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H83DSDMM Is Huawei MA5818 VDSL2 Service Board H83DSDMM
Huawei MA5818 Board H83DSDMM Overview
H83DSDMM is a 48-channel SuperVector service board that provides the SuperVector access service. It does not have an embedded splitter. It supports metallic line testing (MELT).
The basic working principle of the H83DSDMM board is as follows:
The switch module switches the interface of the backplane to the interface of the chipset module.
The chipset module implements functions, such as amplification, filtering, A/D and D/A conversion, coding/decoding, and encapsulation/decapsulation for signals.
The protection module protects and isolates the board from lightning strikes.
The control module decodes signals and monitors signals.
The power module supplies power to other function modules of the board.
The clock module provides working clock for other function modules of the board.
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