1. Introduction
Thank you for choosing the Ainavi K50 1Din Car Radio. This manual provides detailed instructions for the installation, operation, and maintenance of your new car multimedia player. Please read this manual thoroughly before use to ensure proper functionality and safety.
2. Package Contents
Before proceeding with installation, please verify that all items listed below are included in your package:

- Ainavi K50 1Din Car Radio Unit (6.36-inch Full Laminating)
- Car Microphone
- Radio Antenna
- Power Cable Harness
- Snap Brackets (x4)
- Radio Removal Tool
- Installation Guide / User Manual
- Optional: Backup Camera (if purchased with camera option)
If any items are missing or damaged, please contact customer support.
3. Setup and Installation
This section guides you through the physical installation and initial setup of your Ainavi K50 car radio. Professional installation is recommended.
3.1. Unboxing and Component Overview
Watch this video for a visual guide on unboxing and identifying the components of your Ainavi K50 car radio.
3.2. Wiring Connections
Carefully follow the wiring diagram to connect the power, speaker, and other auxiliary cables. Ensure all connections are secure to prevent malfunctions.

Plug A: Speaker Wires
- Purple / Black: Rear Right - Speaker
- Purple: Rear Right + Speaker
- Gray / Black: Front Right - Speaker
- Gray: Front Right + Speaker
- White / Black: Front Left - Speaker
- White: Front Left + Speaker
- Green / Black: Rear Left - Speaker
- Green: Rear Left + Speaker
Plug B: Power and Control Wires
- Pink: BACK (Rear CAM control wire)
- Orange: Key 2 (SWC2)
- Brown: Key 1 (SWC1)
- Yellow: 4.B+ (+12V Constant Power Supply)
- Blue: ANT
- Green: ILL
- Red: ACC (+12V Ignition)
- Black: GND
Plug C: RCA, Video, Radio Antenna, External Microphone
- RCA L: Left Audio Output
- RCA R: Right Audio Output
- Video Output: Video Signal Output
- Empty: Not used
- Video Input: Video Signal Input
- Reversing video input (CVBS): Input for backup camera
- Radio Antenna: Connects to car's radio antenna
- External microphone: Connects to the included external microphone
3.3. Reversing Camera Connection (Optional)
If you have purchased the optional backup camera, connect it according to the diagram below. The camera supports CVBS format only.

3.4. Physical Installation
The Ainavi K50 is a 1 DIN universal radio. Use the provided snap brackets and radio removal tool to secure the unit in your car's dashboard. Ensure the unit is firmly in place and all cables are properly routed and secured.

4. Operating Instructions
This section details the various functions and features of your Ainavi K50 car radio.
4.1. Front Panel Controls and Ports
The front panel of the Ainavi K50 provides easy access to essential controls and connectivity options.

- Type-C Charging: For charging compatible devices.
- TF Card Slot: Insert a TF (Micro SD) card for media playback.
- Knob: Multi-function knob for volume control, menu navigation, and selection.
- USB Transfer: Connect USB drives for media playback or data transfer.
- AUX Port: Connect external audio devices via a 3.5mm audio jack.
- MIC: Built-in microphone.
- RST: Reset button (use a thin object to press).
4.2. Steering Wheel Control (SWC)
The unit supports steering wheel controls, allowing you to manage audio and calls without taking your hands off the wheel. Refer to the diagram for common functions.

4.3. Wireless CarPlay & Android Auto
The Ainavi K50 supports both Wireless and Wired CarPlay and Android Auto. It automatically connects within 10 seconds after you start the car, providing seamless integration with your smartphone for navigation, music, calls, and more.

4.4. Bluetooth Hands-Free Connection
Connect your smartphone via Bluetooth 5.0 for hands-free calling, Bluetooth music streaming, and syncing contacts. This feature enhances driving safety and convenience.

4.5. GPS Navigation
The unit supports online and offline maps, allowing you to listen to navigation instructions, music, and radio stations simultaneously.

4.6. Media Playback and Radio
Enjoy dynamic music, video playback, and FM radio directly from your car radio. The intuitive interface allows for easy control of your entertainment options.

5. Maintenance
To ensure the longevity and optimal performance of your Ainavi K50 car radio, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the screen and exterior. Avoid abrasive cleaners or solvents that may damage the surface.
- Software Updates: Periodically check the manufacturer's website for available software updates to ensure you have the latest features and bug fixes.
- Environmental Conditions: Avoid exposing the unit to extreme temperatures, direct sunlight for prolonged periods, or excessive moisture.
- Cable Inspection: Regularly inspect all connected cables for any signs of wear or damage. Replace damaged cables immediately.
6. Troubleshooting
If you encounter issues with your Ainavi K50, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | Loose power connection, blown fuse, incorrect wiring. | Check power cable connections. Inspect vehicle fuses. Verify wiring against the diagram. |
| No sound from speakers | Speaker wires disconnected, incorrect speaker wiring, volume too low, mute activated. | Check speaker wire connections. Ensure volume is up and unit is not muted. |
| CarPlay/Android Auto not connecting | Incorrect USB cable, phone settings, software glitch. | Use original or certified USB cable. Check phone's CarPlay/Android Auto settings. Try restarting both phone and car radio. |
| Touch screen unresponsive | Temporary software issue, screen protector interference. | Press the RST (Reset) button. Ensure screen protector is properly applied or remove it for testing. |
| Poor radio reception | Antenna not connected, damaged antenna, weak signal area. | Check radio antenna connection. Consider a powered antenna if in a weak signal area. |
If the problem persists after trying these solutions, please contact Ainavi customer support.
7. Specifications
Below are the key technical specifications for the Ainavi K50 1Din Car Radio:

| Feature | Specification |
|---|---|
| Built-in DVD Player | No |
| Built-in CD player | No |
| Is touch screen | Yes (Full In-Cell Technology) |
| Built-in Screen | Yes |
| TF/Micro SD Slot | 2 |
| Din | One Din |
| Operating System | Linux |
| Voltage | 12 V |
| Item Weight | 0.8kg |
| Item Size | 6.36 inch (Screen) |
| Output Type | Colored |
| Digital Media Format | Mp3, WMA, JPEG |
| Display Size | 6.2" (Actual display area) |
| Origin | Mainland China |
| Certification | CE, FCC, RoHS, WEEE |
8. User Tips
Based on general user feedback for similar products, here are some tips for enhancing your experience:
- Cable Management: Properly route and secure all cables during installation to prevent interference, damage, and ensure a clean look.
- Firmware Updates: Regularly check the manufacturer's website for firmware updates. These can improve performance, add new features, and fix bugs.
- Screen Cleaning: Use a microfiber cloth specifically designed for electronics to clean the touch screen. Avoid harsh chemicals.
- Voice Commands: Familiarize yourself with voice commands for CarPlay/Android Auto to minimize distractions while driving.
- External Microphone Placement: For optimal call quality, ensure the external microphone is placed in a clear, unobstructed location, away from air vents.
Note: No specific user reviews or Q&A were provided for this product to generate product-specific tips.
9. Warranty and Support
Your Ainavi K50 1Din Car Radio is backed by the manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation included with your product or contact the seller directly. For technical support, troubleshooting assistance, or inquiries about replacement parts, please reach out to Ainavi customer service through the 'Ainavi Europe Choice Store' where you purchased the product.
Please have your product model (K50) and purchase details ready when contacting support.





