Samsung BN44-01107A (BN4401107A) Power Supply Board - QN75Q70AAFXZA QN75Q7DAAFXZA

The Samsung BN44-01107A (BN4401107A) is an OEM Power Supply Board compatible with Samsung 75" QLED TVs including the QN75Q70AAFXZA and QN75Q7DAAFXZA. This board resolves power failures, no-picture symptoms, and shutdown issues. Board numbers L75E8N_ASM and BN44-01107A. Replaces part numbers BN44-01107A and BN4401107A.

Specifications & Board Identifiers

• Part Number: BN44-01107A (BN4401107A)
• PBA / Board Numbers: L75E8N_ASM | BN44-01107A
• Compatible Models: QN75Q70AAFXZA, QN75Q7DAAFXZA
• Supported Version: QN75Q70AAFXZA: CA01, CH02 — check white sticker on your board to confirm version match
• Product Type: Power Supply Board

Common TV Symptoms Fixed

• No Picture / Black Screen: TV powers on but display stays dark due to power supply failure.
• Power Issues: TV shuts off unexpectedly, won't turn on, or cycles on and off repeatedly.
• Audio / Input Failure: TV has sound but no image, or inputs fail to respond due to inadequate power delivery.
• Smart Hub / Wi-Fi Errors: Smart features become unstable or unresponsive due to power irregularities.

Fitment & Ordering Guidelines

• Verify the white sticker part number on your existing board matches BN44-01107A or BN4401107A 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 QN75Q70AAFXZA 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.