Huawei SmartAX MA5600T Hardware Description page 360

SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
Working Principle
Figure 3-53 Working principle of the H801SPUF board
Control
board
Adjacent
slot
Control
board
-48V DC
power
The basic working principle of the H801SPUF board is as follows:
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l
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Issue 24 (2018-07-30)
Backplane
H801SPUF
10GE/
20GE
20GE
Voltage required
Service
signal
The control module loads the board software, controls the running of the board, and
manages the entire board.
The service processing module processes the upstream services and data packets of the
services.
The power module draws -48 V power from the backplane and converts the power into
working power for each functional module of the board.
The clock module provides clock signals for each functional module of the board.
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Service processing module
Control
module
Clock
Power
module
module
Clock required
by the board
by the board
Control Power
signal signal
3 Board
User side
8*10GE
8*GE
4*GE+4*10GE
Clock
signal
340