1. Introducció
This manual provides comprehensive instructions for the NINETOM 12.3-inch Touchscreen Wireless CarPlay Android Auto Multimedia Receiver. It covers installation, operation, maintenance, and troubleshooting to ensure optimal performance and user satisfaction. This device is specifically designed for Audi A4, A5, S4, and S5 models manufactured between 2009 and 2015, equipped with the 3G MMI+ system. It is not compatible with Audi Concert or Symphony systems.
2. Informació de seguretat
- Instal·lació professional recomanada: For safety and proper functionality, professional installation is highly recommended. Incorrect installation may damage the vehicle's electrical system or the device.
- Seguretat de conducció: Prioritzeu sempre la conducció segura. No feu servir el dispositiu de manera que us distregui de la carretera. Ajusteu la configuració o view media only when the vehicle is safely parked.
- Comprovació de compatibilitat: Ensure your vehicle is compatible with the 3G MMI+ system (2009-2015 Audi A4/A5/S4/S5) before installation. Incompatibility can lead to malfunctions.
- Gestió de cables: Ensure all cables are securely routed and do not interfere with vehicle operation, including steering, pedals, or airbags.
- Extrems de temperatura: Avoid exposing the device to extreme temperatures for prolonged periods, as this may affect performance and longevity.
3. Producte acabatview
The NINETOM 12.3-inch Touchscreen Multimedia Receiver enhances your Audi's infotainment system with modern features while retaining original vehicle functionalities. It operates on a stable Linux system, providing a responsive and freeze-free experience.
Característiques principals:
- Pantalla tàctil HD d'12.3 polzades: Features a 1920x720 HD resolution for sharp, vibrant visuals.
- Built-in Wireless CarPlay & Android Auto: Seamless integration with Siri/Google Assistant, GPS, calls, messages, and music.
- Mirrorlink Functionality: Supports AirPlay for iPhone and Miracast for Android devices, allowing screen mirroring.
- Conserva les funcions originals: Preserves original car radio, amplifier, joystick control, and reversing camera.
- Linux System: Ensures stable and reliable performance.
- Fàcil instal·lació: Plug-and-play design with original car cables for non-destructive setup.
Què hi ha a la caixa:
- 12.3 inch touchscreen display
- All necessary cables for installation

Figure 1: NINETOM 12.3-inch Touchscreen Multimedia Receiver installed in an Audi dashboard, displaying the CarPlay interface.

Figure 2: Product Accessories List, detailing all components included in the package for installation.

Figure 3: Resolution Comparison, illustrating the enhanced clarity and color of the 1920x720 HD display.
4. Configuració
4.1 Comprovació de compatibilitat
Before proceeding with installation, it is crucial to confirm that your Audi vehicle is equipped with the 3G MMI+ system. This device is not compatible with Audi Concert or Symphony systems. You can typically identify your system by checking the text on the central control unit.

Figure 4: Visual guide for identifying compatible Audi Multimedia systems versus incompatible Audi Concert or Symphony systems.
4.2 Finalització de la instal·lacióview
The NINETOM multimedia receiver is designed for plug-and-play installation using the original car cables. This ensures a non-destructive process, eliminating the need for cutting or breaking existing wires. The package includes the 12.3-inch touchscreen and all necessary cables. If you encounter any installation issues, please refer to the detailed installation guide provided with the product or contact customer support.
4.3 Sound Output Configuration (AUX/AMI Activation)
The audio from the new system is transmitted through your car's original AUX port. To ensure proper sound output:
- Access your car's original system.
- Switch to the AUX mode.
- Tap the screen to return to the new system.
If your car's original AMI system is not functioning (e.g., showing "No device connected"), you will need to activate it. Plug the AMI cable (included in the package) into your car's AMI port. The other end of the cable does not need to be connected to anything. This action completes the activation process.

Figure 5: Guide for checking and activating AUX/AMI for sound output.
4.4 Configuració de la connexió sense fil
For wireless CarPlay and Android Auto functionality, follow these steps to connect your smartphone:
Video 1: Demonstrates the steps to set up AirPlay on an Audi, which is similar to the wireless connection process for CarPlay and Android Auto.
Video 2: Provides a step-by-step guide on how to set up Wireless CarPlay on an Audi, including Bluetooth pairing and activation.
5. Instruccions de funcionament
5.1 Commutació de sistemes
The NINETOM touchscreen allows for seamless switching between the original vehicle system and the new Linux-based system (CarPlay/Android Auto). To switch to the original system, select the "OEM" icon on the main interface. To return to the new system, simply touch any position on the screen.
Video 3: Introduction to the 12.3-inch Ultra-Narrow Touchscreen, demonstrating system switching and interface navigation.

Figure 6: Linux System Interface, showing various functions and connectivity options.
5.2 CarPlay i Android Auto
Access your smartphone's features directly on the car's display. This includes GPS navigation, making and receiving calls, sending and receiving messages, and enjoying music. Both wired and wireless connections are supported.
- Navegació: Use your preferred navigation apps (e.g., Apple Maps, Google Maps) for real-time directions.
- Comunicació: Make hands-free calls and send/receive messages using voice commands (Siri/Google Assistant) or the touchscreen.
- Mitjans de comunicació: Play music and podcasts from your favorite apps.

Figure 7: CarPlay and Android Auto interfaces in use, demonstrating navigation and media functions.
5.3 Mirrorlink (AirPlay & Autolink)
The Mirrorlink function allows you to mirror your smartphone's screen directly onto the 12.3-inch display. This is ideal for accessing apps, navigation, or watching videos. AirPlay is supported for iPhones, and Miracast (Autolink) is supported for Android devices.
5.4 Comandaments al volant
The system supports your original steering wheel controls, allowing you to manage media playback, answer calls, and activate voice commands without taking your hands off the wheel.
5.5 Rear Camera and Parking System
The device retains compatibility with your original reversing camera and parking system. It also supports aftermarket rearview cameras and DVR systems, providing enhanced safety and convenience during parking maneuvers.
5.6 Automatic Day and Night Modes
The display automatically switches between day and night modes, adjusting brightness and color schemes for optimal visibility and reduced eye strain in varying light conditions.
6. Manteniment
- Neteja de pantalla: Feu servir un drap suau i sense borrissol per netejar la pantalla tàctil. Per a taques difícils, fregueu lleugeramentampen the cloth with a screen-safe cleaner. Avoid harsh chemicals or abrasive materials.
- Actualitzacions de programari: Reviseu periòdicament el fabricant website or contact support for any available software updates to ensure optimal performance and access to new features.
- Inspecció del cable: Regularly inspect all connected cables for any signs of wear or damage. Ensure they remain securely connected.
- Cura del medi ambient: Protect the device from direct sunlight for extended periods when parked, and avoid extreme temperatures to prolong its lifespan.
7. Solució De Problemes
7.1 Sense sortida de so
- Check AUX Mode: Ensure your car's original system is switched to AUX mode.
- Activate AMI: If your car has an AMI port and no sound, connect the provided AMI cable to activate the port.
- Nivells de volum: Verify that both the device's volume and your car's audio system volume are turned up.
7.2 CarPlay/Android Auto no es connecta
- Enable Wi-Fi and Bluetooth: Assegureu-vos que la Wi-Fi i el Bluetooth estiguin activats al vostre telèfon intel·ligent.
- Parella Bluetooth: Cerca the device's Bluetooth name (e.g., "CAR-BT-XXXX") in your phone's Bluetooth settings and pair.
- Confirm Authorization: Accept any pairing requests or authorization prompts on your phone.
- Check CarPlay/Android Auto Settings: Verify that CarPlay/Android Auto is enabled in the device's Smart Phone settings.
- Reinicieu els dispositius: Try restarting both your smartphone and the multimedia receiver.
7.3 Screen Freezing or Unresponsive
- Reinicieu el dispositiu: Perform a soft reset by turning the car off and on, or by using the device's power button if available.
- Comproveu les connexions: Assegureu-vos que tots els cables estiguin ben connectats.
- Actualització de programari: Assegureu-vos que el firmware del dispositiu estigui actualitzat.
8. Especificacions
| Característica | Detall |
|---|---|
| Mida de la pantalla | 12.3 polzades |
| Resolució | 1920 x 720 HD |
| Sistema operatiu | Linux |
| Característiques especials | Wireless CarPlay & Android Auto, Mirrorlink, Navigation |
| Tecnologia de connectivitat | USB, Auxiliary Audio/Video |
| Tipus de servei del vehicle | Cotxe |
| Tipus de muntatge | Muntatge al quadre de comandament |
| Pes de l'article | 5.66 lliures (2.57 quilograms) |
| Dimensions del paquet | 15.35 x 7.24 x 6.77 polzades |
9. Garantia i assistència
For any questions regarding installation, operation, or troubleshooting, please contact NINETOM customer support. Our team is dedicated to providing assistance before and after your purchase to ensure a reliable and enjoyable experience with your multimedia receiver.
Consulteu la documentació de compra per obtenir detalls específics de la garantia i la informació de contacte.
