Nortel Networks BCM50 manual Appendix, DSM16 and DSM32 wiring charts

Appendix I DSM16 and DSM32 wiring charts 225

Appendix I

DSM16 and DSM32 wiring charts

Digital telephones, such as the Business Series Telephones, are connected to the Digital Station Module (DSM16 or DSM32) through the RJ-21 connectors on the front of the media bay module. The DSM16 has a single RJ-21 connector and the DSM32 has two RJ-21 connectors (see Figure 87).

Figure 87 DSM16 and DSM32 RJ-21 connectors

DSM16 DSM32

RJ-21 connector RJ-21 connectors

RJ-21 pin out

Table 48 lists the wiring details for the RJ-21 connectors on the DSM16 and DSM32.

Table 48 DSM16 and DSM32 RJ-21 connector wiring (Sheet 1 of 2)

				Default DN on Expansion port 1		Default DN on Expansion port 2
				DSM16 or		DSM16 or
				Lower DSM32	Upper DSM32	Lower DSM32	Upper DSM32
Set	Pin	Connection	Wire color	RJ-21	RJ-21	RJ-21	RJ-21
1	26	Tip	White-Blue	237	253	269	285
	1	Ring	Blue-White
2	27	Tip	White-Orange	238	254	270	286
	2	Ring	Orange-White
3	28	Tip	White-Green	239	255	271	287
	3	Ring	Green-White
4	29	Tip	White-Brown	240	256	272	288
	4	Ring	Brown-White

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