1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your CAIXI Android Auto CarPlay Car Radio Multimedia Player. This advanced system offers a seamless integration of entertainment, navigation, and communication features for an enhanced driving experience. Please read this manual thoroughly before using the device to ensure proper functionality and safety.

2. Specifications
The CAIXI Car Multimedia Player comes with various configurations and features. Below is a general overview of its capabilities:
| Feature | Description |
|---|---|
| High-concerned chemical | None |
| Built-in DVD Player | No |
| Is touch screen | Yes |
| Built-in Screen | Yes |
| TF/Micro SD Slot | 0 |
| Din | Double Din |
| RAM | 8G (Optional: 1G, 2G, 4G, 6G) |
| Interface | Optional |
| Operating System | Android |
| Out Power | 50WX4 |
| Voltage | 12 V |
| Item Weight | 1.3kg |
| Item Size | 240*146mm |
| Max External Memory | 128G |
| Special Features | wifi function, Support steering wheel control, Support 3G Network, Support 4G Network, Built-in GPS, 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 |
| Display Size | 9", 7", 10.1" |
| Origin | Mainland China |
| For Vehicle Brands/Model | Universal |
| ROM | 128G (Optional: 16G, 32G, 64G, 256G) |
| Certification | CE |
| Material | Abs+ |
| subwoofer output | Support |
| AV-OUT | WiFi version support, 4G version not support |
| RCA cable | 7 channels including subwoofer cable |
| screen display | 9inch 2.5D screen, QLED 1280*720 resolution 4G version IPS |
| Rear view camera input | Support (Free Gift) |
| Interface | 2*USB RCA Bluetooth |
| WIFI | Built-in |
| 4G LTE SIM | optional |
| Steering wheel control | support |
| Mirror link | Iphone & Android |
| microphone | Built-in |
| external microphone | optional |
| GPS Navigation map | Built-in offline map free update (support navitel/Igo) |
| Bluetooth phone book | support |
| Bluetooth music | support |
| OS language | support 46 countries, Russian, Spanish, Portuguese, French, Hebrew.. |
| System | Android |

3. Package Contents
The standard package for your CAIXI Car Multimedia Player includes the following items:
- Power Cable
- RCA Input/Output Cable
- Camera Input/BT Antenna
- 2x USB Cables
- GPS Antenna
- Bracket
For 4G versions, additional accessories are included:
- 4G SIM Cable
- 4G Antenna

4. Setup and Installation
Proper installation is crucial for the optimal performance of your car multimedia player. It is recommended to have this unit installed by a professional technician.
4.1 General Wiring Diagram
Refer to the following diagram for the general wiring connections. Ensure all connections are secure and correctly matched to your vehicle's wiring harness.

4.2 Rear View Camera Installation
For vehicles equipped with a rear view camera, follow these steps for proper connection:
- Connect the camera to the video cable.
- Connect the camera's power cable to the reversing light (positive and negative).
- Connect the trigger line A (red line) to the display trigger line.
- Connect the trigger line B (red line) with the back-up light +.
- Ensure the yellow connector AV display interface is inserted.

4.3 SIM Card Insertion (for 4G versions)
If you have a 4G version of the player, insert the SIM card as shown in the diagram. The SIM card chip should face the hardware back cover, with the bevel facing outwards.

4.4 Steering Wheel Control Setup
The unit supports most steering wheel control functions. To configure them:
- Navigate to the 'Steering Learn' section in the settings.
- Follow the on-screen prompts to assign functions to your steering wheel buttons.

5. Operating Instructions
Your CAIXI multimedia player features an intuitive Android interface. Here's how to navigate and use its core functions:
5.1 User Interface Overview
The player offers a customizable user interface with easy access to essential functions like navigation, radio, Bluetooth, apps, music, and settings.
5.2 Navigation
The unit comes with built-in offline maps and supports various online navigation apps. You can access Google Maps, Navitel, Igo, Yandex, and Waze.

5.3 Media Playback
Enjoy music and videos from various sources. The player supports multiple digital media formats including Mp3, MP4, WMA, and JPEG. You can also stream music via Bluetooth.
5.4 Bluetooth Functions
Connect your smartphone via Bluetooth for hands-free calling and music streaming. The phonebook function allows for easy contact management and caller ID display.

5.5 Sound Settings (DSP Equalizer)
Customize your audio experience with the built-in DSP equalizer. Adjust subwoofer, low, mid, and high frequencies, or choose from preset sound modes like Custom, Classical, Jazz, and Pop.

6. Special Features
6.1 CarPlay & Android Auto
Integrate your iPhone or Android device seamlessly with the player. Access navigation, make calls, send/receive messages, and listen to music while staying focused on the road.

6.2 4G/5G WIFI Connectivity
For 4G versions, enjoy internet connectivity on the go. Surf the web, use online navigation, stream music and movies, and stay connected at all times. 8-Core series also supports 5G WIFI.

6.3 AI Voice Control
Control your multimedia player with voice commands. Simply say a command like "turn on navigation" or "play music" to operate the device hands-free. (Note: This feature may require separate purchase of a software activation code).

6.4 ADAS DVR
The Advanced Driver-Assistance System (ADAS) with Digital Video Recorder (DVR) helps enhance driving safety. It provides early warnings if the car is too close to the front vehicle or deviates from its lane, reducing the risk of accidents. (Note: ADAS DVR may require separate purchase).

6.5 Tire Pressure Monitoring System (TPMS)
Real-time monitoring of tire pressure and temperature. The system triggers an alarm if tire pressure or temperature limits are exceeded, ensuring safer driving. (Note: TPMS sensors need to be purchased separately).

6.6 Adjustable Button Color
Customize the button backlight color to match your car's interior or your personal preference. There are 7 options for button light color available on Q9/S9 Plus/W9/GX9 models.

7. Maintenance
To ensure the longevity and optimal performance of your CAIXI Car Multimedia Player, follow these general maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the screen and exterior. Avoid abrasive cleaners or solvents that could damage the surface.
- Software Updates: Regularly check for software updates provided by CAIXI to ensure you have the latest features and bug fixes. Updates can improve performance and security.
- Avoid Extreme Temperatures: Do not expose the unit to extreme heat or cold for prolonged periods, as this can affect its electronic components.
- Power Management: Ensure your vehicle's electrical system is in good condition to prevent power fluctuations that could harm the device.
8. Troubleshooting
If you encounter any issues with your CAIXI Car Multimedia Player, try the following basic troubleshooting steps:
- No Power: Check all power connections and ensure the vehicle's ignition is on. Verify fuses if necessary.
- No Sound: Check volume settings, ensure speakers are properly connected, and verify audio output settings.
- Touchscreen Unresponsive: Try restarting the unit. If the issue persists, a factory reset might be necessary (consult support).
- GPS Signal Loss: Ensure the GPS antenna is properly installed and has a clear view of the sky.
- Bluetooth Connectivity Issues: Ensure Bluetooth is enabled on both the player and your mobile device. Try unpairing and re-pairing the devices.
- System Freezes/Crashes: Perform a soft reset by pressing the reset button (if available) or holding the power button until the unit restarts.
For persistent issues, please contact CAIXI customer support for assistance.
9. User Tips
Based on user feedback and common inquiries, here are some tips for getting the most out of your CAIXI Car Multimedia Player:
- Customizing the UI: Explore the various UI options and settings to personalize the look and feel of your device.
- App Management: Regularly review installed apps and uninstall any unused ones to free up storage and improve performance.
- Offline Maps: Download offline maps for your frequently traveled areas to ensure navigation even without an internet connection.
- Steering Wheel Controls: Take the time to properly configure your steering wheel controls for a safer and more convenient driving experience.
10. Warranty and Support
For any warranty claims, technical support, or service inquiries, please refer to the contact information provided with your purchase or on the official CAIXI website. Keep your purchase receipt as proof of purchase.
If you have any problems after receiving the goods, please contact the seller directly via AliExpress messaging. They aim to respond within 12 hours due to time zone differences.