Configuring The Unit Using Internal Switches - Paradyne 7974 User Manual

4. Configuring the Unit Using the Internal Switches

Configuring the Unit Using Internal Switches

Use internal Switchpacks S3 and S4 to manually configure the unit. Use
Figure 4-1, Hotwire Standalone Termination Unit's Switchpack
Switchpacks S3 and S4.
Procedure
To configure the unit using internal Switchpacks S3 and S4:
4-2
HANDLING PRECAUTIONS FOR
!
STATIC-SENSITIVE DEVICES
This product is designed to protect sensitive components from damage
due to electrostatic discharge (ESD) during normal operation. When
performing installation procedures, however, take proper static control
precautions to prevent damage to equipment. If you are not sure of the
proper static control precautions, contact your nearest sales or service
representative.
1. Power off the unit.
2. Remove the enclosure cover:
— Use a Phillips screwdriver to remove the two screws from the top of
the unit.
— Push a flat-blade screwdriver through the slots on both sides of the
housing to free the four inner latches.
3. Locate Switchpack S4 on the circuit board using
Standalone Termination Unit's Switchpack
4. Set Switch 1 on Switchpack S4 to ON to enable Switchpacks S3 and S4.
5. Set the switches to the desired configuration. Refer to
Standalone Termination Unit's Switchpack
through 4-11.
6. Replace the cover and fasten it with the two screws.
7. Power on the board to reset the unit and enable the new configuration.
December 2001
Locations, to locate
Figure 4-1, Hotwire
Locations.
Figure 4-1, Hotwire
Locations, and Tables 4-1
7900-A2-GB21-20