Huawei SmartAX MA5600T Hardware Description page 373

SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
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Technical Specifications
Please refer to
Working Principle
Figure 3-60 Working principle of the H801TOPA board
Backplane
Control
board
-48V
DC
power
The basic working principle of the H801TOPA board is as follows:
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Issue 24 (2018-07-30)
TDM signal upstream transmission through the 2 channels of STM-1 optical port (when
the O2CE/CSSA daughter board is configured, )
"Power Consumption and Maximum Frame Size of
H801TOPA
GE
Voltage required
by the board
Service
signal
The control module loads the board software, controls, and manages the entire board.
The service processing module allocates the GE bus of the backplane and processes
signals.
The interface module converts signals.
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Service
Interface
processing
module
module
Control
module
Clock
Power
module
module
Clock required
by the board
Control Power
signal signal
3 Board
Boards".
User side
E1/STM-1
interface
Clock
signal
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