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The LG Television Main Board (Part Number: EBT66710803) is the primary control motherboard that operates and coordinates your TV’s essential functions such as power management, picture/video processing, audio output, HDMI and input signal control, and communication between internal components.
If your LG TV is showing problems like no picture, no sound, HDMI not working, stuck on logo, boot looping, or random shutoff, replacing the main board is one of the most common and effective repairs.
This replacement board is manufactured to meet LG’s specifications and is designed to restore stable performance and full functionality in compatible LG TV models.
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The LG Television Main Board - EBT66710803 is the correct replacement for the following model numbers.
The LG Television Main Board (Part Number: EBT66710803) is the primary control motherboard that operates and coordinates your TV’s essential functions such as power management, picture/video processing, audio output, HDMI and input signal control, and communication between internal components.
If your LG TV is showing problems like no picture, no sound, HDMI not working, stuck on logo, boot looping, or random shutoff, replacing the main board is one of the most common and effective repairs.
This replacement board is manufactured to meet LG’s specifications and is designed to restore stable performance and full functionality in compatible LG TV models.
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