The Importance of Regular LED Video Wall Service and Repair

LED video walls have gained tremendous popularity across various industries due to their stunning visual displays and ability to captivate audiences. As these digital marvels become an integral part of businesses, the significance of maintaining their optimal performance and longevity cannot be overstated. That’s where reliable LED video wall service and repair come into play.

With LED video walls as the focal point of attention, glitches or malfunctions can disrupt their immersive experience. Professional LED wall service providers specialise in diagnosing and rectifying issues promptly, ensuring uninterrupted visual brilliance. From LED screen repair and troubleshooting to installation and support, these experts possess the knowledge and skills to handle all aspects of maintenance and repair.

Investing in regular LED video wall service eliminates potential disruptions and extends the display’s lifespan. By adhering to maintenance schedules and adopting best practices, businesses can prevent issues before they arise, saving time and resources in the long run. The benefits of regular service include increased longevity, minimised repair costs, and improved overall performance. By partnering with professional service providers, businesses can safeguard their investment and ensure uninterrupted visual impact.

Understanding LED video wall service and repair

In today’s digital age, LED video walls have become increasingly popular for their ability to create stunning visual displays in various settings, ranging from advertising to entertainment and information dissemination. These large-scale displays have multiple LED panels seamlessly integrated to form a captivating screen. Regular service and repair ensure uninterrupted operation and prevent potential issues.

Components and Functionality of LED Video Walls

An LED video wall comprises several key components, each vital in delivering exceptional visual experiences. The primary element is the LED screen, consisting of individual light-emitting diodes (LEDs) that emit vibrant colours and high-contrast images. LED screens are known for their superior brightness, clarity, and wide viewing angles, making them ideal for large-scale displays.

The LED panels, which are the building blocks of the video wall, are seamlessly connected to create a cohesive display. These panels are lightweight, slim, and modular, allowing flexible configurations to suit various sizes and aspect ratios. The seamless integration of panels ensures a smooth and uninterrupted visual experience for the audience.

A video processor controls the content displayed on the LED video wall. This device enables the seamless switching and scaling of multiple input sources, ensuring a cohesive and synchronised display. Additionally, video processors offer advanced features like pixel mapping, colour calibration, and multi-window layouts, allowing creative and dynamic content presentations.

The Benefits of LED Video Walls

LED video walls offer numerous benefits, making them a choice for businesses, event organisers, and advertisers. These benefits include:

1. High Impact Visuals: LED video walls deliver vibrant, high-resolution visuals with exceptional colour accuracy and contrast, capturing viewers’ attention and leaving a lasting impression.
2. Versatility: LED panels can be customised to fit various shapes and sizes, creating unique and eye-catching displays. The possibilities are virtually limitless, from large-scale video walls to curved or cylindrical configurations.
3. Brightness and Visibility: LED screens are designed to be incredibly bright, ensuring clear visibility even in well-lit environments. This makes them suitable for outdoor installations and locations with high ambient light.
4. Energy Efficiency: LED technology is renowned for its energy efficiency, consuming significantly less power than traditional display solutions. This reduces operating costs and contributes to a more sustainable environment.
5. Durability and Longevity: LED panels are built to withstand harsh environments and have a longer lifespan than other display technologies. This ensures long-term reliability and minimises the need for frequent replacements.

The Importance of Regular Service and Repair

Regular service and repair are essential to ensure the seamless operation of an LED video wall and maximise its lifespan. Here’s why:

• Uninterrupted Operation: Regular maintenance helps identify and address potential issues before they become major disruptions. You can mitigate downtime and ensure uninterrupted operation by scheduling routine inspections and servicing.
• Prevention of Potential Issues: Regular service allows technicians to detect early signs of component failure or performance degradation. Timely repairs and replacements prevent minor problems from escalating into major faults, saving time and money.
• Optimal Performance: Regular calibration and fine-tuning of LED panels ensure optimal performance, maintaining consistent colour accuracy, brightness, and image quality. This guarantees that your video wall continues to deliver stunning visual experiences.
• Extended Lifespan: Proper maintenance significantly extends the lifespan of your LED video wall. By following manufacturer guidelines and conducting regular cleaning, cooling system checks, and software updates, you can maximise the return on your investment.
• Expert Technical Support: Partnering with a reliable LED video wall service provider grants you access to skilled technicians with the necessary expertise to troubleshoot and resolve issues promptly. Their knowledge and experience ensure that your video wall operates at its best.

The significance of affordable LED video wall repair

LED video walls are intricate systems comprising numerous LED panels that work together to create a seamless visual experience. However, due to their complex nature, these video walls can encounter issues over time, including pixel defects, colour calibration problems, or power supply failures. Prompt repair and maintenance are crucial to prevent these issues from escalating and causing disruption to the intended visual impact.

Affordability plays a vital role in LED video wall repair services. By providing cost-effective solutions, repair service providers enable businesses and organisations to address maintenance needs without exceeding their budgetary constraints. This affordability factor ensures that even small and medium-sized enterprises can maintain their video walls’ functionality while maintaining quality and resorting to expensive replacements.

The Consequences of Neglecting Repair Needs Due to High Costs

Neglecting LED video wall repair needs due to high costs can severely affect businesses and organisations. Let’s explore some of the potential outcomes of such neglect:

• Diminished Visual Experience: A faulty LED video wall can diminish the visual experience, reducing customer engagement and decreasing brand impact. Neglecting repairs can compromise the vibrancy, colour accuracy, and overall performance of the video wall, leading to subpar visual displays that fail to captivate the audience.
• Deteriorated Productivity and Revenue Loss: In settings where LED video walls are utilised for advertising, promotions, or informational purposes, a malfunctioning video wall can hinder productivity and impact revenue generation. Businesses must promptly address repair needs to retain potential customers and revenue opportunities.
• Longer Downtime and Costlier Repairs: Ignoring repair needs can lead to prolonged downtime for the video wall, causing disruptions to daily operations and events. Delayed repairs can also worsen existing issues, requiring more extensive and costly repairs in the future. By neglecting repair needs due to high costs, businesses may inadvertently incur higher expenses in the long run.
• Reputation Damage: A poorly functioning LED video wall can negatively impact a business or organisation’s reputation. Customers and visitors may perceive a need for more attention to detail or professionalism, leading to a diminished perception of the brand. Repairing and maintaining the video wall proactively not only preserves the visual experience but also safeguards the reputation of the business or organisation.

Ensuring reliability with professional LED video wall repair

Regarding LED video wall service and repair, entrusting the task to professional service providers is paramount. These experts are well-versed in the intricacies of LED video walls and possess the necessary knowledge to troubleshoot and fix complex issues. By engaging the services of a reputable repair company, businesses and organisations can enjoy peace of mind, knowing that their valuable investment is in capable hands.

Expertise and Experience in Troubleshooting and Fixing Complex Issues

LED video walls are sophisticated systems comprising numerous components, such as LED screens, panels, and displays. Troubleshooting and fixing complex issues require a high level of expertise and experience. Professional technicians are equipped with the skills to diagnose problems accurately and efficiently. They understand the intricate workings of LED video walls, enabling them to pinpoint the root causes of issues and provide appropriate solutions.

From LED screen repair to video wall troubleshooting, these experts can navigate through the intricacies of the technology, utilising their extensive knowledge and experience to restore functionality. Moreover, their familiarity with LED panel replacement ensures that damaged or faulty components can be efficiently replaced, minimising downtime and maximising performance.

Contributing to Longevity and Performance

Reliable repair services ensure LED video walls’ longevity and optimal performance. By promptly addressing issues, professional service providers prevent minor problems from escalating into major ones, thereby extending the lifespan of the video walls. Regular LED video wall service and maintenance offered by these experts help detect potential issues before they can cause significant disruptions.

These service providers can enhance LED video walls’ performance and visual quality through thorough inspections, cleaning, and calibration. By adhering to recommended maintenance schedules, businesses can minimise the risk of unexpected breakdowns and maintain a seamless viewing experience for their audience.

Common Video Wall Problems and Solutions

Common Problems	Solutions
Flickering screens	Check and replace faulty power supply units
Dead pixels	Perform pixel calibration or replace affected panels
Uneven brightness	Adjust brightness settings and calibrate the panels
Image tearing	Check and replace faulty video cables
Overheating	Improve ventilation and cooling systems

The value of quick LED video wall service

The Significance of Prompt Service in LED Video Wall Repair

When it comes to LED video walls, prompt service plays a vital role in ensuring uninterrupted business operations and providing a seamless customer experience. The potential impact of downtime on business operations must be considered. Therefore, addressing issues swiftly and efficiently through professional LED video wall service and repair is essential.

• Downtime and Customer Experience

When an LED video wall malfunctions or requires repair, downtime can have severe consequences for businesses. Imagine a retail store relying on an LED video wall to showcase product advertisements and promotions. A malfunctioning video wall can result in the loss of valuable advertising opportunities and impact the store’s ability to attract customers.

By promptly addressing video wall issues, businesses can minimise the duration of downtime and mitigate the negative impact on customer experience. Quick response times are crucial for maintaining customer satisfaction, ensuring they receive the expected visual experience and engaging content that helps drive their purchasing decisions.

• Maximising Productivity Through Quick Response Times

Quick response times in LED video wall repair are essential for minimising disruptions and maximising productivity. Businesses across various industries rely on video walls for many purposes, including presentations, advertising, information display, and entertainment. Any interruptions in video wall functionality can disrupt these activities, leading to lost productivity and missed opportunities.

When a video wall encounters an issue, whether it’s a faulty LED screen, software glitch, or connection problem, quick response times are critical in swiftly resolving the problem. A professional video wall service provider with experienced technicians can efficiently diagnose and troubleshoot issues, ensuring minimal disruption to business operations.

• Enhanced Efficiency and Time-Sensitive Projects

Quick response times are even more crucial when time-sensitive projects or events rely on video walls, such as trade shows, conferences, or live events. Delays in repairing the video wall can significantly impact event schedules, potentially resulting in financial losses and reputational damage.

By engaging a reliable LED video wall repair company that offers quick service, businesses can have peace of mind knowing that their video walls will be restored promptly, allowing them to meet project deadlines and provide a seamless experience for event attendees.

The Role of Technicians and Comprehensive Support in LED Video Wall Service

The effectiveness of quick LED video wall service relies on the expertise of trained technicians and comprehensive support offered by the service provider. A qualified technician possesses the necessary skills to identify and rectify issues efficiently, ensuring a swift resolution.

In addition to repair and troubleshooting, comprehensive LED video wall service providers offer various services, including installation, maintenance, panel replacement, and ongoing support. Engaging such a service provider ensures businesses have access to a holistic solution that addresses all their video wall needs.

Common Video Wall Problems	Description
LED Screen Malfunctions	Issues related to individual LED panels, such as dead pixels or flickering
Software Glitches	Problems arising from video wall software, leading to display errors
Connectivity Issues	Troubles with connections between video wall components and external devices
Power Supply Problems	Electrical issues that affect the functionality of the video wall
Image Alignment Errors	Misalignment of content across multiple LED panels

Benefits of reliable video wall maintenance

Maintaining the quality and performance of LED video walls is essential to ensure optimal visual experiences and maximise the lifespan of these unique display systems. Regular maintenance is vital in preserving video walls’ functionality and image quality, ensuring they deliver stunning visuals without interruptions.

LED video walls are sophisticated display systems with multiple LED panels seamlessly integrated to create a large, high-resolution display. Regular maintenance is crucial to keep these dynamic displays performing at their best. By adhering to a comprehensive maintenance routine, video wall owners can safeguard their investment and ensure a seamless viewing experience.

• Preserving Quality and Performance: Regular maintenance prevents the gradual degradation of image quality over time. Dust accumulation, pixel discolouration, and colour inaccuracies can occur if video walls are not properly cleaned, calibrated, and updated. Consistent maintenance helps maintain the display’s vibrant colours, sharpness, and uniformity, providing viewers with a captivating visual experience.
• Various Maintenance Tasks for LED Video Walls:

a. Cleaning: Dust and dirt can accumulate on the surface of LED panels, affecting image quality. Routine cleaning using gentle, non-abrasive methods ensures a clear display and prevents long-term damage.
b. Calibration: Proper calibration is essential for accurate colour representation across the video wall. Regular calibration adjustments help mitigate colour inconsistencies and ensure a uniform viewing experience.
c. Software Updates: Keeping the video wall’s software up to date is vital for optimal performance and compatibility. Regular software updates help address bugs, improve system stability, and introduce new features that enhance the functionality of the video wall.

• Benefits of Proactive Maintenance:

a. Extended Lifespan: Through proactive maintenance, video wall owners can extend the lifespan of their investment. Regular cleaning, calibration, and software updates prevent damage accumulation and ensure the display system’s longevity.
b. Improved Image Quality: Maintaining the video wall’s image quality is essential for delivering a visually captivating experience. Proactive maintenance minimises pixel discolouration, colour inaccuracies, and other visual artefacts, resulting in a consistently high-quality display.
c. Reduced Downtime: Unplanned downtime can be costly and disruptive. By adopting a proactive maintenance approach, video wall owners can identify and address issues before they escalate, reducing the risk of unexpected failures and minimising system downtime.

Maintenance Task	Description
Cleaning	Regular removal of dust and dirt from the surface of LED panels
Calibration	Adjustment of colour settings to ensure accurate colour representation across the video wall
Software Updates	Keeping the video wall’s software up to date to improve performance and introduce features

Finding an experienced LED video wall technician and service provider

When finding an experienced LED video wall technician or service provider, you want to ensure that you partner with a trusted professional who can offer long-term support and assistance. Selecting the right technician or service provider is crucial for your LED video wall’s efficient repair, maintenance, and support.

• Certifications and Expertise

Certifications play a vital role in determining the competence of an LED video wall technician or service provider. Look for professionals with relevant LED video wall repair, maintenance, and installation certifications. These certifications demonstrate their expertise and knowledge in handling specific LED video wall models.

Additionally, it is important to assess the expertise of the technician or service provider in handling different LED video wall models. An experienced professional should be well-versed in troubleshooting common issues, performing repairs, conducting regular maintenance, and supporting various LED video wall systems.

• Industry Reputation and Customer Reviews

The reputation of an LED video wall technician or service provider within the industry is a strong indicator of their reliability and quality of service. Conduct thorough research to identify reputable companies or individuals with a proven track record of delivering exceptional service.

Customer reviews and testimonials provide valuable insights into the experiences of previous clients. Look for positive feedback highlighting prompt and effective repairs, professional maintenance, and reliable support. Online review platforms, industry forums, and social media can be excellent sources for finding honest opinions about the service provider’s performance.

• LED Video Wall Service and Repair Offerings

When evaluating potential LED video wall technicians or service providers, it is essential to consider the range of services they offer. A comprehensive service offering should include repair, maintenance, troubleshooting, installation, support, panel replacement, and general technical assistance for LED video walls. This ensures that you can rely on a single provider for all your needs, simplifying the management of your LED video wall system.

• Long-Term Support and Assistance

An LED video wall is a significant investment, and it requires ongoing support and assistance to ensure its optimal performance. Partnering with a trusted professional who offers long-term support can save you time, money, and frustration in the future.

Reliable service providers often offer service packages that include regular maintenance visits, priority response times for repairs, and access to technical support. These packages provide peace of mind, knowing that you have a dedicated professional who will promptly address any issues.

Conclusion

LED video walls are powerful communication tools, and their maintenance, repair, and support services should be noticed. By addressing any issues promptly, you ensure uninterrupted functionality and maximise the ROI of your LED video wall investment.

To achieve this, it is essential to partner with reliable service providers specialising in LED video wall service and repair. These professionals offer various services, including troubleshooting, installation, maintenance, and panel replacement. They have the expertise to identify and resolve common video wall problems efficiently.

Regular maintenance and service visits by qualified technicians help prevent potential issues and ensure your LED video wall operates flawlessly. Moreover, a reliable service provider can offer ongoing support, keeping your video wall current and providing assistance whenever needed.

Remember to consider the significance of professional LED video wall service and repair. Prioritise it to avoid costly downtime and ensure that your LED screen continues to deliver exceptional performance. Reach out to a trusted service provider today and experience the benefits of their expertise and support.

FAQs

What are the common problems with LED video walls?

Common problems with LED video walls include dead or malfunctioning pixels, colour calibration issues, power supply failures, image retention or burn-in, faulty connectors or cables, and software or control system issues. Additionally, environmental factors such as dust, moisture, and temperature variations can impact the performance of LED video walls.

How often should I service my LED video wall?

The frequency of servicing your LED video wall depends on several factors, including the usage intensity, environmental conditions, and manufacturer recommendations. As a general guideline, it is recommended to schedule professional servicing at least once a year to ensure optimal performance and address potential issues. However, if your video wall is subjected to heavy usage or harsh environments, or if you notice any problems, more frequent servicing may be necessary.

Can I repair my LED video wall myself?

Repairing an LED video wall yourself is generally only recommended if you have the expertise and technical knowledge. LED video walls consist of intricate electronic components, and attempting repairs without proper training and equipment can lead to further damage or void warranties. It is advisable to seek professional assistance from qualified technicians or service providers specialising in LED video wall repair to ensure effective and safe repairs.

How much does LED video wall repair cost?

The cost of LED video wall repair can vary depending on several factors, including the extent of the damage, the specific components requiring repair or replacement, and the labour costs associated with the repair service. With specific details, it is easier to provide an accurate estimate. It is recommended to contact reputable LED video wall repair service providers, provide them with the necessary information, and request a quote to get a precise cost assessment for your specific repair needs.

What qualifications should a video wall technician have?

A video wall technician should have technical qualifications and relevant experience. They should know electronics, display technologies, and video wall systems. They should be certified or trained by reputable manufacturers to handle specific video wall brands. Proficiency in troubleshooting and diagnosing hardware and software issues and expertise in repairing and replacing components are essential. Good communication skills, attention to detail, and the ability to work well under pressure are also important qualities for a video wall technician.

What are the benefits of regular LED video wall service?

Regular LED video wall service offers several benefits, including improved performance and longevity of the display, early detection and resolution of potential issues, optimised colour calibration, enhanced image quality, and reduced downtime. Regular servicing can help maintain consistent brightness and colour uniformity across the video wall, ensuring a seamless viewing experience. It also helps identify and address problems before they escalate, reducing the risk of costly repairs or complete system failures.

How long does it take to install a video wall?

The time required to install a video wall can vary depending on various factors, such as the size and complexity of the video wall, the mounting method, and the availability of resources. Generally, installation times can range from a few hours for smaller, simpler configurations to several days for larger, more complex setups. Factors like cable management, content calibration, and testing can also impact the installation duration. It is recommended to consult with professional installers who can provide a more accurate estimate based on your specific requirements.

What is the difference between video wall repair and replacement?

Video wall repair involves fixing or replacing specific components or modules that are malfunctioning or damaged while preserving the existing structure of the video wall. This approach is generally more cost-effective and suitable when most of the video wall is still in good condition. On the other hand, video wall replacement involves removing the existing video wall and installing a new one. This option is typically chosen when the video wall is outdated, extensively damaged or needs to upgrade to newer technology or larger display sizes.

How can I find a reliable video wall service provider?

To find a reliable video wall service provider, you can consider the following steps:

1. Research and gather a list of potential service providers in your area.
2. Check their experience and reputation by reading customer reviews and testimonials.
3. Inquire about their qualifications, certifications, and expertise in video wall repairs.
4. Verify if they offer warranties for their services and the replacement components.
5. Request quotes or estimates from multiple providers to compare prices and services.
6. Ask for recommendations from colleagues or industry professionals using video wall services.
7. Contact the shortlisted service providers and discuss your specific requirements to assess their responsiveness and expertise.
8. Choose a provider that offers comprehensive services, has a proven track record, and aligns with your budget and needs.

How to troubleshoot LED video wall issues?

When troubleshooting LED video wall issues, consider the following steps:

1. Check power and connectivity: Ensure the power supply is functioning, cables are securely connected, and there are no loose or damaged cables.
2. Verify signal source: Confirm that the input signal source is correctly connected and providing a signal.
3. Inspect control system: Check the control system or video processor for error messages, configuration issues, or software malfunctions.
4. Look for dead or malfunctioning pixels: Observe the video wall closely for any dead or stuck pixels requiring individual module replacement.
5. Calibrate colours: Use appropriate colour calibration tools or software to ensure consistent colour reproduction across the video wall.
6. Test with alternative components: Test the video wall with alternative cables, connectors, or input sources to isolate potential issues.
7. Consult user manuals or technical support: Refer to the manufacturer’s documentation or contact technical support for further guidance on your video wall model.

How do I maintain my LED video wall?

To maintain an LED video wall, consider the following practices:

1. Regular cleaning: Gently clean the display surface using a soft microfiber cloth and non-abrasive cleaning solutions specifically designed for electronics.
2. Dust Management: Prevent dust accumulation by regularly cleaning the area around the video wall and using air filtration systems.
3. Temperature and humidity control: Maintain a suitable temperature and humidity range within the operating specifications provided by the manufacturer.
4. Power management: Ensure stable and surge-protected power supply to prevent damage to the video wall components.
5. Software updates: Keep the video wall’s software and firmware up to date by installing recommended updates from the manufacturer.
6. Scheduled inspections: Inspect the video wall for any signs of physical damage, loose connections, or abnormal performance.
7. Professional servicing: Schedule professional servicing at least once a year or as the manufacturer recommends to address potential issues and ensure optimal performance.

Are there any DIY LED video wall repair tips?

Repairing an LED video wall yourself is generally not recommended due to the complexity and delicate nature of the components. However, there are a few DIY tips that may help:

1. Pixel exercise tools: Some manufacturers provide software tools to help exercise and potentially fix dead or stuck pixels on LED video walls.
2. Connector and cable checks: Inspect connectors and cables for any visible damage or loose connections. Ensure they are securely connected and replace them if necessary.
3. Dust removal: Use compressed air or a specialised electronics duster to remove dust from the video wall’s surface, vents, and connectors. Be gentle and avoid applying excessive force.
4. Software troubleshooting: Check the control system or video processor settings for misconfigurations or software-related issues. Follow user manuals or online resources for troubleshooting steps.

Remember, these DIY tips are general suggestions and may not be applicable or effective for all video wall issues. It is advisable to seek professional assistance for comprehensive repairs and maintenance.

Can I replace a single LED panel on my video wall?

In some cases, replacing a single LED panel on a video wall is possible. However, the feasibility depends on the specific design and manufacturer of the video wall. Some video wall systems are modular, allowing for individual panel replacement, while others may require replacing an entire module or section. Additionally, compatibility of the replacement panel with the existing video wall is crucial, considering factors such as pixel pitch, colour calibration, and electrical specifications. It is recommended to consult with a qualified video wall technician or service provider to determine if single panel replacement is feasible and to ensure proper compatibility and installation.

What are the best practices for video wall maintenance?

To ensure proper maintenance of a video wall, consider the following best practices:

1. Regular cleaning: Regularly clean the display surface and surrounding areas to prevent dust accumulation, using suitable cleaning solutions and non-abrasive materials.
2. Maintain proper temperature and humidity: Keep the video wall within the recommended temperature and humidity range provided by the manufacturer to prevent performance issues or damage.
3. Use a stable power supply: Connect the video wall to a stable power source with surge protection to safeguard against electrical fluctuations and potential damage.
4. Update software and firmware: Keep the video wall’s software and firmware up to date by installing recommended updates from the manufacturer to benefit from bug fixes and improvements.
5. Monitor performance: Regularly inspect the video wall for any abnormalities, such as colour inconsistencies, dead pixels, or image retention, and address them promptly.
6. Scheduled professional servicing: Schedule annual or periodic professional servicing by qualified technicians to perform comprehensive inspections, cleaning, and calibration.
7. Follow manufacturer guidelines: Adhere to the manufacturer’s recommended maintenance procedures and guidelines in the user manual or documentation specific to your video wall model.

How can I improve the lifespan of my LED video wall?

To enhance the lifespan of an LED video wall, consider the following practices:

1. Optimal brightness and settings: Operate the video wall at suitable brightness levels and avoid running it at maximum brightness for prolonged periods, as it can accelerate LED degradation.
2. Power management: Use power-saving features or implement an automated power-off schedule during inactivity to reduce unnecessary stress on the components.
3. Avoid extreme environments: Protect the video wall from extreme temperatures, high humidity, direct sunlight, and excessive dust or moisture, as these factors can negatively affect the performance and longevity of the display.
4. Proper ventilation: Ensure sufficient ventilation around the video wall to prevent overheating and maintain a stable operating temperature.
5. Use content with varied colours: Display content with varied colours and avoid static images for extended periods to minimise the risk of image retention or burn-in.
6. Professional servicing: Regularly schedule professional maintenance and servicing to address potential issues, thoroughly clean, and calibrate the display for optimal performance.
7. Follow manufacturer guidelines: Adhere to the manufacturer’s guidelines regarding usage, maintenance, and recommended operating conditions to maximise the lifespan of your LED video wall.