Still struggling with the complicated control of LED displays? HuiDu software is your all-in-one LED display management solution. No complicated operations required—simply download with one click and easily manage all your LED display devices, from monochrome LED screens to full-color LED screens, and from single displays to large-scale LED display networks.

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1. What can HuiDu software do for your business?

HuiDu Control Software is the intelligent brain designed specifically for HuiDu series control cards and receiving cards. It can turn any LED display you already have into an easy-to-manage, content-rich dynamic information center, directly enhancing your business communication efficiency.

Scenario 1: Retail Mall screen

You may have installed a large LED billboard in your mall, but the content is limited, unable to display videos, images, and real-time information simultaneously, making it hard to attract customers.

HuiDu Software Solution:

Software Recommendation: HDPlayer, HDSign

  • Split Screen Playback: Divide the entire Full Color LED Display into multiple independent windows. Play product ads on the left side, show today’s hot sale prices in the top-right corner, and display live social media reviews at the bottom.
  • Scheduled Programs: Pre-set promotional content for different times (e.g., noon, evening), with the system playing them automatically without manual intervention.
shopping mall led screen

Scenario 2: Corporate Lobby screen

Your company’s front desk LED Information Display requires frequent updates for notices, welcome messages, and performance data. Manual operation is inefficient, and syncing screen content across headquarters and branch offices is challenging.

HuiDu Software Solution:

Software Recommendation: HDSet, HDSign

  • Network Centralized Control: Via a local area network, push the latest notices, promotional videos, or data dashboards to all LED displays in offices nationwide with just one click.
  • Mobile App Remote Control: Use the official app to remotely switch screens on/off, adjust brightness, or urgently release information, enabling management anytime, anywhere.
Corporate Lobby screen

Scenario 3: Event Venues screen

For events like conferences, weddings, or press releases, you need to quickly set up a conference screen or wedding LED screen and display professional content such as welcome messages, agendas, and countdowns.

HuiDu Software Solution:

Software Recommendation: HDSign, HD Show

  • Built-in Media Components: The software comes with a rich multimedia library, including dynamic clocks, real-time weather, holiday greetings, wedding cards, and more.
  • One-Click Application: Add professional-grade visual elements to your event screen with just one click. No complex design required – quickly create a stunning visual experience.
Event Venues screen

2. HuiDu Software Beginner’s Guide

With just three simple steps, you can quickly set up your LED display and start showcasing exciting content.

Step 1: Identify Your Hardware Model

The right software starts with the right hardware. Locate the HuiDu control card or playback box installed behind your LED display and record its exact model number (e.g., HD-H4K, HD-B6L, HD-A7, etc.).

Pro Tip: The model number is usually printed on the device label. If you can’t find it, please contact your display supplier or our support team for assistance.

Step 2: Download and Install the Matching Software

Go to the Download Area: In the “Software Download Section” at the bottom of this page, find and download the recommended software version based on your control card model or application needs.

Install the Software: Run the downloaded installer and follow the on-screen prompts to complete the installation.

Step 3: Connect, Set Up, and Publish

Hardware Connection: Ensure your computer is connected to the control card via an Ethernet cable and is on the same local network.

Software Setup:

  • Open the HuiDu software, which will typically auto-detect and recognize the LED screens on the network.
  • Select your screen and make simple parameter adjustments (e.g., screen size, resolution, etc.).
  • Create your first program: Add images, videos, or text, and drag them to the playback window.
  • Send to Screen: Click the “Send” button, and your content will be instantly displayed on the LED screen.

Common Quick Start Issues (Quick Start FAQ)

Please check the following:

  • Ensure the Ethernet cable is properly plugged in.
  • Check if your computer’s firewall is blocking the software.
  • Make sure the control card’s IP address and the computer are on the same subnet.

This is usually caused by mismatched width and height parameters in the “Screen Settings” compared to the actual pixel count of your LED screen. Double-check and enter the correct parameters.

We strongly recommend the “Recommended Version” listed for your hardware model. Newer software versions may include new features, but older versions are generally more stable.

3. Software Download Categories

Please choose and download the most suitable HuiDu official software based on your hardware model or application needs. We’ve selected the most stable and commonly used versions for you.

Not sure which one to choose?
If you’re unsure about which software you need, please refer to the [Beginner’s Guide] or [Check Your Hardware Model] first. Choosing the wrong software may cause the screen to malfunction.

3.1 Full-Color LED Display Control Software

Designed for managing full-color LED displays, this software supports rich video, image, and animation playback. It is the core software for applications like commercial advertising and stage events.

3.2 Monochrome and Bicolor LED Display Control Software

Used for controlling monochrome or bicolor LED displays, mainly for publishing text, simple images, and tables.

Single-color control card Software User Manual
HDSign V2.0.2 HDSign Manual
HD2020V1.3.2.1 /
HD2018 V1.0.35.0 /
Single & two-color control card Software User Manual
HD2014 V 2.0.125 HD2014 Manual
HD2013 V 4.16 None
hd2018 v1.0.35 HD2018 Manual
HD2020V1.3.2.1 HD2020 Manual
HDSign V1.1.1 HDSign Manual

3.3 Utility and Setup Software

Essential tools for screen setup, debugging, and system maintenance.

Multimedia playback software
HD Show.2.0.17.0
LCD control software Software User Manual
LCDPlayer_V1.1.26.0 LCDPlayer Operating Instructions
Asynchronous full color firmware Software  
CD Series FPGA Firmware  

4. HuiDu Technical Resource: Control Cards, Processors, and Player Datasheets

This resource library provides the official datasheets for the full range of HuiDu hardware products. These documents are crucial for solution design, product selection, project bidding, and installation and debugging. They include detailed product appearances, interface definitions, technical specifications, and application scenario descriptions.

How to use this resource library?

  • Solution Design Stage: Select the appropriate control card or processor based on screen size, pixel density, and functional requirements.
  • Product Selection Stage: Compare the parameters of different models to ensure compatibility with your LED display.
  • Installation and Debugging Stage: Refer to interface definitions and dimension diagrams to ensure correct wiring and installation.

4.1HuiDu full color control card specifications

Asynchronous full-color controller specification

 4K Super Controller specification sheet  
HD-H4K HD-A8(dual-mode)
HD-A7(dual-mode)  

 

LED control card specification sheet  
HD-B6L HD-C16L
HD-C08L HD-D16
HD-D18  

synchronous full-color controller specification

LED Controllers specification sheet  
HD-T901 HD-T901B
HD-T902_C3_971 HD-T902_C3_972

Full-color controller of other specifications

4.2 control system specifications

Receiving card specification sheet
HD-K08 HD-K12
HD-R500S HD-R716
HD-R712 HD-R708
HD-R372 HD-R5S
HD-RB6 HD-R507T
Synchronous control system
HD-T80F HD-T16
HD-T08 HD-T902×2
HD-T902×1 HD-T901

4.4 LCD Control System specifications 

 

LCD Player Box specifications  
HD-3399F-BOX HD-3568S-BOX
HD-3566S-BOX HD-3288S-BOX
HD-40S-BOX  

4.7 Accessories Specification

 

Accessories Specification  
HD-S40 HD-S70
HD-S90 HD-Y1
HD-FT08 HD-K524

5.HuiDu Instruction Manual & User Manual

5.1 Full Color Controller Instruction Manual

5.3 LCD Controller Instruction Manual

 

   
HD-M20 Instruction Manual LCD display information management platform instruction V1.0
LedArt Instruction Manual for LCD controller  

5. FAQ

The vast majority of standard LED displays are compatible with the HuiDu system. The key is selecting the correct control card. If you purchased your display from EagerLED, we have already configured a compatible solution for you. If you are using your own display, simply provide the model of your LED modules and receiving cards, and our technical support team will confirm compatibility for you.

This is one of the most important choices.

Synchronous Control System: Relies on a computer to output signals in real-time, ensuring that the screen content is fully synchronized with the computer display. It’s ideal for displaying real-time video, conference content, live broadcasts, and other scenarios that require high real-time performance.

Asynchronous Control System: Content is pre-stored on the control card and can run offline. It’s suitable for looping pre-set content like advertisements, images, and schedules, offering greater stability and energy efficiency.

You can choose based on your content needs.

The most accurate method is to select the corresponding “Recommended Version” based on your specific control card model in the “Software Download Categories” on this page. Generally, the latest version has the most features, but the “Recommended Version” is the most stable, having been thoroughly tested. If you’re unsure, feel free to contact us.

You can:

First, consult the corresponding [User Manual] for the software, as most basic issues are addressed there.

Search for relevant [Tutorial Videos] on our site.

If the problem persists, please [Contact EagerLED Technical Support], providing your software version, control card model, and screenshots of the issue, and we’ll provide professional guidance.

Yes. HuiDu official software is free to download, free to use, and free to update, with no hidden fees or subscription charges.

6. Conclusion

All HuiDu software and resources provided on this page are carefully organized and maintained by EagerLED, designed to offer you a one-stop service from product selection, software configuration, to technical support.