Backboard

The backboard is used with DONJIN voice processing boards with the CPCI bus to provide I/O function. 

    Name

    Type

    Image

    Function

    Backboard

    16-channel analog interface backboard

    RIO160R11


    Provide   8 RJ11 (4-pin) interfaces for the analog trunk interface voice processing board   with CPCI; It can be used with the boards with CPCI interfaces, such as the   analog voice trunk board, voice and fax resource board, and voice and IP   board.

    4E1 digital trunk backboard

    RIO1200BNC   


    Provide   4 pairs of 75 Ω   BNC interfaces for 1/2/4E1 digital trunk voice processing boards   with CPCI; It can be used with all the digital voice trunk boards with CPCI interfaces.  

    RIO1200R45


    Provide   4 120 Ω RJ48   interfaces for 4E1 digital trunk voice processing boards   with CPCI; It can be used with all the digital voice trunk boards with CPCI interfaces.

    RIO1200L9


    Provide   4 pairs of 75 Ω   L9 interfaces for 4E1   digital trunk voice processing boards with CPCI; The physical size of the L9   interface is less than that of the standard BNC interface.

    CPCI high-density board backboard

    RIO2400


    Provide   2 ox horn interfaces for the 8E1 high-density voice processing board; It is   mainly used in the DN2401C    series boards.

    RIO2400HiZ


    It   is the backboard of the 4E1 CPCI digital trunk Hiz recording board with 2   simple ox horn interfaces; it has Hiz head built in and is used with DN2401C-HiZ-4E1 together.


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