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:

ND-20292

CHAPTER 3

APRIL, 1990

KEY FUNCTION (OFF LINE)

SPKR - ON/OFF Line

TEL # - Selects Trunk Group number

F/W - Increments Trunk Group number

CLEAR -

ENTER - Enters each assignment

B/W - Decrements Trunk Groun number

GUIDE TO FEATURE PROGRAMMING

IEMORY BLOCK BEING

MEMORY BLOCK THAT

MEMORY BLOCK THAT MAY

ROGRAMMED

MUST BE PROGRAMMED

HAVE TO BE PROGRAMMED

 

4B6

3Bl

382

CPU-EB3 or higher.

NOTES:

1.Line key and incoming ring duration time correspondence.

LKl = Less than 0.1 set

LK2 = More than 0.1 set but less than 0.3 set LK3 = More than 0.3 set but less than 0.45 set LK4= More than 0.45 set but less than 0.65 set LK5 =More than 0.65 set but less than 0.9 set LK6= More than 0.9 set but less than 1.5 set LK7 =More than 1.5 set but less than 2.5 set LK8 = More than 2.5 set

2.Depressing the ENTER key increments the display to the next Trunk Group number.

3.The Trunk Group number is incremental or decremental with the F/W and B/W keys.

4.This assignment is valid for CENTREX or PBX Lines connected to COI-EB ETUs.

i

GENERAL INFORMATION

- CENTREX RINGING

ASSIGNMENT

 

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i

 

 

 

 

 

 

 

 

 

 

I

i

 

 

 

 

 

 

 

 

 

 

I

i This area

of the memory

block is used to assign

one

of the

two Ring

Patterns

available

to particular

types

of !

f incoming

ring

signals.

The assignments correspond

to

the duration

of the

incoming

ring signals

and

are f

i programmed

in a Trunk

Group basis.

 

 

 

 

 

 

 

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300-145

Page 228
Image 228
NEC nd-20292 manual 382, General Information Centrex Ringing Assignment, 4B6 3Bl