Nortel Networks 553-3001-211 Elei card E1 Switch 2 S2 dip switch settings, Mode LEI Mode, Off

Models: 553-3001-211

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NT5D33 and NT5D34 Lineside E1 Interface cards

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Table 95

 

 

 

 

 

 

 

ELEI card – E1 Switch 2 (S2) dip switch settings

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Switch

Switch

 

Factory

Characteristic

 

Selection

 

Position

Setting

 

Default

 

 

 

 

 

 

 

 

E1 framing

 

CRC-4 Disabled

 

1

ON

 

ON

 

 

CRC-4 Enabled

 

 

OFF

 

 

 

 

 

 

 

 

 

 

E1 coding

 

AMI

 

2

ON

 

OFF

 

 

HDB3

 

 

OFF

 

 

 

 

 

 

 

 

 

 

NOT USED

 

leave ON

 

3

ON

 

ON

 

 

 

 

 

 

 

 

NOT USED

 

leave ON

 

4

OFF

 

OFF

 

 

 

 

 

 

 

 

Mode

 

LEI Mode

 

5

OFF

 

OFF

 

 

ELEI Mode

 

 

ON

 

 

 

 

 

 

 

 

 

 

Line processing on E1

 

On-hook

 

6

ON

 

OFF

link failure

 

Off-hook

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Daisy-chaining to MMI

 

YES

 

7

ON

 

OFF

 

 

NO

 

 

OFF

 

 

 

 

 

 

 

 

 

 

MMI master or slave

 

Master

 

8

ON

 

ON

 

 

Slave

 

 

OFF

 

 

 

 

 

 

 

 

 

 

After the card has been installed, display the dip switch settings using the MMI command Display Configuration (D C). See “Man-Machine E1 maintenance interface software” on page 272 for details on this and the rest of the available MMI commands.

Installation

Because of the wiring in some of the system modules and cabinets, the LEI will only work in certain card slot pairs. These restrictions depend on the type

Circuit Card Description and Installation

Page 259
Image 259
Nortel Networks 553-3001-211 manual Elei card E1 Switch 2 S2 dip switch settings, Mode LEI Mode, Off, Elei Mode