SONY ANDROID MAIN BOARD MODEL NUMBER KD-55X9000F The Sony KD-55X9000F main board (also known as the motherboard) is a crucial component that controls the TV's functions. It handles video processing, audio output, network connectivity, and other core operations. The specific model number for the main board is often 1-983-249-11 or 1-983-249-21, and it may also be referred to as the BM2A main PCB. Here's a breakdown of key aspects: Function: The main board acts as the central processing unit for the TV, managing all the core functionalities. Connectivity: It includes various ports like HDMI, USB, and Ethernet for connecting external devices and accessing network features. Compatibility: While the main board is designed to be compatible with the KD-55X9000F, it's essential to verify compatibility with all connectors and specific features, particularly for tuners in different regions. Replacement: If the main board malfunctions, it can be replaced to restore normal TV functionality, fix image or sound issues, and potentially reduce future maintenance costs. Part Numbers: Common part numbers include 1-983-249-11, 1-983-249-21, and the BM2A main PCB. Availability: Main boards can be found online from retailers like Amazon, AliExpress, and ledtvparts.com, among others.
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