Figure 3-70 Working principle of the H802GPFD board
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C
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Control
board
-48V
DC
power
Switching
module
ONU
16*GPON
Backplane User side
40GE
Control board
Interface
module
Service
signal
Control
signal
Power
signal
Clock
signal
Power
module
Voltage required
by the board
Clock
module
Clock required
by the board
H802GPFD
The basic working principle of the H802GPFD board is as follows:
l The control module loads the board software, controls the running of the board, and
manages the board.
l The switching module aggregates the signals from sixteen GPON ports.
l The interface module converts between GPON signals and Ethernet packets.
l The power module supplies power to other functional modules of the board.
l The clock module provides the working clock for other functional modules of the board.
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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