Using Terminal and Switchpack Modes
3-2
7914-A2-GB20-00
February 1998
Make sure the parameters on your terminal or PC are set to:
H
9600 baud
H
8 bit
H
no parity
H
1 stop bit
H
no flow control
Press Return at your terminal keyboard to activate the Main Menu for the
attached unit. The system runs diagnostic tests as it comes up. After a few
seconds, the Main Menu screen appears on your terminal.
Menus are described in
Chapters 4
and
5
for the DSX-1 and V.35/V.11 units,
respectively.
Switching Between Terminal and Switchpack Modes
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
Chapter 5
(for V.35/V.11-compatible
units) for information on changing configuration options using either of these
modes.
"
Procedure
Use electrostatic discharge (ESD) protection when handling the circuit board. To
change the mode:
1. Power down the unit and expose the circuit board by loosening the two
screws on the back panel of the unit and sliding off the cover.
2. See Appendix C,
Switchpack Definitions
, for switchpack locations on your
unit’s board.
3. Locate switchpack S4 by its label on the circuit card.
4. Place the mode switch in the correct position for the desired mode.
For DSX-1-compatible units:
— Switchpack Mode is configured by setting switches 3–7 for Starting Time
Slot. See Table C-1 in Appendix C.
— Terminal Mode is configured by placing switches 3–7 in the ON position.
For V.35/V.11-compatible units:
— Switchpack Mode is configured by placing switch 8 in the ON position.
— Terminal Mode is configured by placing switch 8 in the Off position.
5.
If you are enabling Switchpack Mode: You must set the switchpacks and
jumpers to your desired configuration. Refer to Appendix C,
Switchpack
Definitions
.
6. Power up the board to reset and enable the new configuration.
