1-4
PA-2CE1 Channelized E1 Port Adapter Installation and Configuration
OL-3519-01
Chapter
Cables, Connectors, and Pinouts
Figure 1-4
L
2CE1 Twin Axial Cable for Balanced 120-Ohm Connections or ISDN PRI Connections
Figure 1-5
2CE1 RJ-45 Cable for Balanced 120-Ohm or ISDN PRI Connections
Figure 1-6
2CE1 BNC Cable for Unbalanced 75-Ohm Connections or ISDN PRI Connections
Table 1-2 lists connector pinouts for the 2CE1 interface cables.
DB-15 connector
H8667
Twinax connectors
in 1
in 9
in 15
Pin 1
Pin 9
Pin 15
RJ-45 connector
DB-15 connector
H8668
Pin 1
Pin 9
Pin 15
BNC connectors
DB-15 connector
H8669
Table 1-2
2CE1 Interface Cable Pinouts
2CE1 End
Network End
DB-15
Twinax
RJ-45
BNC
Pin
1
1.
Any pins not described in this table are not connected.
Signal
2
2.
Tx = transmit. Rx = receive.
Pin Signal
Pin
Signal
Signal
9
Tx Tip
Tx-1
Tx Tip
1
Tx Tip
Tx Tip
2
Tx Ring
Tx-2
Tx Ring
2
Tx Ring
Tx Shield
10
Tx Shield
Shield
Tx Shield
3
Tx Shield
–
8
Rx Tip
Rx-1
Rx Tip
4
Rx Tip
Rx Tip
15
Rx Ring
Rx-2
Rx Ring
5
Rx Ring
Rx Shield
7
Rx Shield
Shield
Rx Shield
6
Rx Shield
–