EBT66416903 LG OLED TV Main Board for OLED65CXAUA

The LG EBT66416903 OLED TV main board is a replacement main board for the LG OLED65CXAUA. It handles picture processing, audio, HDMI inputs, and smart TV functions. Consider this board when diagnosis identifies a main-board fault causing missing picture, input problems, or unresponsive smart features.

Specifications & Board Identifiers

• Part Number: EBT66416903
• Board Number: EBT66416903
• Brand: LG
• Product Type: OLED TV Main Board
• Compatible TV Models:
  • OLED65CXAUA.DUSQLJR
  • OLED65CXPUA.BUSWLJR

Common TV Symptoms Fixed

• No picture or a blank screen when traced to a faulty main board.
• HDMI input recognition or switching problems caused by main-board failure.
• Smart TV app, audio, or remote-response problems linked to the main board.

These symptoms can have other causes. Confirm the faulty component before ordering.

Fitment & Ordering Guidelines

• Match EBT66416903 on the white part-number sticker and compare the PCB/board identifier with your original board.
• Verify the complete TV model and suffix: OLED65CXAUA.DUSQLJR or OLED65CXPUA.BUSWLJR. Match the suffix and any version code on your TV and original board before ordering.
• Do not order by screen size or appearance alone.
• Unplug the television before servicing. Internal components can retain hazardous voltage; use a qualified technician if you are not trained in TV repair.
• Photograph cable connections before removal. Handle the board by its edges and use appropriate ESD protection.

OLED65CXAUA compatible parts
OLED65CXPUA compatible parts

Contact Me

ASK A QUESTION

Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.