BN44-01115D Samsung Power Supply Board

The BN44-01115D (BN4401115D) is a Samsung Power Supply Board compatible with the QN75QN9DAAFXZA television, version CD02. It can help resolve no-power conditions, unexpected shutdowns, black-screen or no-backlight symptoms, and blinking standby-light faults. Check the white sticker on your original board before ordering.

Specifications & Board Identifiers

• Part Number: BN44-01115D (BN4401115D)
• PBA / Board Numbers: L75SA9NA_ADY
• Compatible Models: QN75QN9DAAFXZA
• Supported Version: CD02 — check the white sticker on your original board to confirm
• Product Type: Samsung Power Supply Board

Common TV Symptoms Fixed

• No Power / Dead Set: TV will not turn on or shows no response from the remote or power button
• Unexpected Shutdown: TV powers on but shuts off by itself shortly after startup
• No Backlight / Black Screen: Audio may be present while the screen remains dark
• Blinking Standby Light: Standby LED blinks repeatedly, indicating a possible power fault

Fitment & Ordering Guidelines

• Verify the part number and PCB number on the white sticker of your original board match exactly
• Confirm your TV model, version code, and board number match the details listed above
• Basic electronics experience is recommended. Observe proper ESD and static-safety precautions during installation

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