1. Entwodiksyon
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. Pwodwi Features
- Sistèm operasyon Android 13: Experience smooth and fast operation with the latest Android system, providing a comfortable and convenient user interface.
- CarPlay san fil ak 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.
- Radyo FM/AM: Features digital display for precise tuning, providing access to news, music, and weather broadcasts.
- Kontwòl volan: Easily switch radio stations and adjust volume levels using your vehicle's existing steering wheel buttons, enhancing driving safety and convenience.
- 12.1-inch High-Definition Display: 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. Pake kontni
Verifye ke tout konpozan ki nan lis anba a yo enkli nan pake ou a. Si gen nenpòt atik ki manke oswa ki domaje, tanpri kontakte sèvis kliyan.

Figure 3.1: Assembly Parts List
- Main Head Unit (12.1 inch Car Radio Stereo)
- Pouvwa ekipay
- Audio Antenna
- 4G modil
- GPS Modil
- Mikwofòn ekstèn
- Factory USB Cable
- RCA Cable
- Ranvèse kab
- Zouti enstalasyon
- Manyèl Enstriksyon
4. Gid Enstalasyon
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 Tcheke Pre-Enstalasyon
- Asire w ke machin nan etenn epi batri a dekonekte anvan ou kòmanse enstalasyon an.
- Verifye tout konpozan ki nan lis nan Seksyon 3 yo prezan.
- Confirm compatibility with your Ford Expedition (2015-2017 models).

Figi 4.1: Anvan ak Apre Enstalasyon an View
4.2 Dyagram fil elektrik
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 General Installation Steps (Consult a professional)
- 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 kamera.
- 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 Gid Videyo Enstalasyon
For a visual guide on the installation process, please refer to the following video:
Video 4.1: Comprehensive Installation and Feature Overview (Duration: 12:02)
5. Operasyon Enstriksyon
5.1 CarPlay san fil ak Android Auto
To use Wireless CarPlay or Android Auto:
- Asire w ke Bluetooth ak Wi-Fi aktive sou smartphone ou.
- Sou stereo machin nan, ale nan aplikasyon CarPlay oswa Android Auto a.
- 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 Navigasyon GPS
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.

Figi 5.2: Ekspozisyon Navigasyon GPS
5.3 Fonksyon Bluetooth
Pair your smartphone to the car stereo via Bluetooth for hands-free calling and audio streaming.
- Go to the Bluetooth settings on the car stereo.
- Pèmèt Bluetooth sou smartphone ou epi chèche aparèy ki disponib.
- 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 Radyo
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.

Figi 5.4: Entèfas Radyo FM
5.5 Kontwòl Volan
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. Antretyen
To ensure the longevity and optimal performance of your Junsun Car Radio Stereo, follow these maintenance guidelines:
- Netwayaj: Sèvi ak yon twal mou epi sèk pou netwaye ekran an ak deyò a. Evite pwodui netwayaj abrazif oswa solvan.
- Mizajou lojisyèl: 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 websit.
- Tanperati: Evite ekspoze aparèy la nan tanperati ekstrèm, ni cho ni frèt, pandan yon bon bout tan.
- Jesyon pouvwa: Asire w sistèm elektrik machin nan estab. Evite chanjman kouran souvan.
NAN. Depanaj
If you encounter issues with your Junsun Car Radio Stereo, refer to the following common problems and solutions:
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Aparèy pa limen | Fil elektrik ki pa kòrèk; Fuzib ki boule; Pwoblèm batri machin nan | Check power connections and fuses. Ensure vehicle battery is charged. Consult a professional installer. |
| Pa gen son | Volume too low; Mute activated; Speaker wiring issue; DSP settings | Increase volume. Check mute status. Verify speaker connections. Adjust DSP settings. |
| Siyal GPS la pèdi oswa li pa egzak | GPS antenna improperly installed or obstructed; No internet for online maps | Asire w ke antèn GPS la gen yon vizyon klè. view of the sky. Connect to Wi-Fi for online maps. |
| Pwoblèm koneksyon Bluetooth | 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 pa konekte | 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. |
| Touchscreen pa reponn | Sistèm bloke; Pwoblèm lojisyèl | 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. Espesifikasyon
| Karakteristik | Spesifikasyon |
|---|---|
| Sistèm operasyon | Android 13 |
| Gwosè ekspozisyon | 12.1 pous |
| memwa (RAM) | 4 GB |
| Depo (ROM) | 64 GB |
| Koneksyon Teknoloji | Bluetooth 5.0, Wi-Fi |
| Karakteristik espesyal | Wireless CarPlay, Android Auto, DSP, GPS Navigation, FM/AM Radio, Steering Wheel Control |
| Kalite Sèvis Machin | Ford Expedition 2015-2017 |
| Konpozan ki enkli | Car radio, various cables and modules (see Section 3) |
| Pwa atik | 6.67 liv (3.03 kilogram) |
| Dimansyon pake | 15.43 x 13.43 x 7.52 pous |
Video 8.1: Product Features Demonstration (Duration: 2:30)
9. Garanti ak sipò
9.1 Enfòmasyon sou Garanti
This Junsun Car Radio Stereo comes with a Garanti manifakti 1 zan 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 Sipò pou Kliyan
For technical assistance, warranty claims, or any questions regarding your product, please contact Junsun customer support.
- Imèl: Junsun-US@outlook.com
- Sipò sou entènèt: Visit the Junsun store on Amazon and use the "Ask a question" feature.

Figure 9.1: Junsun Customer Support