Quad T1/E1 Csu/Dsu Wan Interface Card; Figure 41 Quad T1/E1 Csu/Dsu Wan Interface Card; Table 31 T1/E1 Csu/Dsu Cable Pinouts For Straight-Through Connection - Nortel VPN Router 2750 Installation Manual

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96 Appendix A Technical specifications
Table 31
connection.

Table 31 T1/E1 CSU/DSU cable pinouts for straight-through connection

Nortel termination
Signal
Receive A (RXDA)
Receive B (RXDB)
not used
Transmit B (TXDB)
Transmit A (TXDA)
not used
not used
not used

Quad T1/E1 CSU/DSU WAN interface card

The quad T1/E1 CSU/DSU WAN interface card has four connectors that provide
the signals needed to interface to T1 or E1 equipment.
T1/E1 CSU/DSU WAN interface card.

Figure 41 Quad T1/E1 CSU/DSU WAN interface card

Each connector on the quad T1/E1 CSU/DSU WAN interface card accommodates
an 8-pin RJ-48 modular patch cord. These cables are sold as Category 5, or
Ethernet, cables.
NN46110-318 02.01
provides the T1/E1 CSU/DSU cable pinouts for a straight-through
Note: Nortel does not supply cables with the quad T1/E1 CSU/DSU
interface card.
Remote termination
Pin # to Pin #
Signal
1
1
Receive A (RXDA)
2
2
Receive B (RXDB)
3
3
not used
4
4
Transmit B (TXDB)
5
5
Transmit A (TXDA)
6
6
not used
7
7
not used
8
8
not used
CS160012A
Figure 41
shows the quad

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