Lg CSP30021037 Service Power Control Board (Pcb, Assembly) OEM Part

Product Details

Genuine Lg part.

Cross Reference Information

Part Number CSP30021037 replaces AP6973807, EBR78940509, EBR84457302.

Description

This service power control board (PCB) is the electronic assembly that manages power distribution and onboard service functions for the appliance. Replacing a faulty board restores proper control signaling and power sequencing. What it does:

• Regulates and distributes power to control circuits and major components
• Provides onboard service/onboarding functions and communication to the main control system
• Commonly related to symptoms like no power, unit won't start, blank or unresponsive display, or intermittent operation
• Helps resolve failures caused by burned, shorted, or otherwise damaged control electronics

What's included: One service power control board (PCB) assembly as shown Install notes:

• Disconnect power to the appliance before beginning any work to avoid electrical shock
• Handle the board by the edges and avoid static discharge; use proper ESD precautions
• Installation typically requires removing access panels and connectors; follow the appliance service manual