Samsung BN94-12455E Main Board

The BN94-12455E (BN9412455E) Samsung Main Board is the central processing unit for Samsung UM55H and LH55UMHHLBB/GO commercial displays — replacing it can resolve no picture/black screen, power failures, audio/input issues, and display errors. Verify the version code sticker on your board before ordering.

Specifications & Board Identifiers

• Part Number: BN94-12455E (BN9412455E)
• PBA / Board Numbers: BN97-10306A
• Compatible Models: UM55H | LH55UMHHLBB/GO
• Supported Version: Check white sticker on your board to confirm version match
• Product Type: Samsung LED TV Main Board

Common TV Symptoms Fixed

• No Picture / Black Screen: Display powers on but screen remains dark or shows no image
• Power Issues: Display won't turn on, shuts off unexpectedly, or cycles on and off
• Audio / Input Failure: No sound output, HDMI inputs not recognized, remote unresponsive
• Smart Hub / Wi-Fi Errors: Apps crash, Wi-Fi won't connect, Smart Hub fails to load

Fitment & Ordering Guidelines

• Verify the white sticker part number and PCB number match your original board exactly
• Confirm your display model suffix and version code match before ordering
• Basic electronics experience recommended for installation

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