EBU66055402 LG Main Board for 43UN7300AUD.BUSFLJM

The LG EBU66055402 main board, board number EAX69083603, is listed for LG 43UN7300AUD TVs with the exact service code 43UN7300AUD.BUSFLJM. Match the full service code and your original board identifiers before ordering a replacement for a diagnosed main-board fault.

Specifications & Board Identifiers

• Brand: LG
• Product type: Main Board
• Part number: EBU66055402
• Board number: EAX69083603
• Compatible TV model: 43UN7300AUD
• Required service-code suffix: BUSFLJM
• Full service code: 43UN7300AUD.BUSFLJM

Match the full service code on the TV sticker. Do not assume compatibility with other 43UN7300AUD service-code variants.

Common TV Symptoms Fixed

A faulty main board can cause startup problems, unresponsive inputs, or picture and audio issues. These symptoms can have other causes; confirm the main board is faulty before replacement. This board will not repair a physically damaged display panel.

Fitment & Ordering Guidelines

Verify the white-sticker part number EBU66055402, PCB/board number EAX69083603, full TV model suffix, and service code 43UN7300AUD.BUSFLJM against your original assembly and TV label. Match any additional version identifiers on the original board. Do not order by the base TV model or PCB number alone.

Disconnect the TV from power before installation. Internal components may retain hazardous voltage; use a qualified technician if you are unfamiliar with TV repair. Follow appropriate ESD precautions, handle the board by its edges, and avoid touching components or connector contacts.

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