1. 서론
Welcome to the MAXHUB E21 Series 86-inch Digital Board user manual. This document provides essential information for the safe and efficient operation of your new interactive display. The MAXHUB E21 Series is designed to enhance collaboration, presentations, and interactive learning environments with its advanced features and intuitive interface. Please read this manual thoroughly before using the product and retain it for future reference.

Figure 1: MAXHUB E21 Series 86-inch Digital Board in a classroom environment.
2. 안전 정보
To ensure safe operation and prevent damage to the device, please observe the following safety precautions:
- 전원 공급 장치: Use only the specified power adapter and ensure the power outlet is properly grounded.
- 통풍: 통풍구를 막지 마십시오. 기기 주변에 적절한 공기 흐름을 위한 충분한 공간을 확보하십시오.
- 놓기: Install the digital board on a stable surface or mount it securely to a wall using appropriate hardware. Avoid placing it in direct sunlight, near heat sources, or in areas with high humidity or dust.
- 청소: 청소하기 전에 전원을 분리하세요. 부드럽고 마른 천을 사용하세요. 액체 또는 에어로졸 세척제는 사용하지 마세요.
- 손질: Handle the display with care. Avoid strong impacts or pressure on the screen.
- 서비스: 제품을 직접 수리하려고 하지 마십시오. 모든 서비스는 자격을 갖춘 서비스 직원에게 맡기십시오.
3. 패키지 내용
개봉 후 구성품을 확인해 주십시오. 누락되거나 손상된 품목이 있을 경우 즉시 판매점에 문의해 주십시오.
- MAXHUB E21 Series 86-inch Digital Board
- 전원 케이블
- Stylus Pen(s)
- 원격 제어
- Wall Mount Bracket (optional, may vary by region/package)
- 사용 설명서 (본 문서)
4. 설정
4.1 물리적 설치
The MAXHUB Digital Board can be installed on a mobile stand or wall-mounted. Follow the instructions provided with your specific stand or wall mount kit. Ensure the installation is secure and level.
4.2 전원 연결
- Connect the power cable to the AC IN port on the digital board.
- 전원 케이블의 다른 쪽 끝을 접지된 전기 콘센트에 꽂습니다.
- Press the power button, usually located on the side or bottom of the display, to turn on the device.
4.3 초기 설정 및 네트워크 연결
Upon first power-on, the system will guide you through the initial setup process, including language selection, time zone, and network configuration.
- 와이파이: 목록에서 Wi-Fi 네트워크를 선택하고 비밀번호를 입력하세요.
- 이더넷: Connect an Ethernet cable to the LAN port for a wired network connection.

Figure 2: Main interface of the MAXHUB E21 Series Digital Board.
5. 사용 설명서
5.1 기본 탐색
The MAXHUB E21 Series runs on Android 13.0. Navigate the interface using touch gestures or the remote control.
- 수도꼭지: 항목을 선택하거나 애플리케이션을 엽니다.
- 강타: 메뉴나 페이지를 스크롤하세요.
- 핀치/스프레드: 콘텐츠를 확대하거나 축소합니다.
- 길게 누르기 : 상황에 맞는 메뉴에 접근하거나 아이콘을 이동합니다.
5.2 Intelligent Touch Functionality
The digital board supports up to 40 touch points, allowing multiple users to interact simultaneously.
- Use your finger or the provided stylus for precise interaction.
- The system can differentiate between finger touch and stylus input for various functions (e.g., writing vs. erasing).

Figure 3: Stylus interaction on the digital board.
5.3 Using the Whiteboard Application
Access the built-in whiteboard application for interactive writing, drawing, and annotation.
- Select different pen colors, thicknesses, and tools from the toolbar.
- Use multi-touch gestures for zooming and panning the canvas.
- Save your whiteboard sessions for later review 또는 공유.
5.4 Connectivity (Type-C)
The Type-C port offers versatile connectivity for various peripherals.
- 데이터 전송: Connect external storage devices.
- 디스플레이 출력: Connect to external monitors (if supported by specific port).
- 전력 공급 : Charge compatible devices.
- 오디오/비디오: Connect compatible audio/video devices.

Figure 4: Type-C connectivity options.
6. 주요 특징
The MAXHUB E21 Series 86-inch Digital Board is equipped with advanced features for superior performance and user experience:
- Expansive Ultra-HD Display: An 86-inch screen with 3840x2160 (4K) resolution delivers stunning visuals and vibrant colors, ideal for large meeting spaces and classrooms.
- Eyes Care Technology: Features TÜV-certified Low Blue Light and Flicker-Free technology to ensure a comfortable viewing experience during extended use, reducing eye strain.
- Precision Touch Features: Intelligent touchscreen technology supports up to 40 simultaneous touch points, enabling seamless multi-user collaboration and precise interaction.
- 고급 운영 체제: Powered by Android 13.0 OS, combined with 8GB RAM and 64GB ROM, for fast, smooth operations, enhanced processing capabilities, and amp르 스토리지.
- Powerful Audio System: Integrated dual 20W speakers provide rich, clear, and impactful sound, enhancing multimedia presentations and video conferencing.
- 내구성과 신뢰성: Engineered for long-lasting performance with a 50,000-hour backlight life, ensuring consistent brightness and reliability over time.
7. 유지관리
7.1 화면 청소
To clean the screen, first power off the device and unplug the power cable. Use a soft, lint-free cloth slightly dampened with water or a screen-specific cleaning solution. Do not spray liquid directly onto the screen.
7.2 일반 청소
Wipe the frame and back panel with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
7.3 소프트웨어 업데이트
Periodically check for system software updates through the device's settings menu to ensure optimal performance and access to the latest features and security patches.
8. 문제 해결
If you encounter issues with your MAXHUB Digital Board, refer to the following common problems and solutions:
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 전원이 없습니다 | Power cable not connected; Power outlet faulty; Device off | Ensure power cable is securely connected; Test power outlet; Press power button |
| 디스플레이 없음 | Device in standby mode; Input source incorrect | Wake up the device; Check input source settings |
| 터치스크린이 응답하지 않음 | Screen dirty; Software glitch; Calibration issue | Clean the screen; Restart the device; Recalibrate touch (if option available) |
| 소리가 나지 않습니다 | 볼륨이 너무 작음; 음소거됨; 외부 오디오 장치가 연결됨 | Increase volume; Unmute; Disconnect external audio or select internal speakers |
| Wi-Fi 연결 문제 | 잘못된 비밀번호; 라우터 문제; 신호 간섭 | Verify password; Restart router; Move closer to router or reduce interference |
If the problem persists, please contact MAXHUB customer support for assistance.
9. 사양
Detailed technical specifications for the MAXHUB E21 Series 86-inch Digital Board:
| 특징 | 사양 |
|---|---|
| 상표 | 맥스허브 |
| 모델 번호 | E21 시리즈 |
| 화면 크기 | 86 인치 |
| 해결 | 3840x2160(4K UHD) |
| 운영 체제 | 안드로이드 13.0 |
| 숫양 | 8GB |
| 저장 장치(ROM) | 64GB |
| 터치 포인트 | 최대 40개 |
| 오디오 출력 | 2W 스피커 20개 |
| 백라이트 수명 | 50,000시간 |
| 휴먼 인터페이스 입력 | 터치스크린 |
| 색상 | 회색 |
10. 보증 및 지원
Your MAXHUB E21 Series Digital Board comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package or visit the official MAXHUB web자세한 보증 약관은 해당 사이트에서 확인하세요.
For technical support, service, or inquiries, please contact MAXHUB customer service through their official channels. Have your product model and serial number ready when contacting support.