NEC 2400IMX system manual PA-16ELCH 16ELC

Models: 2400IMX

1 485
Download 485 pages 63.2 Kb
Page 130
Image 130

PA-16ELCH (16ELC)

PA-16ELCH (16ELC)

1.Function

This circuit card is a line circuit card that supports the interface of 16 circuits or 8 circuits of a 2W-Digital Terminal based on TCM transmission system (Time Compression Multiplex).

This circuit card can be used as an 8-circuit voice/data digital line (8DLC Mode) and a 16-circuit voice only digital line circuit (16ELC Mode), and can be connected to any Dterm of the Dterm Series III. Differences in

operations by mode are shown below.

 

NUMBER OF

NUMBER OF

DATA COMMUNICATION FUNCTION

REMARKS

 

CIRCUITS

TIME SLOTS

 

 

 

 

 

 

 

 

8DLC Mode

8 circuits

16 Time Slots

Provided

 

 

 

 

 

 

16ELC Mode

16 circuits

16 Time Slots

Not Provided

 

 

 

 

 

 

Dterm0

Dterm7

Dterm8

Dterm15

Note

16ELC

16ch

INT

T

S

W

COT

C.O. Line

CPU

MEM

Note: If 8DLC mode, the circuit card is

Position within the System

accommodated to Dterm 0~7.

 

NDA-24282CHAPTER 4

Page 111

Revision 1.0

Page 130
Image 130
NEC 2400IMX system manual PA-16ELCH 16ELC