BN94-01666C Samsung Main Board for LN40A650A1FXZA

The Samsung BN94-01666C (BN9401666C) main board, board number BN41-00972A, is a replacement main board for the Samsung LN40A650A1FXZA TV. Confirm the identifiers on your original board before ordering to help avoid a mismatched replacement.

Specifications & Board Identifiers

• Brand: Samsung
• Product type: Main Board
• Part number: BN94-01666C (BN9401666C)
• Board number: BN41-00972A
• Compatible TV model: LN40A650A1FXZA

Common TV Symptoms Fixed

Main-board faults can cause startup problems, unresponsive inputs, or picture and audio issues. These symptoms can also originate elsewhere in the TV; confirm the main board is faulty before replacement. This board will not repair a physically damaged display panel.

Fitment & Ordering Guidelines

Match the white-sticker part number BN94-01666C and PCB/board number BN41-00972A with your original assembly. Verify the complete model LN40A650A1FXZA, including its suffix, and match any version code on your TV and original board. Do not order by PCB number or TV model alone.

Disconnect the TV from power before installation. Internal components may retain hazardous voltage; use a qualified technician if you are unfamiliar with TV repair. Follow appropriate ESD precautions, handle the board by its edges, and avoid touching components and connector contacts.

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