Nortel Networks BCM200/400 - Manual (Page 353)

Appendix E DSM16 and DSM32 wiring charts 353
BCM200/400 4.0 Installation and Maintenance Guide
Appendix E
DSM16 and DSM32 wiring charts
Digital telephones, such as the Business Series Telephones, are connected to a digital station
module (DSM16 or DSM32) through the RJ-21 connectors on the front of the media bay modules
(MBM). The DSM16 has a single RJ-21 connector and the DSM32 has two RJ-21 connectors (see
Figure 194 ).
Figure 194 DSM16 and DSM32 RJ-21 connectors
Table 92 lists the wiring details for the RJ-21 connectors on the DSM16 and DSM32.
Table 92 DSM16 and DSM32 RJ-21 connector wiring (Sheet 1 of 2)
Set Pin Connection Wire color
1 26 Tip White-Blue
1 Ring Blue-White
2 27 Tip White-Orange
2 Ring Orange-White
3 28 Tip White-Green
3 Ring Green-White
4 29 Tip White-Brown
4 Ring Brown-White
5 30 Tip White-Slate
5 Ring Slate-White
RJ-21 pin-out
RJ-21 connector
DSM16
RJ-21 connectors
DSM32