Switching Between Terminal And Switchpack Modes - Paradyne HOTWIRE 7924 User Manual

Using Terminal and Switchpack Modes

Switching Between Terminal and Switchpack Modes

3-2
Connect the 9-pin end of the terminal cable into a COM port on your PC. Plug the
other end into the modular jack on the front panel. If your PC requires a 25 pin
connector to the COM port, see Appendix B,
correct cable pinouts.
Make sure the terminal parameters on your PC are set to:
9600 baud
8 bit
no parity
1 stop bit
no flow control
Press return from your VT100-compatible terminal window to activate the Main
Menu for the attached unit. The system runs diagnostics and status checks as it
comes up. After a few seconds, the Main Menu screen will appear on your
VT100-compatible terminal. Menus are described in
DSX-1 and V.35 units, respectively.
The following procedure is used to change the operating mode of the unit to
either Terminal Mode (the default setting) or Switchpack Mode. Refer to
Chapter 4 (for DSX-1-compatible units) or
for information on changing configuration options using either of these modes.
Procedure
To change the mode:
1. Power down the unit and remove the enclosure cover, exposing the circuit
board. Use electrostatic discharge (ESD) protection when handling the circuit
board.
2. See Appendix C, Switchpacks and Jumpers
unit's board.
3. Locate the jumper header.
— Use P11 for DSX-1-compatible units.
— Use P8 for V.35-compatible units.
4. Place the jumper in the correct position for the desired mode.
— Switchpack Mode is configured by placing the jumper on Pins 2 and 3.
— Terminal Mode is configured by placing the jumper on Pins 1 and 2.
5. If you are enabling Switchpack Mode: You must set the switchpacks and
jumpers to your desired configuration. Refer to Appendix C,
Jumpers .
6. Power up the board to reset and enable the new configuration.
August 1997
Cable Pin Assignments
Chapters 4 and
Chapter 5 (for V.35-compatible units)
, for jumper locations on your
Switchpacks and
7924-A2-GB20-20
, for the
5 for the