Page 92 01/2007 AMT/PTD/PBX/0020/2/4/EN
A twisted cable or S0/T0 adaptor is required to connect DECT base stations.
Figure 4-19: Connecting a DECT base station to an S0 access of a UCT-S/UCTS-12/UCT-C card
S0 interface link with DECT base station (twisted cable used)
Table 22: S0 interface link with DECT base station using a twisted cable
S0 interface link with DECT base station (adaptor used)
Table 23: S0 interface link with DECT base station using a point-to-point cable
UCT-S/UCT-C card RJ45 connector
Base station RJ45
connector
Pin 6 (NED1) Pin 5
Pin 3 (ED1) Pin 4
Pin 5 (NRD1) Pin 6
Pin 4 (RD1) Pin 3
RJ45 connector
UCT-S/UCT-C card
Adaptor connector
Base station RJ45
connector
Pin 6 (NED1) Pin 6 => Pin 5 Pin 5
Pin 3 (ED1) Pin 3 => Pin 4 Pin 4
Pin 5 (NRD1) Pin 5 => Pin 6 Pin 6
Pin 4 (RD1) Pin 4 => Pin 3 Pin 3
BX_MATRIX_XS_UCTS_CONNEXION_DECT_01_
01
UCT-S/T-C
DECT base
station
1234567
8
1234567
8
1234567
8
1234567
8
1234567
8
1234567
8
Twisted cable
Standard point-point cable
Crossover
box
Standard point-point cable
Ist method: use a twisted cable
2nd method: use an adapter
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