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Chapter
2
2.4.2.5 AMIX-1 X/Y/Z Boards
These boards are used to connect 4 analog accesses, 4 or 8 analog terminals and 4 or 8 digital
dedicated terminals.
MIXED
ANALOG INTERFACES
1
2
1
2
ANALOG TRUNKS
2.4.2.6 BRA2–2, BRA4–2 and BRA8 Boards
These boards are used to connect 2, 4 or 8 base T0 access points (2 B channels + 1 D channel) in
order to connect the system to the digital public ISDN network (T0 point-to-point or multipoint
connection) or to a private network (DLT0 point-to-point connection); the operating mode, T0 or DLT0,
can be configured by OMC.
2.4.2.7 PRA Boards
This board provides 1 primary access for connecting the OXO Connect system to the ISDN digital
public network or to private networks:
•
PRA-T2, DLT2 : 30 x 64-Kbps B-channels + 1 x 64-Kbps D-channel; 2048 Kbps.
•
PRA-T1 : 23 x 64-Kbps B-channels + 1 x 64-Kbps D-channel; 1544 Kbps.
•
PCM R2: 30 x 64-Kbps B-channels + 1 x 4-Kbps signaling channel; 2048 Kbps.
The diagram below shows the end-plate of the PRA-T2 board, but the other PRA boards are similar.
8AL91217USAA - Ed. 01 - July 2018 - Installation Manual
Hardware description
AMIX 4/4/4 -1
3
4
-
-
-
-
3
4
1
2
3
4
DIGITAL INTERFACES
ISDN ACCES - T0
1
2
3
MIXED
ANALOG INTERFACES
1
2
3
4
1
2
3
4
ANALOG TRUNKS
BRA 4-2
4
AMIX 4/ 8/ 4 -1
DIGITAL INTERFACES
5
6
7
8
1
2
3
4
DIGITAL INTERFACES
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