Initial Startup and Configuration

Switchpack Definitions

Manually change configuration options by moving Switchpack S1 DIP switches on the card. Table 3-1 lists Switchpack S1 definitions.

Table 3-1. Switchpack S1 Definitions

Switch # . . .

Allows you to . . .

Default in Bold

 

 

 

1

Enable or disable Switchpacks S1 and S2.

 

 

OFF = Switchpacks Disabled

 

 

ON = Switchpacks Enabled

 

 

 

 

2

Not used

 

 

 

3

Select the unit's primary timing source. Only valid for units configured

 

as LTU.

 

 

OFF = Internal Clock

 

 

ON = External Clock

 

 

 

 

4

Control the unit's T1 line coding.

 

 

OFF = B8ZS

 

 

ON = AMI

 

 

 

 

5

Control the unit's framing format

 

 

OFF = ESF

 

 

ON = D4

 

 

 

6, 7, 8

Control the unit's equalization. The three switches form a binary value

 

used as an index to the table of equalization values. Off denotes 0 and

 

On denotes 1.

 

 

000 = 0±133 feet

 

 

001 = 133±266 feet

 

 

010 = 266±399 feet

 

 

011 = 399±533 feet

 

 

100 = 533±655 feet

 

 

101 = 0±133 feet

 

 

110 = 0±133 feet

 

 

111 = 0±133 feet

 

 

 

 

7984-A2-GB20-10

February 1999

3-9

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Image 35
Paradyne HOTWIREt 7984 Switchpack Definitions, Switchpack S1 Definitions Switch # Allows you to, OFF = Internal Clock