Huawei SmartAX MA5600T Hardware Description page 299

SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
Working Principle
Figure 3-32 Working principle of the H801X1CA board
Backplane
Control
board
-48V
DC
power
The basic working principle of the H801X1CA board is as follows:
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l
Issue 24 (2018-07-30)
H801X1CA
10GE
Voltage required
by the board
Service
signal
The control module reports the status of and manufacturing information about the board,
and provides the interface information. In addition, the control module also manages the
modules on the board, and processes alarms.
The interface module provides the 10GE port.
The power module supplies power to other functional modules of the board.
The clock module provides clock signals for other functional modules of the board.
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Switching
module
Control
module
Power Clock
module module
Clock required
by the board
Control Power
signal signal
3 Board
User side
10GE
Clock
signal
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