ND-20292

CHAPTER 2

APRIL, 1990

able 200-17 Interface ETU LED/Switch Reference

ETU

 

PORT

 

 

 

LED

 

 

 

I

 

 

 

SWITCH

 

 

 

 

 

 

 

LED

101

-Busy

1

 

 

SW 101

-

Trunk

Selection

 

(Loop/Ground)

 

 

 

 

 

LED

201

- Busy

2

 

 

SW 201

-

Trunk

Selection

 

(Loop/Ground)

 

 

COI-E(

)

 

LED

301

-Busy

3

 

 

SW 301

-

Trunk

Selection

 

(Loop/Ground)

 

 

 

 

 

LED

401

- Busy

4

 

 

SW 401

-

Trunk

Selection

 

(Loop/Ground)

 

 

 

 

 

LED

1 - Receiving

 

Power

 

SW 1

-

Busy

Out

 

 

 

 

 

 

 

 

 

LED 1 - Busy 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED2

 

-

Busy2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ESI-E(

)

 

LED3

 

-

Busy3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED4

 

-

Busy4

 

 

 

SW1

-

Busy

Out

 

 

 

 

 

 

 

 

 

LED 5 - Receiving Power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED 101

- Busy 1

 

 

 

 

 

 

 

 

 

 

 

 

 

SLI-E(

)

 

LED201

 

- Busy2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

&

 

 

LED301

 

- Busy3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VMI-E

 

 

LED401

 

- Busy4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED

1

- Receiving

Power

 

SW1

-

Busy

Out

 

 

 

 

 

 

MFR-EA

 

 

LED

1

- Receiving

Power

 

SW 1

-

Busy

Out

 

 

 

 

 

 

az

 

 

 

 

 

 

 

 

 

CNF-E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ECR-E

 

 

 

 

 

 

 

 

 

 

SW1

-

Busy

Out

 

 

 

 

 

 

 

 

LED 1 - Receiving Power sw 2

-

Ring

Pattern

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

101

-

Line

Type Selection

(2 or 4 wire)

 

 

 

 

 

LED 1 - Busy 1

 

 

 

SW 102

- Trunk Selection (Loop/ DID or E&M Tit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

lines)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW 103 - E&M Signaling Type Selection ( I or V)

 

 

 

 

 

 

 

 

 

 

 

SW 301 - Transmission Loss Level Selection

 

 

 

 

 

 

 

 

 

 

 

 

SW 302 - Receiving Loss Level Selection

 

 

TLI-E

 

 

LED

2

- Busy

2

 

 

 

SW 201

-

Line

Type Selection

(2 or 4 wire)

 

 

 

 

 

 

 

 

 

 

 

 

 

SW 202

-

Trunk

Selection

(Loop/DID

or

E&M

Tit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

lines)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW 203

-

E&M

Signaling

 

Type Selection

( I or

V 1

 

 

 

 

 

 

 

 

 

 

 

SW 401 - Transmission Loss Level Selection

 

 

 

 

 

 

 

 

 

 

 

 

SW 402

- Receiving Loss Level Selection

 

 

 

 

 

LED 3

- Receiving Power

 

ISW1

-

Busy

Out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

101

-

Line

Type Selection

(2 or 4 wire)

 

 

 

 

 

LED

1

- Busy

1

 

 

 

SW 102

-

Transmission

and

Receiving

Loss Level

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Selection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW103

-

E&M

Signaling

 

Type Selection

( I or

V 1

TLI-EB

 

 

LED

2

- Busy

2

 

 

 

SW 201

-

Line

Type Selection

(2 or 4 wire)

 

 

 

 

 

 

 

 

 

 

 

 

 

SW 202

-

Transmission

and

Receiving

Loss Level

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Selection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW 203

-

E&M

Signaling

 

Type Selection

( I or

V 1

 

 

 

LED 3 - Receiving Power

 

SW1

-

Busy

Out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

,TE:

When

a loop dial

trunk(s) is connected to the TLI-E ETU, SW 101 and/or SW201 on the ETU must be

 

set to

the 2 wire

position.

 

Loop

Dial

 

/ DID

lines

cannot

 

be connected

to

a TLI-EB

ETU.

 

200 - 27

Page 59
Image 59
NEC nd-20292 manual SW1