Switchpack Definitions

Manually change configuration options by moving Switchpack S1 DIP switches on the card. Table 10 lists Switchpack S1 definitions.

Table 10. 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

3

Control line termination.

OFF = 120 Ohm

ON = 75 Ohm

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 E1 line coding.

 

OFF = HDB3

 

ON = AMI

 

 

5

Not used

 

 

6

Enable CRC-4 monitoring.

 

OFF = Enable CRC-4

 

ON = Disable CRC-4 monitoring

 

 

7

Control whether Channel 16 contains signaling information or data.

 

OFF = Channel 16 is used for signaling

 

ON = Channel 16 is used for data

 

 

8

Not used

 

 

18

March 1999

7986-A2-GZ40-00

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Paradyne Hotwiret 7986 installation instructions Switchpack S1 Definitions Switch # Allows you to