Critical Safety Warning FirstDisconnect Power: Ensure the washing machine is completely unplugged from the wall outlet before touching any exposed wiring or the control board.Water Supply: Turn off the water taps and disconnect the inlet hoses if you plan to fully remove the top panel to prevent stretching or tearing internal lines.1. Working with the Control Board (PCB)If your washer was experiencing power issues, blinking lights, failure to start, or error codes, the problem often lies here.Document Everything: Before unplugging any color-coded wire harnesses from the board, take clear, close-up photos of the layout. This ensures you reinstall them into the correct terminals later.Inspect for Damage: Check the underside or exposed sections of the control board for dark burn marks, blown capacitors.