DEFINITY Enterprise Communications Server Release 6

Issue 5

Installation and Test for Multi-Carrier Cabinets 555-230-112

May 1998

5 Install and Wire Telephones and Other Equipment

 

Emergency Transfer Units and Associated Telephones

Page 5-40

 

 

Table 5-14. Pin Assignments for 25-Pair Connector — Continued

 

Pin

Color

Designation

Connector/Description

 

 

 

 

 

 

41

Y-BL

TST4

Tip-Emergency Terminal 4

 

 

 

 

 

 

16

BL-Y

RST5

Ring-Emergency Terminal 4

 

 

 

 

 

 

42

Y-O

TTC5

Tip-PBX Trunk Circuit 5

 

 

 

 

 

 

17

O-Y

RTC5

Ring-PBX Trunk Circuit 5

 

 

 

 

 

 

43

Y-G

TTK5

Tip-CO Trunk Circuit 5

 

 

 

 

 

 

18

G-Y

RTK5

Ring-CO Trunk Circuit 5

 

 

 

 

 

 

44

Y-BR

TLC5

Tip-PBX Line Port 5

 

 

 

 

 

 

19

BR-Y

RLC5

Ring-PBX Line Port 5

 

 

 

 

 

 

45

Y-S

TST5

Tip-Emergency Terminal 5

 

 

 

 

 

 

20

S-Y

RST5

Ring-Emergency Terminal 5

 

 

 

 

 

 

46

V-BL

COM1

Common 1 Relay Contact

 

 

 

 

 

 

21

BL-V

NO1

Normally Open 1 Contact

 

 

 

 

 

 

47

V-O

NC2

Normally Closed 2 Contact

 

 

 

 

 

 

22

O-V

NC1

Normally Closed 1 Contact

 

 

 

 

 

 

48

V-G

COM2

Common 2 Relay Contact

 

 

 

 

 

 

23

G-V

NO2

Normally Open 2 Contact

 

 

 

 

 

 

49

V-BR

 

 

 

 

 

 

 

 

 

24

BR-V

 

 

 

 

 

 

 

 

 

50

V-S

GRD

Ground From PBX

 

 

 

 

 

 

25

S-V

-48PX

-48V from Alm Panel

 

 

 

 

 

 

 

 

 

 

 

 

Continued on next page

10.On the trunk identification label at the bottom of the panel, record the trunk line, extension, and location for each circuit.

11.Attach a label identifying each voice terminal designated as an emergency terminal. The labels are provided with the unit.

12.Check the system for normal operation:

Set the test switch (switch 12) to NORMAL OPERATION.

Ensure the power supply is providing -48 VDC at 80 mA maximum.

The power LED should be ON.

Verify there is dial tone on all emergency transfer sets.

If all of the above conditions are not met, replace the panel.

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Lucent Technologies Release 6 manual TST4