Working Principle
Figure 3-46 Working principle of the H801PRTG board
The PRTA board leads in -48 V or -60 V power supply through the 3V3 power port on its
front panel, and then transmits the -48 V or -60 V power supply through its filter circuit to the
backplane for supplying power to other boards in the service subrack.
SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
3 Board
Issue 24 (2018-07-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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