be connected at the same time. Otherwise, there will be an unrecognizable phenomenon.
  3. In order to protect your hearing, please turn the volume knob to the minimum before using the headphone.
  4. If there are other problems, please scan the code to contact customer service, and we will serve you sincerely.

Troubleshooting

Phenomenon Cane Cause Analysis Approach
Computer USB playback is silent Detect if the system audio hasanXMOSdevice,and the
DAC front mod needs to be selected as USB.TheXMOS
driver can be reloaded once the DAC is not recognized.
Playback software Try to change the different playback software(FB2000/
CoolDog/Thousands) Play the software settings output as XMOS…
P.m wiring Try to connect different headphones and amplifier speakers. to check if they are in place and setcorrectly.
Optical fiber-coaxial
playback silent
Setting problem The player (computer/TV/DVD…)settings correspond to
digital output,
Select the corresponding mode in front of the DAC (optical
fiber/coaxial)
Channel problem DAC is a stereo device, output mode/playback source needs to be selected as PCM stereo
USB playback has
noise
Power
interference
DAC for a separate power outlet(keep the power of
computer or speaker far away)
Equipment interference Place the DAC farther away from other electronic playback devices
USB play card or pop Song problem Try different playback software (FB2000/CuGou /Qian Qian) with different song detection
CPU usage is too high Try to shut down other software to play the song separately
Do not play the wiring to start the noise (beep… ) Wiringground problem Change other audio cables and reinsert them
Signal interference The DAC is not connected to the input, and the direct output is connected to the amplifier to detect if there is a problem.
Sound quality is not good Sound source quality problem Recommended use high-quality lossless music as the sound source
Downtime problem The new machine needs a period of time to take the aging
the process to achieve good results (accumulated more than 76hours)
Player selection The computer recommends using F00BAR2000 playback software (required for fans), load and installing AS10 and selecting as output mode.

The above problems or methods have not been solved, please contact us Taobao after-sales customer service, and we will deal with the problem in time!

FAQ


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Is DAC Audio DS4 USB iOS Coaxial Bluetooth Decoder Heasphone Amplifier User Manual stuck or not working properly? By resetting it you can set it back to the standard settings and everything should be back to normal. This works in many cases when problems arise.

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