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Our Service

Find answers to common questions, or contact us for technical support regarding pre-sales consultation or after-sales service.

 

 

FAQs

 

Q: What are the common structural issues with LED displays?

A:​ Structurally, the core requirement is proper fixation. You must follow the structural diagrams provided by the factory and select the appropriate fixing methods based on the actual site conditions to assemble and securely mount the screen.

 

Q: What should I know about powering an LED display?

A:​ First, it is crucial to identify the product's Average Power Consumption​ and Maximum Power Consumption. You must then distribute the power lines based on the load capacity and voltage of the input power supply.

 

Q: What are the common signal issues with LED displays?

A:​ Signal stability is key to image quality.

  1. Check Sources:​ Ensure the signal source (DVI/HDMI/SDI) matches the sending card's input.

  2. Transmission:​ For long-distance transmission, use Fiber Optic converters​ instead of standard cables to avoid signal attenuation.

  3. Cascading:​ Follow the correct daisy-chain (cascade)​ order as shown in the wiring diagram. Mismatched refresh rates​ or resolutions​ are the most common causes of "No Signal" or flickering.

 

Q:How to Maintain and Use Your LED Display?

A:Environment Control:​ Keep the environment dry and ventilated. Avoid moisture, dust, and high temperatures.

   Power Sequence:​ Always turn on the power supply first, then the screen. When shutting down, turn off the screen first, then the main power.

   Cleaning:​ Use a soft, dry cloth to clean the surface. Do NOT​ use abrasive chemicals or spray water directly onto the modules.

    Regular Inspection:​ Periodically check the signal cables and power connections to ensure they are secure and free from oxidation.

 

Q:How is the debugging of your LED control system going?

A:Our control system supports easy configuration and comes with professional software. We also offer remote assistance for debugging if needed.

The control systems are manufactured by specialized third-party suppliers. They provide comprehensive video tutorials that guide you step-by-step through the configuration process. Please simply identify your controller brand and refer to the corresponding resources.

 

Q:Is a structural drawing required for LED display installation?

A:The manufacturer must provide the structural drawings for the full display installation. This is critical for:

1. Safety:​ Ensuring the screen is firmly fixed and stable.

2. Wiring:​ Allowing for a reasonable and optimized layout of power and signal cables.

We will send you the official drawings shortly.

 

 

  After-sales Service Email: py2026@foxmail.com

SHENZHEN LONGDA LED CO.,LTD.

   

WhatsApp : +86 15014195661       WeChat : 15014195661       Email : sales01@longdaled.com

Address : Building C, Wanda Industrial Park, Zhoushi Road, Shiyan Town, Bao'an District, Shenzhen City, Guangdong Province, China

 

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