1. Танилцуулга
This manual provides detailed instructions for the installation, operation, and maintenance of your Junsun 12.1 inch Car Radio Stereo. This unit is designed specifically for Ford Expedition models manufactured between 2015 and 2017. Please read this manual thoroughly before installation and use to ensure proper functionality and to maximize your experience.
2. Бүтээгдэхүүний онцлог
- Android 13 үйлдлийн систем: Experience smooth and fast operation with the latest Android system, providing a comfortable and convenient user interface.
- Утасгүй CarPlay ба Android Auto: Seamlessly connect your iPhone or Android phone wirelessly to access contacts, notifications, messages, map navigation, and music directly on the car stereo display.
- GPS Navigation & WiFi Connectivity: Supports online maps when connected to WiFi. Download or delete Android applications from the Application Store, similar to a smartphone.
- Bluetooth 5.0: Fast pairing with your phone for hands-free calls and audio streaming. Includes an external microphone for clear voice pickup.
- FM/AM радио: Features digital display for precise tuning, providing access to news, music, and weather broadcasts.
- Жолооны хүрдний удирдлага: Easily switch radio stations and adjust volume levels using your vehicle's existing steering wheel buttons, enhancing driving safety and convenience.
- 12.1 инчийн өндөр нягтралтай дэлгэц: A large, intuitive screen for clear visibility of all functions, improving the in-car experience.
- Built-in DSP (Digital Sound Processor): Offers enhanced control over audio tuning for improved sound quality.

Figure 2.1: Internal Hardware Specifications (4GB RAM, 64GB ROM, 8-core processor)
3. Багцын агуулга
Verify that all components listed below are included in your package. If any items are missing or damaged, please contact customer support.

Figure 3.1: Assembly Parts List
- Main Head Unit (12.1 inch Car Radio Stereo)
- Цахилгаан бэхэлгээ
- Audio Antenna
- 4G модуль
- GPS модуль
- Гадаад микрофон
- Factory USB Cable
- RCA кабель
- Урвуу кабель
- Суулгах хэрэгслүүд
- Зааварчилгааны гарын авлага
4. Суулгах заавар
Installation of the Junsun 12.1 inch Car Radio Stereo requires technical knowledge and experience with car audio systems. It is highly recommended to seek professional installation to avoid damage to the unit or your vehicle.
4.1 Суурилуулалтын өмнөх шалгалт
- Суурилуулалтыг эхлүүлэхийн өмнө тээврийн хэрэгслийн асаалт унтраалттай, батерейг салгасан эсэхийг шалгаарай.
- Verify all components listed in Section 3 are present.
- Confirm compatibility with your Ford Expedition (2015-2017 models).

Зураг 4.1: Суулгахын өмнө ба дараа View
4.2 Холболтын схем
Refer to the detailed wiring diagram for proper connection of all cables and modules.

Figure 4.2: RCA Cable and Rear Panel Wiring Diagram
4.3 Суурилуулалтын ерөнхий алхамууд (Мэргэжлийн хүнтэй зөвлөлдөнө үү)
- Carefully remove the existing factory radio and trim panels.
- Connect the main power harness to the vehicle's wiring.
- Connect the GPS antenna, 4G module, and external microphone. Position antennas in locations with clear signal reception.
- Connect the RCA cables for external audio/video devices if applicable.
- Connect the reverse camera cable if installing an optional rear-view камер.
- Mount the new Junsun head unit securely into the dashboard.
- Reconnect the vehicle battery and test all functions before reassembling the trim panels.
4.4 Суулгах видео гарын авлага
Суулгах үйл явцын талаарх харааны гарын авлагыг дараах видеоноос үзнэ үү.
Video 4.1: Comprehensive Installation and Feature Overview (Үргэлжлэх хугацаа: 12:02)
5. Ашиглалтын заавар
5.1 Утасгүй CarPlay & Android Auto
To use Wireless CarPlay or Android Auto:
- Ухаалаг утсан дээрээ Bluetooth болон Wi-Fi идэвхжсэн эсэхийг шалгаарай.
- On the car stereo, navigate to the CarPlay or Android Auto application.
- Follow the on-screen prompts to pair your phone via Bluetooth. Once paired, the system will automatically establish a Wi-Fi connection for CarPlay/Android Auto functionality.
- You can now access your phone's compatible apps, navigation, and media directly on the stereo display.

Figure 5.1: Wireless CarPlay and Android Auto Interfaces
5.2 GPS навигаци
The unit supports both online and offline navigation. For online maps, connect the unit to a Wi-Fi network. You can download map data for offline use via the app store.
- Ensure the GPS module is properly connected and positioned for optimal signal reception.
- Open your preferred navigation application from the main menu.
- Enter your destination and follow the voice and visual prompts.

Зураг 5.2: GPS навигацийн дэлгэц
5.3 Bluetooth функц
Pair your smartphone to the car stereo via Bluetooth for hands-free calling and audio streaming.
- Машины стерео дээрх Bluetooth тохиргоо руу очно уу.
- Ухаалаг утсан дээрээ Bluetooth-г идэвхжүүлж, боломжтой төхөөрөмжүүдийг хайж олоорой.
- Select the car stereo's Bluetooth name (e.g., "Junsun BT") from your phone's list and confirm pairing.
- Once connected, you can make/receive calls and play music through the car's speakers.

Figure 5.3: Bluetooth 5.0 Interface and Functions
5.4 FM/AM радио
Access and tune to your favorite radio stations.
- Select the FM/AM Radio application from the main menu.
- Use the on-screen controls to scan for stations or manually tune to a specific frequency.
- Save your preferred stations as presets for quick access.

Зураг 5.4: FM радио интерфэйс
5.5 Жолооны хүрдний удирдлага
The unit supports integration with your vehicle's steering wheel controls.
- After installation, access the steering wheel control settings in the system menu.
- Follow the instructions to map your vehicle's steering wheel buttons to the desired functions (e.g., volume up/down, track skip, mode change).

Figure 5.5: DSP Settings and Steering Wheel Control Integration
5.6 Reversing Image (Optional)
If an optional rear-view camera is installed, the unit will automatically display the rear view when the vehicle is in reverse gear, providing parking assistance. Note: The camera is not included with the main unit.

Figure 5.6: Reversing Image Display
6. Засвар үйлчилгээ
To ensure the longevity and optimal performance of your Junsun Car Radio Stereo, follow these maintenance guidelines:
- Цэвэрлэгээ: Дэлгэц болон гадна талыг цэвэрлэхийн тулд зөөлөн, хуурай даавуу ашиглана уу. Зүлгүүрийн цэвэрлэгч эсвэл уусгагчаас зайлсхий.
- Програм хангамжийн шинэчлэлтүүд: Periodically check for system software updates to ensure the best performance and access to new features. Updates can typically be found in the system settings or on the manufacturer's webсайт.
- Температур: Төхөөрөмжийг хэт халуун, хүйтэнд удаан хугацаагаар байлгахаас зайлсхий.
- Эрчим хүчний менежмент: Ensure the vehicle's electrical system is stable. Avoid frequent power fluctuations.
7. Алдаа засах
If you encounter issues with your Junsun Car Radio Stereo, refer to the following common problems and solutions:
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Төхөөрөмж асахгүй байна | Буруу утас; Гал хамгаалагч шатсан; Тээврийн хэрэгслийн батерейны асуудал | Check power connections and fuses. Ensure vehicle battery is charged. Consult a professional installer. |
| Дуу алга | Volume too low; Mute activated; Speaker wiring issue; DSP settings | Increase volume. Check mute status. Verify speaker connections. Adjust DSP settings. |
| GPS дохио алдагдсан эсвэл буруу байна | GPS antenna improperly installed or obstructed; No internet for online maps | GPS-ийн антен нь тунгалаг байгаа эсэхийг шалгаарай view of the sky. Connect to Wi-Fi for online maps. |
| Bluetooth холболтын асуудал | Bluetooth not enabled; Incorrect pairing; Interference | Ensure Bluetooth is on for both devices. Delete previous pairings and re-pair. Move away from other wireless devices. |
| CarPlay/Android Auto холбогдоогүй байна | Wi-Fi/Bluetooth off; Phone compatibility; App issues | Ensure Wi-Fi and Bluetooth are active on your phone. Restart phone and stereo. Check phone's OS version for compatibility. |
| Мэдрэгчтэй дэлгэц хариу өгөхгүй байна | Системийн хөлдөлт; Програм хангамжийн алдаа | Restart the unit (refer to manual for reset procedure if available). If issue persists, contact support. |
If the problem persists after attempting these solutions, please contact Junsun customer support.
8. Техникийн үзүүлэлтүүд
| Онцлог | Тодорхойлолт |
|---|---|
| Үйлдлийн систем | Android 13 |
| Дэлгэцийн хэмжээ | 12.1 инч |
| Санах ой (RAM) | 4 ГБ |
| Хадгалах (ROM) | 64 ГБ |
| Холболтын технологи | Bluetooth 5.0, Wi-Fi |
| Онцлог шинж чанарууд | Wireless CarPlay, Android Auto, DSP, GPS Navigation, FM/AM Radio, Steering Wheel Control |
| Тээврийн хэрэгслийн үйлчилгээний төрөл | Ford Expedition 2015-2017 |
| Оруулсан бүрэлдэхүүн хэсгүүд | Car radio, various cables and modules (see Section 3) |
| Зүйлийн жин | 6.67 фунт (3.03 килограмм) |
| Багцын хэмжээ | 15.43 x 13.43 x 7.52 инч |
Video 8.1: Product Features Demonstration (Duration: 2:30)
9. Баталгаат хугацаа ба дэмжлэг
9.1 Баталгаат хугацааны мэдээлэл
This Junsun Car Radio Stereo comes with a Үйлдвэрлэгчийн 1 жилийн баталгаат хугацаа from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage caused by improper installation, accident, misuse, abuse, neglect, or unauthorized modification.
9.2 Хэрэглэгчийн дэмжлэг
For technical assistance, warranty claims, or any questions regarding your product, please contact Junsun customer support.
- Имэйл: Junsun-US@outlook.com
- Онлайн дэмжлэг: Visit the Junsun store on Amazon and use the "Ask a question" feature.

Figure 9.1: Junsun Customer Support