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[7] Q3/QB3 interface
The Q3/QB3 interface on CONGI is used for OS connection. Two connectors are available :
–
2 BNC for 10 Base 2 connection type
–
RJ45 for 10 base T connection type.
The Coaxial Transceiver Interface (CTI) circuit performs the driver/receiver interface between the Q3/QB3
coaxial cable ( BNC) and the universal ethernet adapter (AUI).
The purpose of the AUI adapter is to adapt the signal, coming from the Equipment Controller on the
PQ2/EQC, to the LAN interface. It is directly connected to the RJ45 connector or through CTI to BNC
connector.
[8] Remote inventory
It is the memory used to maintain the board history and communication and routing data relevant to the
NE ;Remote Inventory activity is managed by the RIBUS I/F block as described on para. 3.17 on page
370.
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