1. Танилцуулга
The LiNKFOR 2-Port 3.5mm Audio Switcher (Model ULK029) is a versatile device designed to manage audio inputs and outputs efficiently. This passive, bi-directional switcher allows you to connect multiple audio sources to a single output device, or a single audio source to multiple output devices, using standard 3.5mm audio jacks. It features integrated volume control and a mute function, requiring no external power for operation. This manual provides detailed instructions for setup, operation, and troubleshooting to ensure optimal performance.
2. Бүтээгдэхүүний онцлог
- 3.5mm Stereo Audio Switcher: Utilizes standard 3.5mm interfaces, supporting both 2-input 1-output and 1-input 2-output configurations.
- Bi-directional Switching: Easily switch between two audio sources to one output, or one audio source to two outputs. Note: Only one input can be active at a time.
- Гадаад эрчим хүч шаардлагагүй: Operates without the need for an external power supply. Features a mute button and volume control knob.
- Volume Control and Mute Function: Adjust audio levels directly on the device and instantly mute sound when needed.
- Өргөн нийцтэй байдал: Compatible with various devices including mobile phones, laptops, computers, MP3/MP4 players, headphones, and active speakers that use a 3.5mm audio output port.
- Plug & Play: Simple to set up and use, with no drivers or software installation required.
3. Багцын агуулга
Таны багцад бүх зүйл байгаа эсэхийг шалгана уу:
- 1x LiNKFOR 3.5mm Audio Switcher (Model ULK029)
- 1х 3.5мм аудио кабель
- 1x хэрэглэгчийн гарын авлага

Image: Contents of the LiNKFOR 3.5mm Audio Switcher package.
4. Бүтээгдэхүүний бүдүүвч

Image: Front panel layout of the LiNKFOR Audio Switcher with labeled controls.
Хяналт ба портууд:
- 1/2 Switch: Toggles between Input/Output 1 and Input/Output 2.
- Дууны түвшний хяналтын товчлуур: Аудио гаралтын дууны түвшинг тохируулна.
- Дууг хаах товч: Press to mute or unmute the audio output.
- R/L Jacks (IN/OUT 1 & IN/OUT 2): 3.5mm audio ports for connecting devices.
- R/L Jack (IN/OUT): Main 3.5mm audio port for connecting the primary device or output.
Чухал тэмдэглэл: This device does not support 3-segment headphones. Only 4-segment headphones are supported for full functionality.
5. Тохиргоо
The LiNKFOR Audio Switcher offers two primary connection modes:
5.1. 2-Input 1-Output Configuration
This mode allows you to connect two audio sources (e.g., a CD player and a computer) to a single output device (e.g., speakers).
- Connect your first audio source (e.g., CD player) to the IN/OUT 1 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- Connect your second audio source (e.g., computer) to the IN/OUT 2 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- Connect your output device (e.g., speakers) to the main ОРОХ/ГАРЦ 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- -г ашиглана уу 1/2 шилжүүлэгч button to select which audio source you wish to hear.
5.2. 1-Input 2-Output Configuration
This mode allows you to connect a single audio source (e.g., a computer) to two different output devices (e.g., speakers and headphones).
- Connect your audio source (e.g., computer) to the main ОРОХ/ГАРЦ 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- Connect your first output device (e.g., speakers) to the IN/OUT 1 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- Connect your second output device (e.g., headphones) to the IN/OUT 2 3.5 мм-ийн аудио кабель ашиглан порт руу холбоно уу.
- -г ашиглана уу 1/2 шилжүүлэгч button to select which output device you wish to use.

Image: Visual guide for connecting devices in both bi-directional modes.
The device is Plug & Play and does not require any external power supply. Simply connect your audio devices as described above.

Image: The audio switcher integrated into a desktop computer setup.
6. Ашиглалтын заавар
6.1. Switching Inputs/Outputs
дээр дарна уу 1/2 шилжүүлэгч button located on the left side of the device to toggle between the connected devices on ports 1 and 2. The illuminated indicator will show which port is currently active.
6.2. Дууны хэмжээг тохируулах
Rotate the central Эзлэхүүний хяналтын товчлуур clockwise to increase the volume and counter-clockwise to decrease it. Adjust to your desired listening level.
6.3. Дууг хаах функц
дээр дарна уу Дууг хаах товчлуур on the right side of the device to instantly silence the audio output. Press it again to unmute the audio.

Image: Simple operation controls of the audio switcher.
7. Алдаа засах
If you encounter issues with your LiNKFOR Audio Switcher, please refer to the following common problems and solutions:
- Дууны гаралт байхгүй:
- Ensure all 3.5mm audio cables are securely connected to their respective ports on both the switcher and your audio devices.
- -г шалгана уу Эзлэхүүний хяналтын товчлуур on the switcher and ensure it is not set to minimum.
- гэдгийг баталгаажуулна уу Дууг хаах товчлуур is not active (press it to unmute).
- Confirm that the correct input/output is selected using the 1/2 шилжүүлэгч товч.
- Ensure that the audio source device is playing sound and its volume is turned up.
- Remember that only one input can be played at a time in 2-input 1-output mode.
- Гажуудсан дуу чимээ эсвэл чимээ шуугиан:
- Бүх кабелийн холболтыг сул байгаа эсэхийг шалгана уу.
- Try using different 3.5mm audio cables to rule out faulty cables.
- Ensure the volume levels on both the switcher and your connected devices are not set too high, which can cause distortion.
- If noise occurs when no sound is playing, this might be inherent to some passive switchers, but should not affect audio playback.
- Device Not Switching:
- -ийг баталгаажуулах 1/2 шилжүүлэгч button is fully pressed and released to register the switch.
8. Техникийн үзүүлэлтүүд
| Онцлог | Тодорхойлолт |
|---|---|
| Брэнд | LINKFOR |
| Загварын дугаар | ULK029 |
| Хэмжээ (L x W x H) | 7.8 x 5.6 x 2.1 см |
| Жин | 190 гр |
| Холбогч төрөл | 3.5 мм-ийн үүр |
| Портын тоо | 2 (Bi-directional) |
| Кабелийн төрөл | AUX |
| Эрчим хүчний шаардлага | Гадны хүч шаардагддаггүй |
| Чихэвчний нийцтэй байдал | Supports 4-segment headphones (Does not support 3-segment headphones) |

Image: Physical dimensions of the LiNKFOR Audio Switcher.
9. Аюулгүй байдлын мэдээлэл
- Төхөөрөмжийг ус эсвэл хэт их чийгэнд бүү тавь.
- Хэт их температураас зайлсхий.
- Төхөөрөмжийг задлах, өөрчлөхийг бүү оролдоорой. Энэ нь баталгааг хүчингүй болгоно.
- Хүүхдийн гар хүрэхгүй газар хадгална.
- Use only compatible 3.5mm audio cables.
10. Баталгаат хугацаа ба дэмжлэг
This LiNKFOR product comes with an 18 сарын үйлдвэрлэгчийн баталгаа from the date of purchase. If you encounter any issues or have questions regarding your device, please do not hesitate to contact our customer support. We are committed to providing assistance and ensuring your satisfaction.
For support, please refer to the contact information provided with your purchase or visit the official LiNKFOR webсайт.



