Samsung BN94-10315R Main Board for UN43JU640DFXZA (Version AH01)

Samsung BN94-10315R Main Board

Location: 00i5

This replacement main board is for Samsung 43" LED TVs using model UN43JU640DFXZA (Version AH01). The main board controls video processing, inputs (HDMI/USB), audio output, and system logic. It’s typically used when a TV powers on but fails to display picture or exhibits signal/firmware related failures.

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Part & Board Numbers

• Part Number: BN94-10315R
• Board / Printed Numbers (may appear on sticker or board silkscreen):
  • BN94-10315R
  • Possible variant board identifiers depending on region or production batch

Important: Always verify the part number on your original board before ordering. Matching the TV model alone may not guarantee correct compatibility.

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Compatible TV Model(s)

• Samsung UN43JU640DFXZA (Version AH01)

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Common Symptoms of a Bad Main Board

• TV powers on but screen remains black or has no picture
• No HDMI or input detection even when source is connected properly
• Set stuck on logo, fails to boot, freezes, or reboots continuously
• No audio or distorted sound even when input is correct and cables tested
• Loss of smart-TV functions or failure to load firmware/menu

These symptoms can also be caused by other failing components (power supply, T-Con, panel, etc.). We recommend confirming that the failure is board-related before ordering.

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Installation & Handling Notes

• Unplug the TV and wait several minutes before servicing to allow internal capacitors to discharge.
• Use anti-static precautions when working with circuit boards.
• Ensure all ribbon cables and connectors are fully and properly seated.
• Avoid bending the board or forcing any connectors — correct alignment is essential.

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Condition & Testing

• Professionally inspected and tested to ensure proper functionality.
• Guaranteed replacement for the listed part number if installed correctly.

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Warranty & Returns

• Warranty: 180-Day Warranty.
• Returns accepted if the board is unmodified, undamaged, and installed properly.
• Keep your original board until your repair is verified successful.

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Shipping

• Ships from Brighton, TN (or your standard shipping facility).
• Secure packaging to protect the board during transit.
• Expedited shipping available at checkout if selected.

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If you’re unsure this is the correct board for your TV or need help verifying compatibility — contact us before ordering. We’re happy to assist to ensure a proper fit.