Nortel Networks 1050, 1100, 1010 manual ADSL WAN interface card

Appendix A Technical specifications 51

Table 19 provides the 56/64K CSU/DSU cable pinouts for a straight-through connection.

Table 19 56/64K CSU/DSU cable pinouts for straight-through connection

Nortel termination		Remote termination
Signal	Pin # to Pin #		Signal
Transmit tip	1	1	Transmit tip
Transmit ring	2	2	Transmit ring
not used	3	3	not used
not used	4	4	not used
not used	5	5	not used
not used	6	6	not used
Receive tip	7	7	Receive tip
Receive ring	8	8	Receive ring

ADSL WAN interface card

The ADSL Annex A and Annex B WAN interface cards have a single RJ-11 connector that provides the signals needed to interface to the digital subscriber line access multiplexer (DSLAM) and to telephone equipment.

Figure 21 shows the ADSL WAN interface card.

Note: The ADSL Annex A and Annex B cards look identical.

Figure 21 ADSL WAN interface card

ADSL

Tx/Rx

CONN

10972EA

Included in the accessory box is a 7-foot RJ-11 cable to attach to the DSLAM.

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