Samsung BN94-17139A Main Board

The BN94-17139A (BN9417139A) Samsung Main Board is the central processing unit for the Samsung QN65QN90AAFXZA — replacing it can resolve no picture/black screen, power failures, audio/input issues, and Smart Hub or Wi-Fi errors. Version AC04 — verify the version code sticker on your board before ordering. Substitute for BN94-16852B.

Specifications & Board Identifiers

• Part Number: BN94-17139A (BN9417139A)
• PBA / Board Numbers: BN97-18953A
• Compatible Models: QN65QN90AAFXZA
• Supported Version: AC04 — check white sticker to confirm
• Product Type: Samsung LED TV Main Board

Common TV Symptoms Fixed

• No Picture / Black Screen: TV powers on but display remains dark or shows no image
• Power Issues: TV 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 TV model suffix and version code match before ordering
• Also compatible as substitute for BN94-16852B
• Basic electronics experience recommended for installation

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