U.S. Robotics modems
Issue 4 October 2002 109555-233-116

Checking the status of the COMSPHERE 3910

modem

To check the status of the COMSPHERE 3910 modem at any time, proceed as
follows.
1. From the topmost menu, select the Status menu item.
U.S. Robotics modems
Avaya recommends using the U.S. Robotics external modem. For instructions on
how to physically connect it and for general configur ation instructions, see the
documentation that came with the modem. This document describes configuring
the modem for particular adjuncts.

Configuring U.S. Robotics modems

All configuration is done through hardware swit ches. Proceed as follows.
1. Set the DIP switches on the modem to match the settings listed in the table
below (for switch locations, consult the documentation that came with the
modem).
Table 13. U.S. Robotics External Modem Switch Settings
Switch Setting Function
1 OFF (Up) DTR (Data Terminal Ready) override
2 OFF (Up) Result codes
3 ON (Down) Result codes
4 OFF (Up) Keyboard command echo
5 ON (Down) Auto answer
6 OFF (Up) CD (Carrier Detect) override
7 OFF (Up) Power-on and ATZ reset software defaults
8 ON (Down) AT command recognition