SAMSUNG BN44-01075A (BN4401075A) Power Supply Board - QN75Q800TAFXZA

The BN44-01075A (BN4401075A) is a Samsung OEM Power Supply Board compatible with the QN75Q800TAFXZA (Version FXZA — verify sticker on your board). Board numbers L75S8SNA_THS / BN44-01075A. Common symptoms repaired include no power, intermittent shutdowns, and backlight failures. Search both part number formats: BN44-01075A or BN4401075A.

Specifications & Board Identifiers

NB: VERY FEW OF THESE POWER SUPPLIES WILL FIX YOUR TV. LED PANELS AND BACKLIGHTS ARE MORE COMMON, THEREFORE WILL SELL THESE AS-IS AND RETURNS ARE NOT AVAILABLE

• Part Number: BN44-01075A (BN4401075A)
• PBA / Board Numbers: L75S8SNA_THS | BN44-01075A
• Compatible Models: QN75Q800TAFXZA
• Supported Version: FXZA — check white sticker on board to confirm
• Product Type: Power Supply Board

Common TV Symptoms Fixed

• No Power / Dead Set: TV will not turn on or shows no signs of power.
• Intermittent Shutdown: TV powers off unexpectedly or fails to stay on.
• Backlight Failure: Screen is dark but audio is present; backlights not powering on.
• Power Cycling: TV repeatedly turns on and off without stabilizing.

Fitment & Ordering Guidelines

• Verify the white sticker part number and PCB number on your board match BN44-01075A and L75S8SNA_THS.
• Confirm your TV model suffix and version code match — FXZA.
• Basic electronics experience recommended for installation.
• Looking for other parts for this TV? Search QN75Q800TAFXZA compatible parts.

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