Hong Telecom Equipment Service LTD

This topic describes the function, working principles, front panel, port, and subboard of the SCUB/SCUK board, and provides the specifications of the board. The SCUB/SCUK board is a control board of the MA5600. It controls the system and transmits services upstream to the IP network. The SCUB/SCUK board can be installed in only slots 7 and 8 of the MA5600 service shelf, or  slot 7 of the MA5603. Insert control board in slot 7 when the control board was configured. External connections of the SCUB/SCUK board： Working principles of the SCUB/SCUK board: The basic working principles of the SCUB/SCUK board are as follows: * The control module configures the entire system, collects and reports status information (for example, receive the alarms of the boards through the high-level protocol between the service boards and the control board), and processes protocols. * The switching module allocates the GE bus of the backplane. * The power module supplies power to e...