Product Name: OEM Main Control Board – Part Number EBR77042536 Key Features and Benefits: OEM replacement part designed for reliable performance in LG refrigerators Restores proper functionality to your appliance by managing core functions including cooling cycles, temperature regulation, and control panel operation Ensures accurate response from components such as the compressor, fans, and sensors Compatibility: Fits select LG refrigerator models: LFC22770SB, LFC22770ST, LFCS22520B, LFCS22520S, LFCS22520W, LFNS22520D, LFNS22520S Function and Performance: Acts as the central hub controlling communication between the refrigerator's electronic parts Designed to meet manufacturer specifications for compatibility and longterm reliability Manufactured for precise fit and easy installation to reduce downtime When to : Common signs that indicate a control board replacement may be needed include: Refrigerator not powering on Digital display malfunctions or failure to illuminate Unresponsive control panel buttons Inability to change or save temperature settings Key components such as the motor or compressor not activating as intended Use Scenarios: 1. A refrigerator that suddenly stops cooling but still has power, indicating a control board failure. 2. A unit with a frozen or blank display panel where standard troubleshooting does not resolve the issue. 3. Appliances where temperature settings or cycles cannot be adjusted or canceled due to unresponsive controls. Specifications: Part Number: EBR77042536 OEM quality component from LG Engineered for seamless replacement without modification This OEM Main Control Board is the dependable solution when your refrigerator's electronic functions fail. With exact model compatibility and factorytested performance, it delivers the restoration and reliability you need to keep your appliance operating at its .