MekedeTech DUDU7-8-128-11.5
MekedeTech DUDUAUTO Car Multimedia Head Unit User Manual
Model: DUDU7-8-128-11.5
Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your MekedeTech DUDUAUTO Car Multimedia Head Unit. Designed with an 11.5-inch 2K touch screen, Android 13 OS, and advanced features like built-in 360 camera chip support, this unit offers a superior in-car entertainment and navigation experience. Please read this manual thoroughly before using the product to ensure proper function and safety.
Package Contents
Before installation, please verify that all components listed below are included in your package:
Figure 1: Included Package Components
- Main Head Unit (Machine)
- Microphone (MIC)
- RCA Cable Set
- Reversing Camera Input Cable
- Audio Out Cable
- Fakra 4G Antenna
- Fakra GPS Antenna
- USB Plugs (x3)
Setup and Installation
Proper installation is crucial for the optimal performance of your DUDUAUTO head unit. It is highly recommended that installation be performed by a qualified professional to avoid damage to the unit or your vehicle's electrical system.
Pre-Installation Checklist:
- Ensure the vehicle's ignition is off and the battery is disconnected.
- Verify compatibility with your vehicle's dash opening and wiring harness. Additional harnesses or bezels may be required (not included).
- Identify all necessary wiring connections (power, ground, speakers, accessories, camera inputs, etc.).
Installation Steps (General Guide):
- Carefully remove the existing car stereo or dash panel.
- Connect the main power harness, speaker wires, and other essential connections to the head unit.
- Connect the GPS antenna and position it for optimal signal reception (e.g., on the dashboard with a clear view of the sky).
- Connect the 4G antenna for network connectivity.
- If installing a reversing camera, route its cable to the head unit and connect it to the designated input.
- Connect the external microphone for clear voice communication.
- Secure the head unit in the dash opening.
- Reconnect the vehicle's battery and test all functions before fully reassembling the dash.
Note: For specific vehicle models, additional adapters or modifications may be necessary. Refer to your vehicle's service manual or consult a professional installer.
Operating Instructions
Your DUDUAUTO head unit runs on Android 13, offering a familiar and intuitive interface. The 11.5-inch 2K touch screen provides a clear and responsive user experience.
Figure 2: Main User Interface
Basic Navigation:
- Home Screen: Access frequently used apps and widgets. Swipe left/right to navigate between screens.
- App Drawer: Tap the app icon to view all installed applications.
- Settings: Access system settings, network configurations, display options, and audio adjustments.
Wireless/Wired CarPlay & Android Auto:
The unit supports both wireless and wired CarPlay and Android Auto, allowing seamless integration with your smartphone.
- Wireless Connection: Enable Bluetooth and Wi-Fi on your phone. Pair your phone with the head unit via Bluetooth. Follow the on-screen prompts to initiate CarPlay or Android Auto.
- Wired Connection: Connect your phone to one of the USB ports using a certified USB cable. The system should automatically detect and launch CarPlay or Android Auto.
Bluetooth Connectivity (Qualcomm 3031 Chip):
The integrated Qualcomm 3031 Bluetooth 5.0 chip ensures stable and high-quality audio streaming with aptX HD protocol support.
- Pairing: Go to Bluetooth settings on the head unit. Enable Bluetooth on your phone and search for available devices. Select the head unit from the list and confirm the pairing code.
- Functions: Make/receive calls, stream music, and access phone contacts. The Digital Noise Cancelling Mic ensures clear voice transmission even at high speeds.
Figure 3: Advanced GPS and Microphone Features
GPS Navigation (Dual Band 6-mode):
Utilizes a Dual Band 6-mode positioning chip (L1 + L5 joint positioning) for enhanced accuracy and speed, supporting lane-level navigation.
- Using Navigation: Open your preferred navigation app (e.g., Google Maps). Ensure the GPS antenna is properly installed and has a clear view of the sky for optimal signal.
Audio and DSP (AKM7739 Velvet Audio Technology):
The unit features a TDA7808 Digital AB type power amplifier and AKM7739 DSP with Velvet Audio Technology for superior sound quality, including Optical + Coaxial and RCA 5.1 Channel Outputs.
Figure 4: Internal Audio Components and DSP
- Sound Settings: Access the DSP settings through the audio menu to customize equalization, balance, fader, and surround sound effects.
DUDU OS 3.0 Features:
Experience the customized DUDU OS 3.0 with dynamic wallpapers and an optimized interface for automotive use.
Figure 5: DUDU OS 3.0 Interface and Customization
Maintenance
To ensure the longevity and optimal performance of your MekedeTech DUDUAUTO head unit, follow these maintenance guidelines:
- Screen Cleaning: Use a soft, lint-free cloth slightly dampened with water or a screen cleaner specifically designed for electronics. Avoid abrasive materials or harsh chemicals.
- Software Updates: Periodically check for and install software updates provided by MekedeTech to ensure the latest features and bug fixes.
- Temperature Control: Avoid exposing the unit to extreme temperatures. While designed for automotive environments, prolonged exposure to direct sunlight or extreme cold can affect performance.
- Ventilation: Ensure the unit's ventilation openings are not blocked to prevent overheating. The unit includes a fan that activates under stress.
Troubleshooting
If you encounter issues with your head unit, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | Loose power connection, blown fuse, vehicle battery issue. | Check all power connections. Inspect vehicle fuses. Ensure vehicle battery is charged. |
| No sound output | Muted volume, incorrect audio source, loose speaker wires, DSP settings. | Check volume level and mute status. Select correct audio source. Verify speaker wire connections. Reset DSP settings if necessary. |
| GPS signal weak or inaccurate | GPS antenna improperly placed or disconnected, environmental interference. | Ensure GPS antenna has a clear view of the sky and is securely connected. Avoid placing near metal objects. |
| Bluetooth connection issues | Phone not discoverable, incorrect pairing, interference. | Ensure phone's Bluetooth is on and discoverable. Delete previous pairings and re-pair. Move phone closer to the unit. |
| CarPlay/Android Auto not launching | Incorrect USB cable, phone settings, app issues. | Use a certified USB cable. Check phone's CarPlay/Android Auto settings. Restart phone and head unit. |
If the problem persists after attempting these solutions, please contact MekedeTech customer support for further assistance.
Specifications
Detailed technical specifications for the MekedeTech DUDUAUTO DUDU7-8-128-11.5 Head Unit:
Figure 6: Performance Comparison and Read Speed
| Feature | Specification |
|---|---|
| Model | DUDU7-8-128-11.5 |
| Operating System | Android 13 |
| CPU | 8 Core UIS7870 Customized version A76 2.7Ghz 6nm processor |
| Memory (RAM/ROM) | 8GB RAM / 128GB ROM (UFS 3.1 Read data 1700M+) |
| Display Size | 11.5 inches |
| Display Resolution | 2K (2000x1200) |
| GPS | Dual Band 6 mode L1 L5 B1 B2a E1 E5a |
| Microphone | Digital Noise Cancellation Microphone |
| USB Ports | USB 3.2 GEN1 (TYPE-C) x1, USB 2.0 x3 |
| Power Amplifier | TDA7808 Digital AB type |
| DSP | AKM7739 Velvet Audio Technology |
| Bluetooth Chip | Qualcomm 3031 (Supports aptX HD protocol, BT5.0) |
| Audio Output | Optical + Coaxial, RCA 5.1 Channel Outputs |
| WiFi Type | 802.11a/b/g/n/ac Support 5G WIFI |
| Radio IC | TDA7708 |
| Work Voltage | 9V~16V |
| CarPlay/Android Auto | Support Wired and Wireless |
| 360 Panorama Support | Yes (requires additional 360 chip and extra payment) |
Warranty and Support
MekedeTech provides a standard warranty for its products. Please refer to the warranty card included with your purchase or visit the official MekedeTech website for detailed warranty terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact MekedeTech customer service through their official channels. Provide your product model number (DUDU7-8-128-11.5) and purchase details for faster service.
Contact information can typically be found on the manufacturer's website or in your purchase documentation.
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