1. المقدمة
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. معلومات السلامة
To ensure safe operation and prevent damage to the device, please observe the following safety precautions:
- مزود الطاقة: Use only the specified power adapter and ensure the power outlet is properly grounded.
- تهوية: لا تسد فتحات التهوية. تأكد من وجود مساحة كافية حول الجهاز لضمان تدفق الهواء بشكل صحيح.
- الموقع: 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.
- تنظيف: افصل الكهرباء قبل التنظيف. استخدم قطعة قماش ناعمة وجافة. لا تستخدم منظفات سائلة أو بخاخات.
- التعامل: Handle the display with care. Avoid strong impacts or pressure on the screen.
- الخدمة: لا تحاول صيانة المنتج بنفسك. قم بإحالة جميع أعمال الصيانة إلى موظفي الصيانة المؤهلين.
3. محتويات العبوة
Please check the package contents upon unboxing. If any items are missing or damaged, contact your dealer immediately.
- MAXHUB E21 Series 86-inch Digital Board
- كابل الطاقة
- قلم اللمس (أقلام اللمس)
- جهاز التحكم عن بعد
- Wall Mount Bracket (optional, may vary by region/package)
- دليل المستخدم (هذا المستند)
4. الإعداد
4.1 التثبيت المادي
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 توصيل الطاقة
- Connect the power cable to the AC IN port on the digital board.
- قم بتوصيل الطرف الآخر من كابل الطاقة بمأخذ كهربائي مؤرض.
- Press the power button, usually located on the side or bottom of the display, to turn on the device.
4.3 الإعداد الأولي والاتصال بالشبكة
Upon first power-on, the system will guide you through the initial setup process, including language selection, time zone, and network configuration.
- واي فاي: اختر شبكة الواي فاي الخاصة بك من القائمة وأدخل كلمة المرور.
- إيثرنت: 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. تعليمات التشغيل
5.1 الملاحة الأساسية
The MAXHUB E21 Series runs on Android 13.0. Navigate the interface using touch gestures or the remote control.
- مقبض: حدد عنصرًا أو افتح تطبيقًا.
- انتقاد: Scroll through menus or pages.
- قرصة / انتشار: تكبير أو تصغير المحتوى.
- ضغطة طويلة: الوصول إلى القوائم السياقية أو نقل الأيقونات.
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. erasinج).

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 أو المشاركة.
5.4 Connectivity (Type-C)
The Type-C port offers versatile connectivity for various peripherals.
- نقل البيانات: Connect external storage devices.
- عرض الإخراج: Connect to external monitors (if supported by specific port).
- تسليم الطاقة: Charge compatible devices.
- صوت / فيديو: Connect compatible audio/video devices.

Figure 4: Type-C connectivity options.
6. الميزات الرئيسية
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.
- نظام تشغيل متطور: Powered by Android 13.0 OS, combined with 8GB RAM and 64GB ROM, for fast, smooth operations, enhanced processing capabilities, and ampلو التخزين.
- Powerful Audio System: Integrated dual 20W speakers provide rich, clear, and impactful sound, enhancing multimedia presentations and video conferencing.
- متين وموثوق به: Engineered for long-lasting performance with a 50,000-hour backlight life, ensuring consistent brightness and reliability over time.
7. الصيانة
7.1 تنظيف الشاشة
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 التنظيف العام
Wipe the frame and back panel with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
7.3 تحديثات البرامج
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. استكشاف الأخطاء وإصلاحها
If you encounter issues with your MAXHUB Digital Board, refer to the following common problems and solutions:
| مشكلة | السبب المحتمل | حل |
|---|---|---|
| لا يوجد طاقة | Power cable not connected; Power outlet faulty; Device off | Ensure power cable is securely connected; Test power outlet; Press power button |
| لا يوجد عرض | Device in standby mode; Input source incorrect | Wake up the device; Check input source settings |
| شاشة اللمس لا تستجيب | Screen dirty; Software glitch; Calibration issue | Clean the screen; Restart the device; Recalibrate touch (if option available) |
| لا يوجد صوت | مستوى الصوت منخفض جدًا؛ تم كتم الصوت؛ تم توصيل جهاز صوت خارجي | Increase volume; Unmute; Disconnect external audio or select internal speakers |
| مشاكل اتصال Wi-Fi | كلمة مرور خاطئة؛ مشكلة في جهاز التوجيه؛ تداخل الإشارة | Verify password; Restart router; Move closer to router or reduce interference |
If the problem persists, please contact MAXHUB customer support for assistance.
9. المواصفات
Detailed technical specifications for the MAXHUB E21 Series 86-inch Digital Board:
| ميزة | مواصفة |
|---|---|
| ماركة | ماكسهب |
| رقم الموديل | سلسلة E21 |
| حجم الشاشة | 86 بوصة |
| دقة | 3840x2160 (4K UHD) |
| نظام التشغيل | أندرويد 13.0 |
| كبش | 8 جيجا بايت |
| التخزين (ROM) | 64 جيجا بايت |
| نقاط اللمس | حتى 40 |
| مخرج الصوت | مكبرات صوت 2 × 20 واط |
| عمر الإضاءة الخلفية | 50,000 ساعات |
| مدخلات واجهة الإنسان | شاشة تعمل باللمس |
| لون | رمادي |
10. الضمان والدعم
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 webالموقع للحصول على شروط وأحكام الضمان التفصيلية.
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.





