Black Box MD1641A Installation and Connection, Software Configuration, AT Command Mode Operation

SERIES II INTELLIGENT DATA/FAX MODEMS

Chapter 2 - Installation and Connection

Chapter 2 covers the procedure for connecting the Series II Modem to your computer and to the phone line. Details are given, supported by illustrations on the Modem's back panel connections as a guide to install your Modem to the point of operation.

Chapter 3 - Software Configuration

Chapter 3 documents communication software configuration recommended specifically for the Series II Modem. There is also some discussion of how to identify the limitations and capabilities of your computer before the software installation process is done. Other issues covered include setting up initialization strings, changing default parameters, configuring software for the remote system and file transfer protocols.

Chapter 4 - Manual Dial and Automatic Answer

This chapter covers some modem operations, but delays discussion on Command Mode operation until Chapter 5. Automatic Leased Line Restoration, Dial backup, Manual Dial Mode, and Answer Mode opera- tion are covered in detail, as well as the handshaking procedures employed between two modems in an auto-answer application.

Chapter 5 - AT Command Mode Operation

This may be the most important chapter of this manual. It begins with an introduction and discussion on Command Mode fundamentals. A flow chart is provided to illustrate Command Mode and On-Line Mode operation and the methods used in each mode. Next, there is a summary of the modem’s commands and responses. We then go into a detailed explanation of each Series II Modem command, providing examples where applicable.

Chapter 6 - S-Registers

Chapter 6 covers the Series II Modem's S-Registers, which enable the user to establish, read, and modify various modem options. All of the S-Registers are charted and explained, followed by instructions on accessing the S-Registers and reading or changing their values.

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