1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your LEHX L6Pro Car Android Radio Multimedia System. Please read this manual thoroughly before using the product to ensure proper functionality and safety. The LEHX L6Pro offers advanced features including a QLED touch screen, Android operating system, wireless Carplay and Android Auto, GPS navigation, DSP audio processing, and support for various car accessories.
2. Safety Information
- It is recommended that installation be performed by qualified professionals to avoid damage to the device or vehicle.
- Do not attempt to disassemble or modify the device.
- Ensure all wiring connections are secure and correctly matched to prevent electrical shorts or malfunctions.
- Avoid operating the device in extreme temperatures or humidity.
- Keep the screen clean and free from obstructions to maintain visibility.
3. Package Contents
The package contents may vary slightly depending on the specific model (LQ, L6X, L6 Plus, L5 Pro, L6 Pro). Please refer to the image below for typical accessories included with L6/L6 Plus and L6 Pro series.

- 1x Car Android GPS Media Player
- 2x USB cables (for L6/L6Plus models) or 3x USB cables (for L6Pro models)
- 1x GPS Antenna
- 1x RCA cables (2x RCA cables for L6Pro models)
- 1x Camera cable
- 1x Cable adapter
4. Product Overview
The LEHX L6Pro is a 1-Din car multimedia system featuring a 6.9-inch QLED touch screen. It runs on an Android operating system, providing access to various applications and smart car features.


5. Setup and Installation
5.1. Physical Installation
Professional installation is highly recommended to prevent damage to your vehicle's dashboard or the device itself. Ensure the car's power is off before beginning installation.
5.1.1. Rear Camera Wiring Diagram

- Yellow cable (①): Connect to the navigation reversing video input socket.
- Red cable (②): Connect to the reverse detection line of the navigation adapter (BACK or REVERSE).
- Connect (③) and (④) together: Then connect them to the positive pole of the reverse light power supply.
- Black cable (⑤): Connect the body screw to the ground or the negative pole of the reverse light power supply.
5.2. Initial Setup
5.2.1. Boot Logo Customization
You can customize the boot logo of your device:
- Go to Configuration.
- Navigate to Car Information.
- Select General.
- Choose Boot Logo.
- Enter the password: 8888 for L6/L6Plus models, or 3368 for L6Pro models.
- Select your desired logo from the available options.

6. Operating Instructions
6.1. Basic UI Navigation
The device features an intuitive Android interface. You can navigate through applications and settings using the touch screen and side buttons.
6.2. Split Screen Function
The split screen feature allows you to run two applications simultaneously, such as navigation and music playback.

6.3. GPS Navigation
The system comes with pre-installed offline maps and supports permanent free updates. It is compatible with popular navigation apps like Waze, Navitel, Yandex, and IGO.

6.4. Audio Settings (DSP)
The LEHX Pro models feature a 5.1 channel DSP (Digital Signal Processor) with DTS HiFi digital audio authorization. This allows for advanced sound customization, including surround sound, Trubass, and Phantom Center modes, to optimize your in-car audio experience.

6.5. Bluetooth Functionality
The system supports Bluetooth 5.1 for seamless connectivity with your mobile phone. Features include phone pairing, Bluetooth music streaming, hands-free calling, and phonebook synchronization.

6.6. CarPlay / Android Auto
Enjoy a smarter and safer driving experience with wireless CarPlay for iOS devices and Android Auto for Android devices. These features integrate your smartphone's functions directly into the car's display.

6.7. Video Playback
The system supports various video formats for entertainment. For video output to rear headrests, an additional USB adapter may be required for LQ/L6X/L6 Plus/L5 Pro/L6 Pro models.

6.8. App Installation (Google Play)
Access the Google Play Store to download and install a wide range of applications directly onto your car radio.
6.9. Voice Control
The system supports voice commands for various functions, enhancing convenience and safety while driving. Examples include: "Close navigator", "Turn off the radio", "Open navigator", "Turn on the radio", "Turn on Bluetooth", "Close video", "Home screen", "Open music", "Volume Up", "Music off".
6.10. Steering Wheel Control
The intelligent steering wheel controller allows you to manage functions like changing songs and adjusting volume directly from your steering wheel. To set up: Go to Settings > Car Information > SWC. First, click 'Clear All', then click an icon and press the corresponding button on your steering wheel to match. The color will change upon successful learning. If your order includes a CANBUS, ensure it is correctly configured for button functionality.

6.11. TPMS (Tire Pressure Monitoring System)
The intelligent four-tire pressure detector provides real-time temperature visualization. An alarm will activate if tire pressure or temperature limits are exceeded.

6.12. ADAS DVR (Advanced Driver-Assistance Systems Digital Video Recorder)
The ADAS DVR provides 1080P video recording and clear night vision. It offers alerts for front collision warnings and lane departure warnings when driving at certain speeds.

6.13. DAB+ Radio (Optional)
With the optional DAB+ radio receiver stick (connected via USB), you can enjoy high-quality digital audio broadcasting channels.

6.14. External SIM Card Slot (L6 Pro)
The L6 Pro model supports the installation of two SIM cards: an integrated SIM card and a SIM card in an external cable, allowing for 4G LTE connectivity.

7. Maintenance
- Screen Cleaning: Use a soft, lint-free cloth to clean the touch screen. Avoid abrasive cleaners or solvents.
- Software Updates: Periodically check for software updates to ensure optimal performance and access to new features.
- General Care: Keep the device free from dust and moisture. Avoid placing heavy objects on the unit.
8. Troubleshooting
8.1. Common Issues
- No Satellite Signal / Incorrect Time/Date: After the first successful search for satellite signals, the time and date will be updated automatically. Ensure the GPS antenna is properly connected and has a clear view of the sky.
- Voice Control Not Responding: If the voice assistant (e.g., Toppal Voice) does not recognize commands, try rephrasing or speaking more clearly. Ensure the microphone is not obstructed.
- Steering Wheel Controls Not Working: Verify that the steering wheel control settings are correctly configured as described in section 6.10. If your vehicle uses a CANBUS system, ensure the CANBUS type is correctly set.
- Device Slow/Low Storage: The operating system and pre-installed applications consume a portion of the internal memory. Consider uninstalling unused apps or clearing cache to free up space.
9. Specifications
| Feature | Specification |
|---|---|
| High-concerned chemical | None |
| Built-in DVD Player | No |
| Is touch screen | Yes |
| Built-in Screen | Yes |
| TF/Micro SD Slot | 0 |
| Din | One Din |
| RAM | 6GB (L6Pro) / 1GB (LQ) / 2GB (L6X) / 2GB (L6 Plus) / 2/4GB (L5 Pro) |
| Interface | OPTIONAL (2*USB RCA Bluetooth, 3*USB for L6Pro) |
| Operating System | Android 11 (API=27 for L6/LQ/L6X, API=29 for L6 Plus/L5 Pro/L6 Pro) |
| Out Power | 50x4W |
| Voltage | 12 V |
| Item Weight | 1.3kg |
| Item Size | 240*146mm |
| Output Type | Colored |
| Max External Memory | 128G |
| Special Features | wifi function, Support steering wheel control, Support 4G Network, Built-in GPS, Charger, Mobile Phone, MP3 players, Voice Control, dsp, CarPlay, android auto, Reversing Input, Split Screen |
| Digital Media Format | CD,DVD-R/RW,DVD-RAM,VIDEO CD,Mp3,MP4,WMA,JPEG |
| OSD Language | Chinese (Simplified), Chinese (Traditional), Albanian, Arabic, Azeri, Irish, Estonian, Belarusian, Bulgarian, Icelandic, Polish, Persian, Boolean text (Dutch South Africa), Danish, German, Russian, French, Filipino, Finnish, Georgian, Haitian Creole, Korean, Dutch, Galicia, Catalan, Czech, Croatian, Latin, Latvian, Lithuanian, Romanian, Maltese, Malay, Macedonian, Norwegian, Portuguese, Japanese, Swedish, Serbian, Slovak, Slovenian, Swahili, THAI, Turkish, Welsh, Ukrainian, Hebrew, Greek, Spain's Basque, Spanish, Hungarian, Armenian, Italian, Yiddish, Hindi, Urdu India, Indonesia, English, Vietnamese |
| Resolution | QLED 1280*480 (L6Pro) / 9/10inch 2.5D screen, QLED 1280*720 (4G version) |
| Display Size | 6.95" |
| Brand Name | LEHX |
| Origin | Mainland China |
| ROM | 128G (L6Pro) / 32/64GB (L6X, L5 Pro) |
| Certification | CE |
| Material | ABS+ |
| CPU | MTK 8227 - 4core (L6) / UIS8141 4 Core (LQ, L6X) / UIS8581 64BIT 8 Core (L6 Plus, L5 Pro) / 7862 64BIT 8 Core (L6 Pro) |
| AV-OUT | WiFi version support, 4G version not support (for headrest video output) |
| GPS Navigation map | Built-in offline map free update (support navitel/Igo) |
| Bluetooth phone book | support |
| Bluetooth music | support |
10. User Tips
- RDS Support: Yes, the radio supports RDS (Radio Data System).
- Screen Type: The screen is QLED, which is a type of LED display, offering vibrant colors and good viewing angles.
- USB-C Ports: The product typically comes with standard USB-A ports (2 or 3 depending on the model). USB-C ports are not explicitly mentioned as standard.
- Car Compatibility: This is a 1-Din unit. To ensure compatibility with your specific car model (e.g., Gol G6 2014), measure your car's dashboard opening and compare it with the product dimensions (240mm x 146mm).
- Memory Usage: Be aware that the Android operating system and pre-installed apps will use some of the advertised storage. For example, a Russia map requires about 2.8GB, and a European map requires about 6.8GB.
11. Warranty and Support
LEHX is an official gold store on AliExpress, committed to providing reliable products and services. All products undergo strict quality tests before shipment. A professional technical team is available to provide free technical support.
- Technical Support: If you encounter any questions or issues after purchasing, please contact customer service for prompt assistance.
- Product Quality: All products have passed strict quality tests to ensure high quality.