Description
Samsung BN94-15857N Main Board
Location: 00o5
Replace a failed or faulty main board in your Samsung commercial display with this tested BN94-15857N main board. This board controls video, audio, inputs, and on-screen functions and is used in model LH55QETELGCXGO.
Part & Board Numbers
- Part Number: BN94-15857N
- Manufacturer Part Number: Samsung BN94-15857N
-
Visible / Board Numbers (may be printed on the board):
- BN94-15857N
- BN41-02790B
- KANT_M2E_QET_B
Always match the part number and board numbers from your original board. Model number alone is not enough, as the same model can use different versions.
Compatible TV / Display Models
Known compatible Samsung model:
- Samsung LH55QETELGCXGO
Common Failure Symptoms
A defective main board like this may cause issues such as:
- Display powers on but shows no picture or a blank screen
- No HDMI or input detection even when sources are connected
- Stuck on boot logo, freezing, or reboot looping
- No sound or distorted audio
- Menu or controls not responding properly
These symptoms can sometimes be caused by other components. Proper diagnosis is recommended before ordering.
Installation Tips
- Unplug the display and allow several minutes for capacitors to discharge before servicing.
- Use proper anti-static (ESD) precautions when handling boards.
- Carefully disconnect and reconnect all ribbon cables and harnesses; ensure they are fully seated.
- Do not force connectors or bend the board during installation.
Condition & Testing
- Professionally inspected and tested for proper functionality.
- Guaranteed working replacement for the part numbers listed above.
Warranty & Returns
- Warranty: 180-Day Warranty.
- Returns are accepted for boards that are unmodified, undamaged, and installed correctly.
- Please keep your original board until your repair is confirmed successful.
Shipping
- Ships from our facility in Brighton, TN.
- Securely packaged to protect the board in transit.
- Expedited shipping options available at checkout.
Not sure this is the correct board for your display? Contact us before ordering and we’ll be happy to help confirm compatibility.
We are here to help!
If you are having any trouble with locating the correct replacement, part number, or assistance with diagnosis please do not hesitate to reach out to us.
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