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HUAWEI brand-new 32 ports ADRB board with splitter in UA5000
ADRB Board
This topic describes the functions, working principles, front panel, ports, and pin assignments of the ADRB board, and provides the specifications of the board.
Overview
The ADRB board is a 32-channel ADSL/ADSL2+ service board with a built-in 600-ohm impedance splitter and protection circuit. The ADRB board communicates with the broadband control board through the broadband bus, and the broadband control board transmits services upstream to the IP network.
Ports of the ADRB board
Port | Function | Position | Connection |
|---|---|---|---|
32-channel POTS port | Outputs the POTS signals to the PSTN device. | Front panel | Use the 32-channel subscriber cable to connect the port to the MDF. |
32-channel POTS and ADSL/ADSL2+ combo port | Provides access to the POTS and ADSL/ADSL2+ combo signals. | RATB/SAPB/Backplane (rear access shelf) | Use the 32-channel subscriber cable to connect the port to the MDF. |
RATF/SAPF/SLTF (front access shelf) | Use the 32-channel subscriber cable to connect the port to the MDF. |
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