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Customizing DSX-1-Compatible Units
Making Changes in Switchpack Mode
4-4
When operating in Switchpack Mode, you change configuration options by
moving switches on the board hardware. Each switch in the switchpack controls a
configuration parameter. To enable Switchpack Mode, refer to
Terminal and Switchpack Modes
Procedure
Use electrostatic discharge (ESD) protection when handling the circuit board. To
open the unit and make changes while in Switchpack Mode:
1. Power down the unit and remove the enclosure cover, exposing the circuit
board.
2. Find the switchpack labeled S4. Refer to the board layout illustration in
Switchpack Definitions
Appendix C,
3. Place the switchpack in the correct position for each desired configuration
option. The definition of each switch in the switchpack is also provided in
Switchpack Definitions
Appendix C,
4. Replace the enclosure cover and power up the board to reset and enable the
new configuration.
February 1998
on page 3-2.
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Switching Between
7914-A2-GB20-00
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