ATO V.9256K Using the Internal, Modem, Connection procedures

Chapter 3

Using the Internal

Modem

This chapter describes connection procedures and basic operations.

Connection procedures

This section describes how to connect the internal modem to, and disconnect it from, a telephone jack.

CAUTION: The modem is designed for use with a standard analog telephone line. Do not connect the modem to a digital telephone line. A digital line may damage the modem. If you connect the modem to a digital telephone line, the modem will not dial, and will display the message NO DIAL TONE at the AT command line.

Contents

Page FCC Notice “Declaration of Conformity Information” Industry Canada Requirement Pursuant to FCC CFR 47, Part 68: Instructions for IC CS-03certified equipment Copyright Export Administration Regulation Disclaimer Trademarks Contents Page Page Page Page Introduction Conventions Abbreviations Keys Key operation Display Messages Features Page Page Function charts Page Modem On Hold Using Modem On Hold Answering an incoming voice call Page Placing an outgoing voice call Page Page Viewing Call History Configuring Modem On Hold Configuring Modem On Hold settings Page Adding and removing the Modem On Hold icon from the system tray Removing the icon Adding the icon Locating the Modem On Hold application version Page Function Check Running diagnostics Page Page Page Page Page Page Determining current connection protocol Page Page Page Page Page Using the Internal Modem Connection procedures Analog or digital Connecting the internal modem Disconnecting the internal modem Basic operation Connecting to a telephone line Direct access line Extension line Receiving a call Terminating a call Setting the data flow control CTS/RTS control XON/XOFF control Facsimiles AT Commands AT command formats +++ Escape sequence A/ Repeat last command A Answer command Bn Communication standard setting Dn Dial En Echo command Hn Hook control In Request ID information Page Page Page Page Ln Monitor speaker volume Mn Monitor speaker mode Nn Modulation handshake On Return online to data mode P Select pulse dialing Qn Result code control T Select tone dialing Vn DCE response format Wn Result Code Option Extended result codes Dial tone detect Busy tone detect Zn Recall stored profile &Cn Data Carrier Detect (DCD) control &Dn Data Terminal Ready (DTR) control &F Load factory settings &Gn V.22bis guard tone control &Kn Local flow control selection &Pn Select Pulse Dial Make/Break Ratio &Tn Self-testcommands &V View active configuration and stored profile &W Store current configuration &Y Select stored profile for hardware reset &Zn=x Store telephone number \Nn Error control mode selection Qn Local flow control selection \Vn Protocol result code %Cn Data compression control +DS44 V.44 Data Compression Command +DS44 = <direction +DS44 +DS44 +MS Command Page +MS +MS +PCW Command +PCW=<call waiting +PCW +PCW +PIG Command +PIG=<value +PIG +PIG +PMH Command +PMH=<value +PMH +PMH +VCID Command +VCID=<value +VCID +VCID S-Registers S-Registervalues S0 Auto answer ring number S1 Ring counter S2 AT escape character (user-defined) S4 Response formatting character (user-defined) S5 Command line editing character (user defined) S6 Wait before dialing S7 Connection completion time-out S8 Comma pause time S11 DTMF dialing speed S12 Escape guard time S37 Dial line rate AT command set result codes Page Page Page Page Test Function Test description Testing procedure Page MNP and Error-correctionoverview MNP error correction V.42 error correction Operation modes Normal mode Reliable mode Commands (\Nn) Flow control Serial port flow control XON/XOFF flow control (software) CTS/RTS two-wayflow control (hardware) Commands (\Qn, &Kn) Modem port flow control Data compression Commands (%Cn) Specifications Network control unit (NCU) Communication specifications Communication Conditions Communication parameters Telephone line types Connectable lines (2-wire) Dial modes Acronyms Page Page Page Page Page Page Page Page Page Page Page Index Numerics