Paradyne COMSPHERE 3920PLUS Series, Technical Reference Manual

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vii 3920-A2-GH30-40 October 1998
Preface
Objectives and Reader Assumptions
This manual describes how to install and operate the COMSPHERE Model 3920Plus standalone
and Model 3921Plus carrier-mounted modems. Users of this manual must have a basic
understanding of modems and their operation.
How to Use This Manual
Chapter 1 provides technical specifications, information about the four 392xPlus models, the
modem features, and the government requirements for using these modems.
Chapter 2 provides instructions for installing the 392xPlus modems.
Chapter 3 provides the information required to operate the Model 3920Plus using the diagnostic
control panel and the Model 3921Plus using the COMSPHERE 3000 Series Carrier’s shared
diagnostic control panel (SDCP).
Chapter 4 provides information about the Status branch of the DCP menu.
Chapter 5 provides the information required to set configuration options in the 392xPlus modems
using the modem’s diagnostic control panel.
Chapter 6 provides information about the Poll List branch of the DCP menu.
Chapter 7 provides information about the Control branch of the DCP menu.
Chapter 8 provides information about the Test branch of the DCP menu.
Chapter 9 provides information about the Sub-Network Health and Status branch of the DCP
menu.
Chapter 10 provides information about the Call Setup branch of the DCP menu.
Chapter 11 provides information about the Talk/Data branch of the DCP menu.
Chapter 12 provides instructions for using the Dial Access Security feature.
Chapter 13 provides information about the Remote branch of the DCP menu.
Chapter 14 provides instructions for using AT commands and S-Registers.
Appendix A provides a menu tree for the 392xPlus modems.
Appendix B provides instructions for performing diagnostic tests when data communication
problems occur.