T/COEMA 103S-2021 General Technical Requirements for Asynchronous LED Display Players
T/COEMA 103S-2021 Asynchronous LED display player general technical requirements
Basic Information
Scope
Scope: This document specifies the terms and definitions, classification, technical requirements, and testing methods for asynchronous LED display players (including receiving cards), as well as packaging, transportation, and storage requirements. This document applies to asynchronous LED display players (including receiving cards), and stipulates electrical performance, interface specifications, display control functions, and technical testing methods. It serves as the main technical basis for the design, manufacture, testing, installation, acceptance, use, quality inspection, and formulation of various technical standards and technical documents for these products. Specifications not explicitly specified for receiving cards apply to main control devices. This document does not apply to explosion-proof environmental requirements or other special environmental requirements. This document can be used to guide the selection of control system solutions for various multimedia information release LED displays. It is suitable for the following scenarios: - Smart pole LED displays; - Smart traffic LED displays such as road congestion information boards, warning signs for illegal vehicles, and traffic light indicators; - Highway LED displays such as speed limit signs, variable message boards, and gantry structures; - Various traffic guidance LED displays in high-speed rail stations, subway stations, airports, and bus stations; - LED displays for vehicle advertising on buses and taxis; - Smart city LED displays in municipalities, neighborhoods, hospitals, and schools; - Outdoor media LED information release screens in communities, squares, and buildings; - Information release LED displays in lobbies of banks, hospitals, telecom companies, and mobile operators; - LED displays for advertising and display in banks, post offices, telecom companies, and mobile stores; - Environmental monitoring LED displays for dust online and weather information; - Ex