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
1
2
3
4
1
2
3
4
ANALOG INTERFACES
DIGITAL INTERFACES
1
2
3
4
-
-
-
-
AMIX 4/4/4 -1
ANALOG TRUNKS
MIXED
1
2
3
4
1
2
3
4
ANALOG INTERFACES
DIGITAL INTERFACES
DIGITAL INTERFACES
1
2
3
4
5
6
7
8
AMIX 4/ 8/ 4 -1
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 ch 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.
ISDN ACCES - T0
1
2
3
4
BRA 4-2
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-ch 1 x 64-Kbps D-channel; 2048 Kbps.
• PRA-T1 : 23 x 64-Kbps B-ch 1 x 64-Kbps D-channel; 1544 Kbps.
• PCM R2: 30 x 64-Kbps B-ch 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.
Chapter
2
Hardware description
8AL91217USAA - Ed. 01 - July 2018 - Installation Manual
29/216
