Customizing Hotwire 7925 Nest Card Termination Units; Changing Your Configuration Options - Paradyne HOTWIRE 7924 User Manual

Customizing HotWire 7925 Nest
Card Termination Units

Changing Your Configuration Options

7920-A2-GB20-10
This chapter provides instructions on how to change or verify configuration
options for G.703-compatible HotWire 7925 E1 nest cards.
configuration options for DSX-1-compatible HotWire 7924 T1 nest cards.
Configuration option settings determine how the unit operates. You can change
the unit's configuration options by changing switchpack and jumper settings on
the nest card.
Procedure
To change or verify configuration options:
1. Loosen retaining screws at the top and bottom of the nest card.
2. Use electrostatic discharge (ESD) protection when handling the electronic
components. Remove the card from the nest.
3. Use Figure 4-1 to locate switchpack S1.
4. Place the switchpack DIP switches in the ON or OFF position for each
desired configuration option. For example, to change a unit's card type from
CO to CP, move DIP switch 1 on switchpack 1 to the OFF position.
— The jumper on P12 is positioned at the factory on Pins 1–2 (switchpack
S1 disabled). To enable switchpack S1, move the jumper on P12 to
Pins 2–3.
5. Return the nest card to the nest.
6. Tighten retaining screws at the top and bottom of the nest card.
August 1997
4
Chapter 3 provides
4-1