Nortel Networks BCM50 manual Tip Black-Brown

Appendix H 4x16 wiring charts 223

Table 47 4x16 RJ-21 connector wiring (Sheet 2 of 2)

				Default DN on	Default DN on
Set	Pin	Connection	Wire color	Expansion port 1	Expansion port 2
14	39	Tip	Black-Brown	266	298
	14	Ring	Brown-Black
15	40	Tip	Black-Slate	267	299
	15	Ring	Slate-Black
16	41	Tip	Yellow-Blue	268	300
	16	Ring	Blue-Yellow
—	42	No connection	Yellow-Orange	—	—
	17	No connection	Orange-Yellow
.	.	.	.	.	.
.	.	.	.	.	.
.	.	.	.	.	.
—	50	No connection	Violet-Slate	—	—
	25	No connection	Slate-Violet

BCM50 Installation and Maintenance Guide