1. Introduction
This manual provides comprehensive instructions for the installation, operation, maintenance, and troubleshooting of your JOYING Android 13 Car Stereo. Please read this manual thoroughly before using the product to ensure proper functionality and to maximize your user experience.

Image 1.1: The JOYING Car Radio displaying its CarPlay interface, showcasing the large 9-inch screen and integrated controls.
2. Setup and Installation
The JOYING Car Radio is designed for a plug-and-play installation in Honda Civic models from 2016 to 2021. It supports factory features such as the reverse camera, steering wheel controls, and USB ports, utilizing the supplied necessary cables.
2.1 Supported Factory Features

Image 2.1: Overview of Android 13 features and supported factory integrations for Honda Civic 2016-2021, including Oil Life Reset, Factory USB, OEM Amplifier, Factory Reverse Camera, Factory A/C Information, Tire Pressure Calibration, Factory Door Information, Factory Steering Wheel Control, Factory LaneWatch Camera, and Factory Track Line / Parking Sensor.
2.2 Wiring Harness Selection
This model offers three different wiring harnesses (A, B, C) to ensure compatibility with various factory radio configurations. It is crucial to select the correct harness for your vehicle. If unsure, please consult a photo of your factory radio's rear connections.

Image 2.2: A guide illustrating the three different wiring harnesses (A, B, C) and their corresponding factory radio connections. Choose 'Wire Harness A' for specific factory radios, 'Wire Harness B' for another type, and 'Wire Harness C' for a third type, which includes a power amplifier interface.
2.3 Factory-Look Integration
The head unit is designed to seamlessly integrate into your Honda Civic's dashboard, maintaining a factory-like appearance.

Image 2.3: Demonstrates the factory-look style of the head unit when installed in a car dashboard, with smaller images showing successful installation in various Honda Civic dashboard configurations.
3. Operating Instructions
3.1 Fast Boot
After the initial boot-up (approximately 30-40 seconds), the system will start up instantly and enter the user interface within 2 seconds upon turning the car key.
3.2 Audio Features
The unit features a TDA7851 DSP Chip, a 48-Band Graphic Equalizer, and 4x50W Max Output Power for high-quality sound. It also provides Optical Fiber and Coaxial Digital Outputs for direct connection to external amplifiers, ensuring ultimate sound quality.

Image 3.1: Illustrates the high-quality sound capabilities, highlighting the TDA7851 DSP Chip, 48-Band Graphic Equalizer, and 4x50W Max Output Power. It also shows the various audio outputs including 4 Audio Outputs, 1 SUB Output, Fiber Optical Output, SPDIF Coaxial Output, and Center Channel Output, supporting aftermarket amplifiers.
3.3 Connectivity: 4G, Carplay & Android Auto
The built-in 4G module allows internet access by inserting a SIM card (note: cannot make phone calls or send SMS). The unit supports FDD-LTE and TDD-LTE bands. Built-in Carplay and Android Auto enable seamless integration with your mobile phone via USB cable or Bluetooth, allowing access to navigation, phone calls, and music on the larger screen.

Image 3.2: Demonstrates the built-in Carplay and Android Auto features, showing how a mobile phone can connect via USB or Bluetooth to display phone apps on the car radio's screen for navigation, calls, and music.
3.4 GPS Navigation
Equipped with precise GPS engines and antennas for accurate positioning and faster real-time navigation. Supports offline maps where data can be downloaded and saved to the stereo. Mobile phone map data can also be synchronized via Carplay/Android Auto.
3.5 Split-screen Multitasking
The unit supports split-screen functionality, allowing you to run two applications simultaneously, such as navigation and video playback.

Image 3.3: Illustrates the split-screen multitasking feature, showing steps to activate it: 1. Tap the recent apps icon. 2. Find the app to run in split-screen, click the app icon to bring up the split-screen button, and tap it. 3. The first app selected will display on the left side, then choose the second app in recent apps.
3.6 Personalized Settings
Customize your experience with features like changeable car boot logos, customizable wallpapers, adjustable screen brightness, and changeable button colors.

Image 3.4: Shows various personalized setting options including Car Boot Logo, Customizable Wallpapers, Adjustable Screen Brightness, and Changeable Button Color, allowing users to tailor the interface to their preferences.
3.7 Other Features
The unit includes additional functionalities such as AM/FM Radio, Hands-free Calling, Picture-in-Picture (PiP), 3 USB Ports, Micro SD Card Slot, and a 4G SIM Card Slot.

Image 3.5: Displays icons representing other key features of the car radio: Fast Boot, GPS Navigation, AM/FM Radio, Hands-free Call, Picture-in-Picture, 3 USB Ports, Micro SD Card Slot, and 4G SIM Card Slot.
4. Maintenance
4.1 Cooling System
The unit features an upgraded dual heat sink design for superior heat dissipation, improved temperature control, and enhanced performance stability. A fan will automatically activate if the CPU temperature or radio volume exceeds a set warning value to prevent overheating.

Image 4.1: Illustrates the upgraded cooling system with a dual heat sink design and a fan, explaining how it helps dissipate heat and maintain stable performance by automatically activating when CPU temperature or volume exceeds a set threshold.
4.2 WiFi Signal
An independent WiFi antenna ensures stable signal quality and provides fast and smooth internet access, supporting 802.11a/b/g/n/AC standards across 2.4GHz/5GHz spectral bands.

Image 4.2: Highlights the upgraded WiFi signal capabilities, featuring an independent WiFi antenna for stable signal quality and fast internet access, supporting 802.11a/b/g/n/AC standards and 2.4GHz/5GHz bands.
5. Troubleshooting
If you encounter any issues with your JOYING Car Radio, please refer to the following general troubleshooting steps:
- No Power: Check all power connections and fuses. Ensure the car's ignition is on.
- No Sound: Verify speaker connections. Check volume levels and audio output settings. Ensure external amplifiers are powered on if used.
- GPS Signal Issues: Ensure the GPS antenna is properly installed and has a clear view of the sky.
- Touchscreen Unresponsive: Try restarting the unit. If the issue persists, a factory reset might be necessary (refer to settings menu).
- Bluetooth Connectivity Problems: Ensure Bluetooth is enabled on both the unit and your device. Try unpairing and re-pairing the devices.
For more detailed troubleshooting or persistent issues, please contact JOYING customer support.
6. Specifications
| Feature | Specification |
|---|---|
| Model Number | JY-HT145N4 |
| Display Size | 9 Inches |
| Operating System | Android 13 |
| Memory Storage Capacity | 64 GB |
| Item Weight | 6 pounds |
| Package Dimensions | 13 x 9 x 8 inches |
| Connectivity Technology | Bluetooth, Wi-Fi, USB, Ethernet |
| Special Features | Touchscreen, Bluetooth, GPS, 4G Module, Carplay, Android Auto, Split-screen |
| Audio Output Mode | Stereo, Optical Fiber, Coaxial Digital |
| Country of Origin | China |
6.1 Size and Rear Ports

Image 6.1: Displays the dimensions of the 9-inch radio unit and a detailed view of its rear ports, including connections for camera, WiFi, GPS, 4G, USB, optical, and audio outputs.
7. Package Contents
The following items are included in your product package:
- 9" radio x1
- Single Din Cage x1
- Left & Right Bracket x1
- WiFi Antenna x1
- GPS Antenna x1
- 4G Antenna x2
- External Mic x1
- USB Cable x2
- AR Cable x1
- Screen Ribbon Cable x1
- Power Cable x1
- User Manual x1

Image 7.1: Visual representation of the items included in the package, such as the radio unit, single DIN cage, mounting brackets, various antennas, external microphone, USB cables, AR cable, screen ribbon cable, power cable, and user manual.
8. Optional Accessories
Enhance your JOYING Car Radio experience with these optional accessories (not included in the standard package):
- OBD2 (ASIN: B076CD78HT): Connects via Bluetooth to retrieve real-time data and trouble codes from your vehicle computer.
- AR Front Camera (ASIN: B0CBX4N6V8): Records the front road in the background automatically while driving.
- AR Rear Camera (ASIN: B0CBX39S8M): Switches to the reverse display automatically when reversing the car.

Image 8.1: Shows optional accessories available for purchase, including an OBD2 scanner, an AR Front Camera, and an AR Rear Camera, with brief descriptions of their functions.
9. Warranty and Support
Your JOYING Car Radio comes with a 2-Year Warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product meets its specified performance standards.
For technical support, warranty claims, or any inquiries, please visit the official JOYING Store or contact their customer service through the platform where you purchased the product.
JOYING Store Link: https://www.amazon.com/stores/JOYINGAndroidCarStereo/page/571C1208-4291-4DEC-85CC-AD53925CD824


