￿##￿￿%￿￿￿￿'￿￿4￿￿ ￿￿￿

￿￿A#￿#￿￿1￿36346￿￿￿￿,￿￿￿￿#￿,￿￿

'-￿￿￿￿￿￿￿￿￿6￿￿￿￿-￿￿￿￿￿￿￿￿￿￿9￿"￿";￿##￿￿￿￿￿￿￿￿￿￿-￿3￿￿1￿￿￿3￿

 

 

 

￿￿9￿￿￿￿%￿&￿￿￿￿A#￿#￿￿1￿36346￿￿￿￿,￿￿￿￿#￿,￿￿

 

 

 

 

 

￿#￿

￿￿￿￿

￿4￿

 

￿￿￿)￿#+￿#,￿

 

 

 

 

 

1

Shield

I/O

 

Shield for cable

 

 

 

 

 

2

DPR

I

 

Digit Present

 

 

 

 

 

3

ACR

O

 

Abandon Call and Retry

 

 

 

 

 

4

CRQ

I

 

Call Request

 

 

 

 

 

5

PND

O

 

Present Next Digit

 

 

 

 

 

6

PWI

O

 

Power Indication

 

 

 

 

 

7

SG

I/O

 

Signal Ground

 

 

 

 

 

13

DSC

O

 

Distant Station Connect

 

 

 

 

 

14

NB1

I

 

Digit LSB

 

 

 

 

 

15

NB2

I

 

Digit bit 2

 

 

 

 

 

16

NB4

I

 

Digit bit 3

 

 

 

 

 

17

NB8

I

 

Digit bit MSB

 

 

 

 

 

22

DLO

O

 

Data Line Occupied

 

 

 

 

 

8-12

NC

N/A

 

No Connection

 

 

 

 

 

18-21

NC

N/A

 

No Connection

 

 

 

 

 

23-25

NC

N/A

 

No Connection

 

 

 

 

 

￿￿￿￿￿￿￿￿￿￿￿￿

￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿

(+

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Image 59
ADTRAN 4202023L3 manual Shield Shield for cable, Digit Present, Abandon Call and Retry, Call Request, Present Next Digit