Nortel Networks 1000E warranty Attendant console connections

Page 392 of 488 Installing Line cards and cross-connecting telephones

Figure 144

Attendant console connections

			Cross-connect		Console
					connector
				block
			To 1st TN	W-BL	26
				BL-W	1
			To 2nd TN	W-O	27
					2
				O-W
			ASM/	W-S	30
			To 3rd TN ADN
				S-W	5
	To +15 AUX		+ AUX
Console power	(W-G 1 dot wire)			R-O	32
from AUX	on AUX cable					Cable to
				O-R	7
cable	To -15 AUX		- AUX			M2250
					33
(one console	(G-W 1 dot wire)			R-G		Console
					8
only)	on AUX cable			G-R
Note: As an alternative, console			GND	BK-BL	36
			TC	BL-BK	11
power can be obtained from the
4 th and 5 th TNs on the circuit
card.
To 4th TN Tip			+VPS	Y-BL
To 4th TN Ring		(Note 2)		BL-Y	16
			+VPS RTN	Y-O	42
To 5 th TN Tip				O-Y	17	Cable from
To 5 th TN Ring						console to
(Note 1)			Relay 2	V-S	50	cross-connect
			Relay 1	S-V	25	terminal

Note 1: The M2250 is powered using the line circuits and if required from the AUX cable. In addition to the primary TN, secondary TN and ASMTN, two TNs are for power from the AUX cable are cabled to the M2250 through the + AUX and - AUX leads. Maximum loop length is 3000 ft (915 m) of 24 AWG (5.0 Metric Wire Gauge).

Note 2: When additional options are used (BLF), an additional 16V DC power supply is required. The 16V DC source is cabled through +VPS and +VPS RTN leads. The maximum distance from the console to the power source is 120 ft (36 m) of 24 AWG (5.0 Metric Wire Gauge) wire.

553-8352.EPS

553-3041-210 Standard 4.00 September 2007