1. 서론
This manual provides detailed instructions for the installation, operation, and maintenance of your JOYING Android 13 Head Unit (Model JY-TTD03N8). This car stereo is designed for Toyota GT86 & Subaru BRZ (2012-2021) and Scion FRS (2013-2016) vehicles, offering advanced features such as Wireless CarPlay, Android Auto, GPS navigation, and a 12.3-inch display.
2. 제품 오버view
The JOYING Android 13 Head Unit is a feature-rich car stereo system. Key features include:
- 플러그 앤 플레이 설치: Designed for non-destructive installation, directly connecting to the original power cord without cutting cables.
- 빠른 부팅: Quick startup, entering the user interface in approximately 2 seconds after the initial boot.
- 광섬유 및 동축 디지털 출력: 외부 장치에 고품질 오디오 출력을 제공합니다. amp호환되는 입력 단자를 가진 앰프.
- GPS 네비게이션: Equipped with precise GPS engines and an antenna for accurate, real-time navigation and offline map support.
- 무선 CarPlay 및 Android Auto: 내비게이션, 통화, 음악 감상을 위해 스마트폰과 완벽하게 연동됩니다.
- 12.3인치 디스플레이: Large screen for enhanced visibility and user interaction.

Image: JOYING Android 13 Head Unit with 12.3-inch display, illustrating both Left-Hand Drive (LHD) and Right-Hand Drive (RHD) user interfaces. The image highlights compatibility with factory Harman Kardon Amplifier, factory reverse camera, and factory steering wheel control.

Image: The car radio featuring a floating-screen style installation, shown integrated into a vehicle dashboard. This image demonstrates the aesthetic and fitment of the unit in compatible car models.
3. Purchase Guide / Wiring Harness Selection
This model requires selecting the correct wiring harness based on your vehicle's dashboard configuration. Incorrect harness selection will prevent proper installation and functionality.

Image: Purchase Guide for Wiring Harness 'A'. This harness is suitable for car dashboards equipped with a small screen. Visual examples of compatible dashboards are provided.

Image: Purchase Guide for Wiring Harness 'B'. This harness is recommended for car dashboards featuring a larger screen. Multiple dashboard examples are shown for identification.

Image: Purchase Guide for Wiring Harnesses 'C' and 'D'. Harness 'C' is for Subaru dashboards with a big screen, while Harness 'D' is for Toyota dashboards with a big screen. Specific visual cues for each are provided.
4. 설정 및 설치
4.1 플러그 앤 플레이 설치
The JOYING car stereo is designed for non-destructive installation. It can be directly plugged into the original power cord of your vehicle. There is no need to cut or modify existing cables for basic functionality.
4.2 연결 구성 요소
Refer to the included 'Installation Manual' for detailed wiring diagrams and connection points for all components, including the WiFi Antenna, GPS Antenna, AR Cable, 4G Antennas, External Mic, USB Cables, Screen Ribbon Cable, and Power Cable.
5. 사용 설명서
5.1 Fast Boot and User Interface
The unit features a fast boot function. After the initial startup (which may take 30-40 seconds), subsequent boots will enter the user interface in approximately 2 seconds when the car key is turned.
5.2 내비게이션(GPS)
Utilize the precise GPS engine and included GPS antenna for accurate navigation. The unit supports offline maps; you can download map data for specific areas to the car stereo for use without an internet connection. You can also synchronize mobile phone map data via CarPlay or Android Auto.
5.3 Audio Features and DSP
The unit includes a TDA7851 DSP chip, a 48-band graphic equalizer, and 4x50W max output power for high-quality sound. It supports aftermarket amplifiers and offers Fiber Optical and SPDIF Coaxial outputs.

이미지: 이상view of high-quality sound features, including the TDA7851 DSP chip, 48-band graphic equalizer, 4x50W max output power, support for aftermarket amplifiers, 4 audio outputs, 1 SUB output, Fiber Optical output, SPDIF Coaxial output, and Center Channel output.
5.4 무선 CarPlay 및 Android Auto
Connect your mobile phone via USB cable or Bluetooth to access CarPlay or Android Auto. This allows you to use your phone's apps for navigation, making calls, and listening to music directly on the car stereo's display.

Image: Illustration of built-in Wireless CarPlay and Android Auto. It shows how to connect a mobile phone via USB or Bluetooth to share phone apps on the car radio screen for navigation, calls, and music.
5.5개의 HDMI 출력
The unit features an HDMI output, a full digital image and sound-sending interface. It can synchronously output uncompressed audio and video signals, eliminating the need for manual adjustments. This supports projection screen display for passengers and on-screen display with clear 1080P picture quality.
메모: HDMI 케이블은 포함되어 있지 않습니다.

이미지: 상세 view of the HDMI output port on the back of the unit, along with examples of its use for projection screens in headrests and synchronized on-screen display for passengers.
5.6 개인화 설정
Customize your user experience with various settings:
- 차량 트렁크 로고: 스타트업을 위한 맞춤 로고를 설정하세요.
- 사용자 지정 가능한 배경화면: 다양한 배경화면 중에서 선택하여 인터페이스를 개인 설정하세요.
- 버튼 색상 변경 가능: Adjust the color of the interface buttons.
- 화면 밝기 조절 가능: 최적의 화면 밝기를 위해 화면 밝기를 조절하세요. view다양한 조명 조건에서

Image: Display of personalization settings, including options for car boot logo, customizable wallpapers, changeable button colors, and adjustable screen brightness.
5.7 기타 기능
- AM/FM 라디오: Access local radio stations.
- 핸즈프리 통화: Integrated Bluetooth for safe calling.
- 화면 속 화면: View 여러 애플리케이션을 동시에 실행합니다.
- USB 포트 3개: 외부 장치를 연결하는 데 사용됩니다.
- 마이크로 SD 카드 슬롯: 추가 저장 공간.
- 4G SIM 카드 슬롯: 셀룰러 데이터 연결을 위해서입니다.
5.8 Multi-functional Display Demonstration
Video: A demonstration of the multi-functional display, showcasing various features such as UI navigation, music playback, video playback, radio tuning, steering wheel control learning, Apple CarPlay interface, DSP sound settings, and system information. This video provides a visual guide to the unit's capabilities.
6. 유지관리
6.1 냉각 시스템
The unit features a dual heat sink design for superior heat dissipation, improved temperature control, and enhanced performance stability. You can set a warning value for CPU temperature; if exceeded, the fan will automatically activate to prevent overheating.

Image: Illustration of the upgraded cooling system, featuring a dual heat sink design and a fan. It explains how the system manages temperature and prevents overheating by automatically activating the fan when a set CPU temperature warning value is reached.
6.2 WiFi 신호
The unit includes an independent WiFi antenna to ensure stable signal quality and provide fast & smooth internet access. It supports 802.11a/b/g/n/AC standards across 2.4GHz/5GHz spectral bands.