Auxiliary Connector Outputs

DEFINITY Made Easy Tools
Issue 3, December 2001

Install and Wire Telephones

Auxiliary Connector Outputs

Return to Task List

Connect a 25-pair cable from the AUX connector on the back of the control carrier to a connecting block on the trunk/auxiliary field.

Auxiliary Lead Appearances at AUX Connector shows the Control Carrier outputs cable pinouts. The Control Carrier AUX connector outputs include:

Alarm monitoring for the auxiliary cabinet

Seven -48 VDC power sources for emergency transfer units

Three -48 VDC power sources for remotely powering three attendant consoles or telephone adjuncts

The remote management terminal interface trunk connection location

A relay contact that actuates a customer-supplied light, bell, or similar device. The relay can activate when a major, minor, or warning condition occurs. The device connected to the alarm leads must not exceed a rating of 30 VAC rms or 60 VDC at 0l75 amps.

Auxiliary Lead Appearances at AUX Connector shows the pinouts for an external alarm.

Port Circuit Pack and Telephone Pin Designations provides port circuit pack and telephone pin designations.

Auxiliary Lead Appearances at AUX Connector
Color¹	Pinouts	Output	Power
W-BL BL-W	26 1	Major*
W-BL BL-W	26 1	Major*
W-O O-W	27 2	Minor*
W-O O-W	27 2	Minor*
W-G G-W	28 3	GRD
W-G G-W	28 3	GRD
W-BR BR-W	29 4	GRD
W-BR BR-W	29 4	GRD
W-S S-W	30 5	GRD
W-S S-W	30 5	GRD
R-BL BL-R	31 6	GRD
R-BL BL-R	31 6	GRD
R-O O-R	32 7	GRD
R-O O-R	32 7	GRD
R-G G-R	33 8	Not Connected
R-G G-R	33 8	Not Connected
R-BR BR-R	34 9	Not Connected
R-BR BR-R	34 9	Not Connected
R-S S-R	35 10	Not Connected
BK-BL BL-BK	36 11	-48 GND	Emergency Transfer Relay Power
BK-O O-BK	37 12	-48 GND
BK-O O-BK	37 12	-48 GND
BK-G G-BK	38 13	-48 GND
BK-BR BR-BK	39 14	-48 GND
BK-BR BR-BK	39 14	-48 GND
BK-S S-BK	40 15	-48 GND
BK-S S-BK	40 15	-48 GND
Y-BL BL-Y	41 16	-48 GND
Y-BL BL-Y	41 16	-48 GND
Y-O O-Y	42 17	-48 GND
Y-G G-Y	43 18	Not Connected
Y-G G-Y	43 18	Not Connected
Y-BR BR-Y	44 19	GND -48	AUX Power
Y-BR BR-Y	44 19	GND -48
Y-S S-Y	45 20	GND -48
Y-S S-Y	45 20	GND -48
V-BL BL-V	46 21	GND -48
V-BL BL-V	46 21	GND -48
V-O O-V	47 22	Not Connected
V-O O-V	47 22	Not Connected
V-G G-V	48 23	Ext Alarm A** Ext Alarm Return
V-G G-V	48 23	Ext Alarm A** Ext Alarm Return
V-BR BR-V	49 24	Not Connected
V-BR BR-V	49 24	Not Connected
V-S S-V	50 25	INADS Tip INADS Ring

Color designation is the main wire color and the color of the stripe on the wire. The following wire colors apply:
W White
BL Blue
O Orange
G Green
BR Brown
S Slate (Grey)
R Red
BK Black
Y Yellow
V Violet

Port Circuit Pack and Telephone Pin Designations
Pin on Modular Plug	4-wire; 302C1, 8400-Series, 603E, 9403, 9434	2-wire; 302C1, 8400-Series, 603E, 9403, 9410, 9434	8510T Basic Rate Interface (BRI) (with adjunct speaker phone)	Analog Station, Modem	NT1	Z3A1 & Z3A2 Asynchronous Data Units (ADU), Data Module
1	TXT					TXT
2	TXR			T		TXR
3	PXT		TXT	R		PXT
4		T	PXR		T
5		R	PXT	No Connection 4-pin modular jack	R
6	PXR		TXR			PXR
7	-48VDC	(-48VDC)	(-48VDC)		-48VDC
8	GRD	GRD	GRD		GRD
Circuit Pack	TN754 4-wire digital (8 port)	TN2181 2-wire digital (16 port) TN2224 2-wire digital (24 port)	TN556 ISDN-BRI Line	TN2183 Analog line (16 port)	TN2198 2-wire Basic Rate Interface line	TN726 Data Line
PX PBX transmit T Tip (A) TX Terminal transmit R Ring (B)