1. ບົດແນະນຳ
The LiNKFOR USB DAC Audio Converter (Model DAC070) is designed to convert audio signals from a computer or game console's USB port into various audio output formats. This device functions as an external sound card, providing digital optical (SPDIF), coaxial, analog stereo RCA L/R, and 3.5mm headphone jack outputs.
It is compatible with Windows, Mac, PS3, PS4, and PS5 systems, allowing connection to soundbars, 2.0 channel speakers, and headphones.

Image 1.1: LiNKFOR USB DAC Audio Converter and included USB cable.
2. ເນື້ອໃນຊຸດ
ກວດສອບວ່າລາຍການທັງຫມົດແມ່ນມີຢູ່ໃນຊຸດ:
- 1x LiNKFOR USB DAC Audio Converter (Model DAC070)
- 1x 1.5m USB Data Cable
- 1x ຄູ່ມືຜູ້ໃຊ້

ຮູບພາບ 2.1: ເນື້ອໃນຂອງຊຸດຜະລິດຕະພັນ.
3. ຜະລິດຕະພັນເກີນview
Familiarize yourself with the input and output ports of the USB DAC Audio Converter:

Image 3.1: Front and rear panel connections of the USB DAC Audio Converter.
- USB ເຂົ້າ: Connects to your computer or game console for audio input and power.
- ຕົວຊີ້ບອກພະລັງງານ: A red LED light indicating the device is powered on.
- Optical OUT (Toslink): Digital audio output for connecting to soundbars or optical headphones.
- Coaxial OUT: Digital audio output for connecting to compatible audio receivers.
- RCA L/R OUT: Analog stereo audio output for connecting to 2.0 channel speakers or ampຜູ້ຊ່ວຍຊີວິດ.
- Jack ຫູຟັງ (3.5mm): Analog audio output for connecting headphones.
4. ການຕິດຕັ້ງແລະການເຊື່ອມຕໍ່
The LiNKFOR USB DAC Audio Converter is designed for plug-and-play operation, requiring no additional drivers for most mainstream operating systems. Follow these steps to set up your device:
4.1. General Connection Diagram

Image 4.1: Connection diagram for various devices.
- Connect the provided USB data cable to the USB ເຂົ້າ ພອດເທິງຕົວປ່ຽນ.
- Connect the other end of the USB data cable to an available USB port on your computer (PC/Mac) or game console (PS3/PS4/PS5). The device draws power from the USB port.
- Choose your desired audio output:
- For digital audio: Connect an optical (Toslink) cable to the Optical OUT port or a coaxial cable to the ອອກ Coaxial port, then connect the other end to your soundbar or audio receiver.
- For analog audio: Connect RCA L/R cables to the RCA L/R OUT ports for 2.0 channel speakers, or plug 3.5mm headphones into the Jack ຫູຟັງ.
4.2. System Audio Settings
After connecting the hardware, you may need to adjust your operating system's audio settings to select the LiNKFOR USB DAC as the default audio output device. Additionally, for digital optical or coaxial output, ensure the audio format is set to PCM or LPCM, as 5.1 channel audio is not supported by this converter.

Image 4.2: Adjusting audio settings in Mac and Windows.
4.2.1. Windows System Setting
- ເປີດ ການຕັ້ງຄ່າຄອມພິວເຕີ.
- ທ່ອງໄປຫາ ສຽງ.
- ເລືອກ ຫຼິ້ນຄືນ ແຖບ.
- Locate and select "Media USB Headphone Set" or a similar entry for the USB DAC.
- ກົດ ຕັ້ງຄ່າເລີ່ມຕົ້ນ.
4.2.2. Mac System Setting
- ເປີດ ການຕັ້ງຄ່າລະບົບ.
- ໃຫ້ຄລິກໃສ່ ສຽງ.
- ເລືອກ ຜົນຜະລິດ ແຖບ.
- Choose "C-Media USB Headphone Set" or a similar entry for the USB DAC.
5. ຄໍາແນະນໍາການດໍາເນີນງານ
Once the converter is connected and configured, it will automatically process audio signals from your source device. The red power indicator LED on the unit will illuminate when it receives power via the USB connection.
- Ensure your connected audio output device (speakers, headphones, soundbar) is powered on and set to the correct input source.
- Adjust volume levels using your source device (computer/console) or the connected audio output device. The USB DAC itself does not have volume controls.
6. ບໍາລຸງຮັກສາ
To ensure the longevity and optimal performance of your LiNKFOR USB DAC Audio Converter, follow these maintenance guidelines:
- Keep the device in a dry environment, away from moisture and direct sunlight.
- Clean the exterior with a soft, dry cloth. Avoid using liquid cleaners or abrasive materials.
- ຢ່າເຮັດໃຫ້ອຸປະກອນຢູ່ໃນອຸນຫະພູມທີ່ຮຸນແຮງ.
- ຫຼີກລ້ຽງການຫຼຸດລົງຫຼືການອຸປະກອນທີ່ມີຜົນກະທົບທີ່ເຂັ້ມແຂງ.
7. ການແກ້ໄຂບັນຫາ
If you encounter issues with your USB DAC Audio Converter, refer to the following common solutions:
- ບໍ່ມີສຽງອອກ:
- Verify that the USB cable is securely connected to both the converter and the source device.
- Check if the power indicator LED on the converter is illuminated. If not, try a different USB port or cable.
- Ensure the correct audio output device (e.g., "Media USB Headphone Set" or "C-Media USB Headphone Set") is selected in your computer's or console's sound settings.
- Confirm that your connected speakers or headphones are powered on and their volume is adjusted appropriately.
- Distorted or Incorrect Audio (Digital Output):
- This converter does not support 5.1 channel audio. Ensure your source device's audio output is set to PCM or LPCM format when using optical or coaxial outputs.
- Check the optical or coaxial cable for damage and ensure it is securely connected.
- ຄວາມເຂົ້າກັນໄດ້ກັບ Windows 11: While the product is generally compatible with mainstream operating systems, some users have reported issues with Windows 11. Ensure your system drivers are up to date and verify compatibility with your specific Windows 11 configuration.
8. ຂໍ້ມູນຈໍາເພາະ
Detailed technical specifications for the LiNKFOR USB DAC Audio Converter (Model DAC070):

Image 8.1: Physical dimensions of the USB DAC Audio Converter.
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ຍີ່ຫໍ້ | LinkFOR |
| ໝາຍເລກຕົວແບບ | DAC070 |
| ການສະຫນອງຕໍາ່ສຸດທີ່ Voltage | 5 Volts (USB Powered) |
| ປະເພດການຕິດຕັ້ງ | Plug Mount |
| ປະເພດການໂຕ້ຕອບ | USB (Input), Optical, Coaxial, RCA, 3.5mm (Output) |
| ຈໍານວນຊ່ອງ | 2 (ສະເຕຣິໂອ) |
| ຂະໜາດສິນຄ້າ | 95 x 66 x 25.5 ມມ (3.74"L x 2.6"W x 1"H) |
| ວັດສະດຸ | ໂລຫະ |
| ນ້ໍາຫນັກລາຍການ | 6.7 ອອນ |
| UPC | 670924938095 |
9. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information and technical support, please refer to the documentation included with your purchase or contact LiNKFOR customer service directly. Specific warranty terms may vary by region and retailer.



