Nortel BCM50 2.0, Installation Manual

Page: 63 / 86

Appendix A ADID wiring chart 63
Telephony Device Installation Guide
Appendix A
ADID wiring chart
Analog telephone lines connect to the ADID4 or ADID8 through the RJ-21 connector on the front
of the media bay module (MBM). See the figure
ADID RJ-21 connector (page 63) .
Figure 13 ADID RJ-21 connector
The table ADID4 and ADID8 RJ-21 connector wiring (page 63) lists the wiring details for the
RJ-21 connector on the ADID4 and ADID8. Use the first four lines for the ADID4 and use all
eight lines for the ADID8.
Table 7 ADID4 and ADID8 RJ-21 connector wiring
Line Pin Connection
Default line numbers on
Expansion port 1
Default line numbers on
Expansion port 2
1
26 Tip
065 095
1 Ring
2
27 Tip
066 096
2 Ring
3
28 Tip
067 097
3 Ring
4
29 Tip
068 098
4 Ring
5
30 Tip
073 103
5 Ring
6
31 Tip
074 104
6 Ring
7
32 Tip
075 105
7 Ring
8
33 Tip
076 106
8 Ring
RJ-21 pin out RJ-21 connector
ADID