- DescriptionThe BR840 Pro LED Display Control Board has both reception circuitry and an internal power conversion section in one unit. This lets you power the module directly from a 90–264Vac input. This built-in conversion means you don’t need separate power gear, and it still protects against voltage instability, too much current, overload, and short faults. Because of this integration, the BR840 Pro LED Display Control Board is good for configurations that need simple wiring and stable performance.This component improves image quality by using layered grayscale correction and precise pixel calibration. It can handle up to 65,536 grayscale levels and grow to 22bit depth, which makes details in dark areas clearer and lessens problems with brightness or color that aren’t consistent. The BR840 Pro LED Display manage Board lets you manage red, green, and blue gamma separately. This makes transitions smoother and improves visual balance, especially when the display is dim.Other improvements at the system level include ultra-low delay performance, seamless module brightness alignment, and rapid fixing of apparent seams between panels. Features like 90-degree rotation, 3D compatibility, monitoring tools, and redundancy systems make sure that the system keeps working even when there are problems. The BR840 Pro LED Display Control Board is designed for LED display applications that need stability, uniformity, and flexibility.Input Ports1 AC power input that works with 90–264Vac rangeIntegrated power conversion section that sends electricity straight to LED modulesMonitoring the voltage and temperature withinOutput ConnectionsDirect DC output to LED modules, with voltages of 3.0V, 3.8V, 4.0V, and 4.2V to choose fromRated output current of up to 32A. Ethernet-based signal transmission with the option to back up in a loop.Video Input OptionsSupports several PWM driver IC setupsCan handle 8-bit signals up to 640×360@60Hz10bit and 12bit input up to 320×360 at 60HzWorks with M3 and COEX control systemsMain FeaturesStructure that combines a receiving card and a power supplyProcessing for multi-layer grayscale refining22bit grayscale expansion to bring out more detail in dark areasAdjusting brightness and color at the pixel levelRGB gamma adjustment on its ownQuick fix for seams that are too bright or too darkBalancing the brightness of cabinet batchesDefault low-delay signal processing (as low as one frame)Compatible with 3D displays90° rotation (0°, 90°, 180°, or 270°)Storing and getting back module flash dataTracking voltage and temperature in real timeFinding bit errors to figure out what’s wrong with communicationReadback of firmware and settingsLoop redundancy for a show that never stopsA technique for backing up both firmware and parametersSpecifications for ElectricityVoltage input: 90–264 VacNormal input: 100–240 VacFrequency: 47 to 63 HzMaximum input current: 2.3APower factor: 240Vac: ≥0.90; 100Vac: ≥0.97Power consumption in standby mode: ≤4WRated output current: 32AYou can choose the output voltage from 3.0V, 3.8V, 4.0V, or 4.2V.Accuracy of voltage: ±2.0�ficiency: as high as 88% at 240VacTime to rise: ≤30msDelay in starting: ≤1sTime to hold: 10 to 15 msNoise from ripple: ≤200mVThe environment in which it worksTemperature range for work: -20°C to 70°CLoad goes down by 1.5% for every 1°C rise over 50°C.Humidity range: 10% to 90% RH (no water droplets)Support for heights of up to 5000mEnvironment for StorageTemperature for storage: -40°C to 85°CHumidity: 10% to 90% RH, no condensationSpecifications for the bodyThickness of the board: ≤0.2 cmTotal thickness (with parts): ≤2.3 cmInformation about packingRequirements for safe installation of structural spaceThere must be at least 0.5 cm of space between the main power section and the wall.At least 0.2 cm of space between other partsAccessories that come with itNo thermal pad included (user must install)No insulation pad is offered; the user must install it.
