AT&T 999-507-144 system manual RJ21 NI

		Table 6-3		CO Line Wiring, 6-Position Jack, Single-Pair
		RJ11 NI Specification				D2R Cord						CU Line Jack
		Signal		Pin	Color	Plug		Plug				Pin	Signal
		T		4	GREEN	4			3			3	T
		R		3	RED	3			4			4	R
	Table 6-4			CO Line Wiring, 6-Position Jack, Two-Pair
		RJ14 NI Specification							267A2 Adapter						267C Adapter
		Signal		P i n C o l o r			Plug				Jack 1		Jack 2		Plug	Jack	Pin
		T1		4	GREEN			4			4		4		4		4
		R1		3	RED			3			3		3		3	1	3
		T2		2	BLACK			2			2		2		2		4
		R2		5	YELLOW			5			5		5		5	2	3
Table 8-5				CO Line Wiring, 6-Position Jack, Multipair
			RJ21 NI		Specification					CO Line Wiring					Z610A Adapter
										25-Pair
		Signal	Color Terminal Conn					Pin		Number Jack No.				Terminal Jack Pin			No.
		T1	Bl-W		1	26							4	1			4
		R1	W-Bl		2	1					1		3	2		1	3
		T2	O-W		3	27							4	3			4
		R2	W-O		4	2					2		3	4		2	3
		T3	G-W		5	28							4	5			4
		R3	W-G		6	3					3		3	6		3	3
		T4	BR-W		7	29							4	7			4
		R4	W-BR		8	4					4		3	8		4	3
		T5	S-W		9	30							4
		R5	W-S		1 0	5					5		3
		T6	Bl-R		11	31							4
		R6	R-Bl		12	6					6		3
		T7	O-R		13	32							4
		R7	R-O		14	7					7		3
		T8	G-R		15	33							4
		R8	R-G		16	8					8		3

MERLIN PlUS System Installation 8-7