Huawei Proprietary and Confidential
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9 Principles and Failure Analysis
9.1 Block Diagram
Figure 9-1 shows the block diagram of the Y210.
Figure 9-1 Block diagram
MSM7X2XA (The Y210U uses the MSM7225A) is the baseband signal processing chip,
mainly responsible for processing the input and output of image, video, audio, memory
support, RF interface, and connectivity signals. The baseband chip provides keypad, LCD,
microSD card, Wi-Fi, Bluetooth, camera, microphone, and touch panel interfaces.
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