Customer Questions and Answers for Main Control Board (Power Control Board Assembly) by Lg

This main control board is the appliance's primary power and logic controller, restoring electronic control of functions and cycles when the board is faulty. Fits the listed LG part number and replaces a failed or damaged main PCB. What it does:

• Regulates power distribution to major components and coordinates control signals
• Re-establishes electronic control for cycles, displays, and user input responsiveness
• Commonly used when the appliance has no power, intermittent operation, or unresponsive controls
• Helps address error codes or erratic behavior caused by a failed control board

• Disconnect power before servicing to avoid shock or damage.
• Handle the board by its edges and avoid touching components; ESD precautions are recommended.
• Verify model and part number match before installing; secure connectors and mounting fasteners per OEM guidance.