Samsung BN44-01047F (BN4401047F) LED Driver Board - QN85Q900TSFXZA

The Samsung BN44-01047F (BN4401047F) is an OEM LED Driver Board compatible with the Samsung 85" 8K QLED QN85Q900TSFXZA. This board resolves LED backlighting failures, dim screen, and flickering display issues. Board numbers L85SQ9ND_THS and BN4401047F. Replaces part numbers BN44-01047F and BN4401047F.

Specifications & Board Identifiers

• Part Number: BN44-01047F (BN4401047F)
• PBA / Board Numbers: L85SQ9ND_THS | BN4401047F
• Compatible Models: QN85Q900TSFXZA
• Supported Version: AC03, AD04 — check white sticker on your board to confirm version match
• Product Type: LED Driver Board

Common TV Symptoms Fixed

• No Picture / Black Screen: TV powers on but display stays dark or backlight fails to illuminate.
• Dim or Flickering Backlight: Uneven brightness, flickering, or partial backlight zones not working.
• Power Issues: TV shuts off unexpectedly or fails to maintain stable power to the display panel.
• Audio / Input Failure: TV has sound but no image, or inputs are unresponsive due to driver board failure.

Fitment & Ordering Guidelines

• Verify the white sticker part number on your existing board matches BN44-01047F or BN4401047F before ordering.
• Confirm your TV model suffix and version code match — check the label on the back of your TV.
• Basic electronics experience is recommended for installation.
• Looking for other parts for this TV? Search QN85Q900TSFXZA compatible parts

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